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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-16304) regionserver should shutdown but it is blocked
Date Mon, 22 Aug 2016 16:48:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-16304?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15431164#comment-15431164 ] 

Ted Yu commented on HBASE-16304:
--------------------------------

[~stack]:
Do you mind taking a look at the latest patch ?

> regionserver should shutdown but it is blocked
> ----------------------------------------------
>
>                 Key: HBASE-16304
>                 URL: https://issues.apache.org/jira/browse/HBASE-16304
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 1.2.2
>            Reporter: mingmin xu
>            Assignee: Ted Yu
>            Priority: Critical
>             Fix For: 2.0.0, 1.3.0, 1.4.0
>
>         Attachments: 16304.branch-1.2.v4.txt, 16304.branch-1.2.v5.txt, 16304.branch-1.2.v5.txt, 16304.branch-1.v1.txt, 16304.v1.txt, 16304.v3.txt, 16304.v4.txt, 16304.v4.txt, 16304.v5.txt
>
>
> here is my jvm stack:
> {code}
> 2016-07-29 16:36:56
> Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.72-b04 mixed mode):
> "Timer for 'HBase' metrics system" daemon prio=10 tid=0x00007f205cf38000 nid=0xafa5 in Object.wait() [0x00007f203b353000]
>    java.lang.Thread.State: TIMED_WAITING (on object monitor)
> 	at java.lang.Object.wait(Native Method)
> 	at java.util.TimerThread.mainLoop(Timer.java:552)
> 	- locked <0x000000063503c790> (a java.util.TaskQueue)
> 	at java.util.TimerThread.run(Timer.java:505)
> "Attach Listener" daemon prio=10 tid=0x00007f205d017800 nid=0x1300 waiting on condition [0x0000000000000000]
>    java.lang.Thread.State: RUNNABLE
> "IPC Parameter Sending Thread #2" daemon prio=10 tid=0x00007f205c7c4000 nid=0x4f1a waiting on condition [0x00007f20362e1000]
>    java.lang.Thread.State: TIMED_WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f996718> (a java.util.concurrent.SynchronousQueue$TransferStack)
> 	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
> 	at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
> 	at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:359)
> 	at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:942)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_LOG_REPLAY_OPS-hadoop-datanode-0042:16020-1" prio=10 tid=0x00007f2054ec8000 nid=0x832d waiting on condition [0x00007f2039a18000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ffb5950> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_LOG_REPLAY_OPS-hadoop-datanode-0042:16020-0" prio=10 tid=0x00007f20542ca800 nid=0x5a5d waiting on condition [0x00007f2033bba000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ffb5950> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "hadoop-datanode-0042.corp.cootek.com,16020,1469690065288_ChoreService_2" daemon prio=10 tid=0x00007f205d0d4000 nid=0x72af waiting on condition [0x00007f203b151000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fd70dd8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1079)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_CLOSE_REGION-hadoop-datanode-0042:16020-2" prio=10 tid=0x0000000002232000 nid=0xab85 waiting on condition [0x00007f2033ab9000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x00000006708113f8> (a java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197)
> 	at java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.lock(ReentrantReadWriteLock.java:945)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.doClose(HRegion.java:1423)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.close(HRegion.java:1369)
> 	- locked <0x00000006707c3560> (a java.lang.Object)
> 	at org.apache.hadoop.hbase.regionserver.handler.CloseRegionHandler.process(CloseRegionHandler.java:138)
> 	at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:129)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_CLOSE_REGION-hadoop-datanode-0042:16020-1" prio=10 tid=0x00007f204cfa3000 nid=0xab84 waiting on condition [0x00007f2033ebd000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ffb5c20> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_CLOSE_REGION-hadoop-datanode-0042:16020-0" prio=10 tid=0x00007f204c30f800 nid=0xab31 waiting on condition [0x00007f203b555000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ffb5c20> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "group-cache-0" daemon prio=10 tid=0x00007f205c904000 nid=0xa858 waiting on condition [0x00007f20339b8000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fa930b0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1079)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "ReplicationExecutor-0" daemon prio=10 tid=0x00007f204c600000 nid=0x9596 waiting on condition [0x00007f20356d5000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ffb5ed8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_OPEN_REGION-hadoop-datanode-0042:16020-1" prio=10 tid=0x00007f205404c800 nid=0x8f88 waiting on condition [0x00007f2039f3f000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fc65d60> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_OPEN_REGION-hadoop-datanode-0042:16020-2" prio=10 tid=0x00000000017dc800 nid=0x8f87 waiting on condition [0x00007f203a040000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fc65d60> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RS_OPEN_REGION-hadoop-datanode-0042:16020-0" prio=10 tid=0x00007f204c5fe000 nid=0x8f86 waiting on condition [0x00007f203a141000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fc65d60> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "org.apache.hadoop.hdfs.PeerCache@7c1775ad" daemon prio=10 tid=0x00007f204cfdd000 nid=0x8f85 waiting on condition [0x00007f203a242000]
>    java.lang.Thread.State: TIMED_WAITING (sleeping)
> 	at java.lang.Thread.sleep(Native Method)
> 	at org.apache.hadoop.hdfs.PeerCache.run(PeerCache.java:244)
> 	at org.apache.hadoop.hdfs.PeerCache.access$000(PeerCache.java:41)
> 	at org.apache.hadoop.hdfs.PeerCache$1.run(PeerCache.java:119)
> 	at java.lang.Thread.run(Thread.java:745)
> "hadoop-datanode-0042:16020Replication Statistics #0" daemon prio=10 tid=0x0000000001bc2800 nid=0x8f52 waiting on condition [0x00007f203a444000]
>    java.lang.Thread.State: TIMED_WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fef1b58> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "HBase-Metrics2-1" daemon prio=10 tid=0x00000000018b0000 nid=0x8f4c waiting on condition [0x00007f203aa4a000]
>    java.lang.Thread.State: TIMED_WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fd70da8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
> 	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "sync.4" prio=10 tid=0x00007f204c10c800 nid=0x8f4b waiting on condition [0x00007f203ab4b000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fb98ee8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.regionserver.wal.FSHLog$SyncRunner.run(FSHLog.java:1212)
> 	at java.lang.Thread.run(Thread.java:745)
> "sync.3" prio=10 tid=0x00007f204c4df800 nid=0x8f4a waiting on condition [0x00007f203ac4c000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9ab398> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.regionserver.wal.FSHLog$SyncRunner.run(FSHLog.java:1212)
> 	at java.lang.Thread.run(Thread.java:745)
> "sync.2" prio=10 tid=0x00007f204c4dd800 nid=0x8f49 waiting on condition [0x00007f203ad4d000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fef7240> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.regionserver.wal.FSHLog$SyncRunner.run(FSHLog.java:1212)
> 	at java.lang.Thread.run(Thread.java:745)
> "sync.1" prio=10 tid=0x00007f204c4dc800 nid=0x8f48 waiting on condition [0x00007f203ae4e000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ff089b8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.regionserver.wal.FSHLog$SyncRunner.run(FSHLog.java:1212)
> 	at java.lang.Thread.run(Thread.java:745)
> "sync.0" prio=10 tid=0x00007f204c503000 nid=0x8f47 waiting on condition [0x00007f203af4f000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066fef71f8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.regionserver.wal.FSHLog$SyncRunner.run(FSHLog.java:1212)
> 	at java.lang.Thread.run(Thread.java:745)
> "regionserver/hadoop-datanode-0042.corp.cootek.com/192.168.0.168:16020.append-pool1-t1" prio=10 tid=0x0000000001ba0800 nid=0x8f46 waiting on condition [0x00007f203b050000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066ff08200> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at com.lmax.disruptor.BlockingWaitStrategy.waitFor(BlockingWaitStrategy.java:45)
> 	at com.lmax.disruptor.ProcessingSequenceBarrier.waitFor(ProcessingSequenceBarrier.java:55)
> 	at com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:123)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "LeaseRenewer:hadoop@hadoop2-namenode:9000" daemon prio=10 tid=0x0000000001b6c000 nid=0x8f42 waiting on condition [0x00007f203b252000]
>    java.lang.Thread.State: TIMED_WAITING (sleeping)
> 	at java.lang.Thread.sleep(Native Method)
> 	at org.apache.hadoop.hdfs.LeaseRenewer.run(LeaseRenewer.java:438)
> 	at org.apache.hadoop.hdfs.LeaseRenewer.access$700(LeaseRenewer.java:71)
> 	at org.apache.hadoop.hdfs.LeaseRenewer$1.run(LeaseRenewer.java:298)
> 	at java.lang.Thread.run(Thread.java:745)
> "JvmPauseMonitor" daemon prio=10 tid=0x0000000001cf5800 nid=0x8f3a waiting on condition [0x00007f203b959000]
>    java.lang.Thread.State: TIMED_WAITING (sleeping)
> 	at java.lang.Thread.sleep(Native Method)
> 	at org.apache.hadoop.hbase.util.JvmPauseMonitor$Monitor.run(JvmPauseMonitor.java:159)
> 	at java.lang.Thread.run(Thread.java:745)
> "regionserver/hadoop-datanode-0042.corp.cootek.com/192.168.0.168:16020" prio=10 tid=0x00007f205d045800 nid=0x8f37 waiting on condition [0x00007f203be5a000]
>    java.lang.Thread.State: TIMED_WAITING (sleeping)
> 	at java.lang.Thread.sleep(Native Method)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServer.sleep(HRegionServer.java:1301)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServer.waitOnAllRegionsToClose(HRegionServer.java:1287)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:1057)
> 	at java.lang.Thread.run(Thread.java:745)
> "ReplicationRpcServer.handler=2,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfe1000 nid=0x8f33 waiting on condition [0x00007f203c25e000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f996eb0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "ReplicationRpcServer.handler=1,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfdf000 nid=0x8f32 waiting on condition [0x00007f203c35f000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f996eb0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "ReplicationRpcServer.handler=0,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfdd000 nid=0x8f31 waiting on condition [0x00007f203c460000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f996eb0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=19,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfdb000 nid=0x8f30 waiting on condition [0x00007f203c561000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=18,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfd8800 nid=0x8f2f waiting on condition [0x00007f203c662000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=17,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfd6800 nid=0x8f2e waiting on condition [0x00007f203c763000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=16,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfd4800 nid=0x8f2d waiting on condition [0x00007f203c864000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=15,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfd2800 nid=0x8f2c waiting on condition [0x00007f203c965000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=14,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfd0800 nid=0x8f2b waiting on condition [0x00007f203ca66000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=13,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfce000 nid=0x8f2a waiting on condition [0x00007f203cb67000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=12,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfcc000 nid=0x8f29 waiting on condition [0x00007f203cc68000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=11,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfca000 nid=0x8f28 waiting on condition [0x00007f203cd69000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=10,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfc8000 nid=0x8f27 waiting on condition [0x00007f203ce6a000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=9,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfc5800 nid=0x8f26 waiting on condition [0x00007f203cf6b000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=8,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfc3800 nid=0x8f25 waiting on condition [0x00007f203d06c000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=7,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfc1800 nid=0x8f24 waiting on condition [0x00007f203d16d000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=6,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfbf800 nid=0x8f23 waiting on condition [0x00007f203d26e000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=5,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfbd000 nid=0x8f22 waiting on condition [0x00007f203d36f000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=4,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfbb000 nid=0x8f21 waiting on condition [0x00007f203d470000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=3,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfb9000 nid=0x8f20 waiting on condition [0x00007f203d571000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=2,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfb7000 nid=0x8f1f waiting on condition [0x00007f203d672000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=1,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfb4800 nid=0x8f1e waiting on condition [0x00007f203d773000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f997620> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "PriorityRpcServer.handler=0,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfb2800 nid=0x8f1d waiting on condition [0x00007f203d874000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9977a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=29,queue=2,port=16020" daemon prio=10 tid=0x00007f205cfb0800 nid=0x8f1c waiting on condition [0x00007f203d975000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=28,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfae800 nid=0x8f1b waiting on condition [0x00007f203da76000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=27,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfac800 nid=0x8f1a waiting on condition [0x00007f203db77000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=26,queue=2,port=16020" daemon prio=10 tid=0x00007f205cfaa000 nid=0x8f19 waiting on condition [0x00007f203dc78000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=25,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfa8000 nid=0x8f18 waiting on condition [0x00007f203dd79000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=24,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfa6000 nid=0x8f17 waiting for monitor entry [0x00007f203de79000]
>    java.lang.Thread.State: BLOCKED (on object monitor)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.refreshStoreFiles(HRegion.java:4887)
> 	- waiting to lock <0x00000006707c3500> (a org.apache.hadoop.hbase.regionserver.HRegion$WriteState)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.handleFileNotFound(HRegion.java:6104)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.populateResult(HRegion.java:5736)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextInternal(HRegion.java:5875)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:5653)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:5630)
> 	- locked <0x00000007130162c8> (a org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:5616)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:6810)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.getIncrementCurrentValue(HRegion.java:7673)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.applyIncrementsToColumnFamily(HRegion.java:7583)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.doIncrement(HRegion.java:7480)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.increment(HRegion.java:7440)
> 	at org.apache.hadoop.hbase.regionserver.RSRpcServices.increment(RSRpcServices.java:551)
> 	at org.apache.hadoop.hbase.regionserver.RSRpcServices.mutate(RSRpcServices.java:2227)
> 	at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:33646)
> 	at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2178)
> 	at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=23,queue=2,port=16020" daemon prio=10 tid=0x00007f205cfa4000 nid=0x8f16 waiting on condition [0x00007f203df7b000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=22,queue=1,port=16020" daemon prio=10 tid=0x00007f205cfa2000 nid=0x8f15 waiting on condition [0x00007f203e07c000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=21,queue=0,port=16020" daemon prio=10 tid=0x00007f205cfa0000 nid=0x8f14 waiting on condition [0x00007f203e17d000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=20,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf9d800 nid=0x8f13 waiting on condition [0x00007f203e27e000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=19,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf9b800 nid=0x8f12 waiting on condition [0x00007f203e37f000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=18,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf99800 nid=0x8f11 waiting on condition [0x00007f203e480000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=17,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf97800 nid=0x8f10 waiting on condition [0x00007f203e581000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=16,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf95800 nid=0x8f0f waiting on condition [0x00007f203e682000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=15,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf93000 nid=0x8f0e waiting on condition [0x00007f203e783000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=14,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf91000 nid=0x8f0d waiting on condition [0x00007f203e884000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=13,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf8f000 nid=0x8f0c waiting on condition [0x00007f203e985000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=12,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf8d000 nid=0x8f0b waiting on condition [0x00007f203ea85000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x00000006708113c8> (a java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197)
> 	at java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.lock(ReentrantReadWriteLock.java:945)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.dropMemstoreContentsForSeqId(HRegion.java:4568)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.refreshStoreFiles(HRegion.java:4919)
> 	- locked <0x00000006707c3500> (a org.apache.hadoop.hbase.regionserver.HRegion$WriteState)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.handleFileNotFound(HRegion.java:6104)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.populateResult(HRegion.java:5736)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextInternal(HRegion.java:5875)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:5653)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:5630)
> 	- locked <0x0000000713017648> (a org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl)
> 	at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:5616)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:6810)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.getIncrementCurrentValue(HRegion.java:7673)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.applyIncrementsToColumnFamily(HRegion.java:7583)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.doIncrement(HRegion.java:7480)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.increment(HRegion.java:7440)
> 	at org.apache.hadoop.hbase.regionserver.RSRpcServices.increment(RSRpcServices.java:551)
> 	at org.apache.hadoop.hbase.regionserver.RSRpcServices.mutate(RSRpcServices.java:2227)
> 	at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:33646)
> 	at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2178)
> 	at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=11,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf8a800 nid=0x8f0a waiting on condition [0x00007f203eb87000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=10,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf88800 nid=0x8f09 waiting on condition [0x00007f203ec88000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=9,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf86800 nid=0x8f08 waiting on condition [0x00007f203ed89000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=8,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf84800 nid=0x8f07 waiting on condition [0x00007f203ee8a000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=7,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf82000 nid=0x8f06 waiting on condition [0x00007f203ef8b000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=6,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf80000 nid=0x8f05 waiting on condition [0x00007f203f08c000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=5,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf7e000 nid=0x8f04 waiting on condition [0x00007f203f18d000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=4,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf7b800 nid=0x8f03 waiting on condition [0x00007f203f28e000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=3,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf79800 nid=0x8f02 waiting on condition [0x00007f203f38f000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=2,queue=2,port=16020" daemon prio=10 tid=0x00007f205cf78000 nid=0x8f01 waiting on condition [0x00007f203f490000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998ae8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=1,queue=1,port=16020" daemon prio=10 tid=0x00007f205cf77000 nid=0x8f00 waiting on condition [0x00007f203f591000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f998070> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "B.defaultRpcServer.handler=0,queue=0,port=16020" daemon prio=10 tid=0x00007f205cf5a800 nid=0x8eff waiting on condition [0x00007f203f692000]
>    java.lang.Thread.State: WAITING (parking)
> 	at sun.misc.Unsafe.park(Native Method)
> 	- parking to wait for  <0x000000066f9910c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
> 	at org.apache.hadoop.hbase.util.BoundedPriorityBlockingQueue.take(BoundedPriorityBlockingQueue.java:214)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:129)
> 	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.listener,port=16020" daemon prio=10 tid=0x00007f205cf56800 nid=0x8efe runnable [0x00007f203f793000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9a4490> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9a44a8> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f99c370> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener.run(RpcServer.java:728)
> "RpcServer.responder" daemon prio=10 tid=0x00007f205cf4d800 nid=0x8efd runnable [0x00007f203f894000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9905f8> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f990610> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a60e8> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Responder.doRunLoop(RpcServer.java:967)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Responder.run(RpcServer.java:914)
> "RpcServer.reader=9,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205cbaf800 nid=0x8ef8 runnable [0x00007f20402ca000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9919f8> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f991a10> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a51b0> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f991a28> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=8,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca84000 nid=0x8ef7 runnable [0x00007f20403cb000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9a6c40> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9a6c58> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a6520> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f9a6c70> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=7,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca81800 nid=0x8ef6 runnable [0x00007f20404cc000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9a79f0> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9a7a08> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a4718> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f9a7a20> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=6,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca7f800 nid=0x8ef5 runnable [0x00007f20405cd000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9afd68> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9afd80> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a82c0> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f9afd98> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=5,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca7d800 nid=0x8ef4 runnable [0x00007f20406ce000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f998998> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9989b0> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f99c568> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f9989c8> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=4,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca7c000 nid=0x8ef3 runnable [0x00007f20407cf000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9a4598> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9a45b0> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a39c8> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f9a45c8> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=3,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca7a800 nid=0x8ef2 runnable [0x00007f20408d0000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f99c970> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f99c988> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a2008> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f99c9a0> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=2,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca78800 nid=0x8ef1 runnable [0x00007f20409d1000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9989e0> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9989f8> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f99c640> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f998a10> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=1,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca93000 nid=0x8ef0 runnable [0x00007f2040ad2000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f9a94a8> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f9a94c0> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f9a8d58> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f998a88> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "RpcServer.reader=0,bindAddress=hadoop-datanode-0042.corp.cootek.com,port=16020" daemon prio=10 tid=0x00007f205ca47000 nid=0x8eef runnable [0x00007f2040de0000]
>    java.lang.Thread.State: RUNNABLE
> 	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> 	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> 	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
> 	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
> 	- locked <0x000000066f998a28> (a sun.nio.ch.Util$2)
> 	- locked <0x000000066f998a40> (a java.util.Collections$UnmodifiableSet)
> 	- locked <0x000000066f99c6d0> (a sun.nio.ch.EPollSelectorImpl)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
> 	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:622)
> 	- locked <0x000000066f998a58> (a org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader)
> 	at org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:609)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> "Service Thread" daemon prio=10 tid=0x00007f205c2dc800 nid=0x8ee9 runnable [0x0000000000000000]
>    java.lang.Thread.State: RUNNABLE
> "C2 CompilerThread1" daemon prio=10 tid=0x00007f205c2da000 nid=0x8ee8 waiting on condition [0x0000000000000000]
>    java.lang.Thread.State: RUNNABLE
> "C2 CompilerThread0" daemon prio=10 tid=0x00007f205c2d7800 nid=0x8ee7 waiting on condition [0x0000000000000000]
>    java.lang.Thread.State: RUNNABLE
> "Signal Dispatcher" daemon prio=10 tid=0x00007f205c2d5000 nid=0x8ee6 runnable [0x0000000000000000]
>    java.lang.Thread.State: RUNNABLE
> "Surrogate Locker Thread (Concurrent GC)" daemon prio=10 tid=0x00007f205c2d3000 nid=0x8ee5 waiting on condition [0x0000000000000000]
>    java.lang.Thread.State: RUNNABLE
> "Finalizer" daemon prio=10 tid=0x00007f205c2b2800 nid=0x8ee4 in Object.wait() [0x00007f20423b2000]
>    java.lang.Thread.State: WAITING (on object monitor)
> 	at java.lang.Object.wait(Native Method)
> 	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
> 	- locked <0x000000066f99d7d8> (a java.lang.ref.ReferenceQueue$Lock)
> 	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
> 	at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209)
> "Reference Handler" daemon prio=10 tid=0x00007f205c2b0800 nid=0x8ee3 in Object.wait() [0x00007f20424b3000]
>    java.lang.Thread.State: WAITING (on object monitor)
> 	at java.lang.Object.wait(Native Method)
> 	at java.lang.Object.wait(Object.java:503)
> 	at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133)
> 	- locked <0x000000066f998a70> (a java.lang.ref.Reference$Lock)
> "main" prio=10 tid=0x00007f205c00e000 nid=0x8ec3 in Object.wait() [0x00007f2065144000]
>    java.lang.Thread.State: WAITING (on object monitor)
> 	at java.lang.Object.wait(Native Method)
> 	- waiting on <0x000000066f9927d0> (a java.lang.Thread)
> 	at java.lang.Thread.join(Thread.java:1281)
> 	- locked <0x000000066f9927d0> (a java.lang.Thread)
> 	at java.lang.Thread.join(Thread.java:1355)
> 	at org.apache.hadoop.hbase.util.HasThread.join(HasThread.java:89)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.start(HRegionServerCommandLine.java:66)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.run(HRegionServerCommandLine.java:87)
> 	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> 	at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServer.main(HRegionServer.java:2665)
> "VM Thread" prio=10 tid=0x00007f205c2ac000 nid=0x8ee2 runnable 
> "Gang worker#0 (Parallel GC Threads)" prio=10 tid=0x00007f205c01f000 nid=0x8ec4 runnable 
> "Gang worker#1 (Parallel GC Threads)" prio=10 tid=0x00007f205c021000 nid=0x8ec5 runnable 
> "Gang worker#2 (Parallel GC Threads)" prio=10 tid=0x00007f205c022800 nid=0x8ec6 runnable 
> "Gang worker#3 (Parallel GC Threads)" prio=10 tid=0x00007f205c024800 nid=0x8ec7 runnable 
> "Gang worker#4 (Parallel GC Threads)" prio=10 tid=0x00007f205c026800 nid=0x8ec8 runnable 
> "Gang worker#5 (Parallel GC Threads)" prio=10 tid=0x00007f205c028800 nid=0x8ec9 runnable 
> "Gang worker#6 (Parallel GC Threads)" prio=10 tid=0x00007f205c02a000 nid=0x8eca runnable 
> "Gang worker#7 (Parallel GC Threads)" prio=10 tid=0x00007f205c02c000 nid=0x8ecb runnable 
> "Gang worker#8 (Parallel GC Threads)" prio=10 tid=0x00007f205c02e000 nid=0x8ecc runnable 
> "Gang worker#9 (Parallel GC Threads)" prio=10 tid=0x00007f205c02f800 nid=0x8ecd runnable 
> "Gang worker#10 (Parallel GC Threads)" prio=10 tid=0x00007f205c031800 nid=0x8ece runnable 
> "Gang worker#11 (Parallel GC Threads)" prio=10 tid=0x00007f205c033800 nid=0x8ecf runnable 
> "Gang worker#12 (Parallel GC Threads)" prio=10 tid=0x00007f205c035800 nid=0x8ed0 runnable 
> "Gang worker#13 (Parallel GC Threads)" prio=10 tid=0x00007f205c037000 nid=0x8ed1 runnable 
> "Gang worker#14 (Parallel GC Threads)" prio=10 tid=0x00007f205c039000 nid=0x8ed2 runnable 
> "Gang worker#15 (Parallel GC Threads)" prio=10 tid=0x00007f205c03b000 nid=0x8ed3 runnable 
> "Gang worker#16 (Parallel GC Threads)" prio=10 tid=0x00007f205c03c800 nid=0x8ed4 runnable 
> "Gang worker#17 (Parallel GC Threads)" prio=10 tid=0x00007f205c03e800 nid=0x8ed5 runnable 
> "Gang worker#18 (Parallel GC Threads)" prio=10 tid=0x00007f205c040800 nid=0x8ed6 runnable 
> "Gang worker#19 (Parallel GC Threads)" prio=10 tid=0x00007f205c042000 nid=0x8ed7 runnable 
> "Gang worker#20 (Parallel GC Threads)" prio=10 tid=0x00007f205c044000 nid=0x8ed8 runnable 
> "Gang worker#21 (Parallel GC Threads)" prio=10 tid=0x00007f205c046000 nid=0x8ed9 runnable 
> "Gang worker#22 (Parallel GC Threads)" prio=10 tid=0x00007f205c048000 nid=0x8eda runnable 
> "Concurrent Mark-Sweep GC Thread" prio=10 tid=0x00007f205c267000 nid=0x8ee1 runnable 
> "Gang worker#0 (Parallel CMS Threads)" prio=10 tid=0x00007f205c25b000 nid=0x8edb runnable 
> "Gang worker#1 (Parallel CMS Threads)" prio=10 tid=0x00007f205c25d000 nid=0x8edc runnable 
> "Gang worker#2 (Parallel CMS Threads)" prio=10 tid=0x00007f205c25e800 nid=0x8edd runnable 
> "Gang worker#3 (Parallel CMS Threads)" prio=10 tid=0x00007f205c260800 nid=0x8ede runnable 
> "Gang worker#4 (Parallel CMS Threads)" prio=10 tid=0x00007f205c262800 nid=0x8edf runnable 
> "Gang worker#5 (Parallel CMS Threads)" prio=10 tid=0x00007f205c264000 nid=0x8ee0 runnable 
> "VM Periodic Task Thread" prio=10 tid=0x00007f205c2df800 nid=0x8eea waiting on condition 
> JNI global references: 221
> {code}



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