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From y_823...@tsmc.com
Subject Re: RegionServer Aborting
Date Fri, 26 Mar 2010 09:20:56 GMT
HDFS log

java.net.SocketTimeoutException: 480000 millis timeout while waiting for
channel to be ready for write. ch :
java.nio.channels.SocketChannel[connected local=/10.81.47.50:50010
remote=/10.81.47.35:34325]
      at
org.apache.hadoop.net.SocketIOWithTimeout.waitForIO(SocketIOWithTimeout.java:246)
      at
org.apache.hadoop.net.SocketOutputStream.waitForWritable(SocketOutputStream.java:159)
      at
org.apache.hadoop.net.SocketOutputStream.transferToFully(SocketOutputStream.java:198)
      at
org.apache.hadoop.hdfs.server.datanode.BlockSender.sendChunks(BlockSender.java:313)
      at
org.apache.hadoop.hdfs.server.datanode.BlockSender.sendBlock(BlockSender.java:400)
      at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:180)
      at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:95)
      at java.lang.Thread.run(Thread.java:619)

2010-03-26 15:53:30,910 ERROR
org.apache.hadoop.hdfs.server.datanode.DataNode:
DatanodeRegistration(10.81.47.50:50010,
storageID=DS-758373957-10.81.47.50-50010-1264018078483, infoPort=50075,
ipcPort=50020):DataXceiver
java.net.SocketTimeoutException: 480000 millis timeout while waiting for
channel to be ready for write. ch :
java.nio.channels.SocketChannel[connected local=/10.81.47.50:50010
remote=/10.81.47.35:34325]
      at
org.apache.hadoop.net.SocketIOWithTimeout.waitForIO(SocketIOWithTimeout.java:246)
      at
org.apache.hadoop.net.SocketOutputStream.waitForWritable(SocketOutputStream.java:159)
      at
org.apache.hadoop.net.SocketOutputStream.transferToFully(SocketOutputStream.java:198)
      at
org.apache.hadoop.hdfs.server.datanode.BlockSender.sendChunks(BlockSender.java:313)
      at
org.apache.hadoop.hdfs.server.datanode.BlockSender.sendBlock(BlockSender.java:400)
      at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:180)
      at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:95)
      at java.lang.Thread.run(Thread.java:619)




Fleming Chiu(邱宏明)
707-6128
y_823910@tsmc.com
週一無肉日吃素救地球(Meat Free Monday Taiwan)




                                                                                         
                                                            
                      y_823910@tsmc.com                                                  
                                                            
                                               To:      hbase-user@hadoop.apache.org     
                                                            
                      2010/03/26 05:06         cc:      (bcc: Y_823910/TSMC)             
                                                            
                      PM                       Subject: RegionServer Aborting            
                                                            
                      Please respond to                                                  
                                                            
                      hbase-user                                                         
                                                            
                                                                                         
                                                            
                                                                                         
                                                            




Hi,

I didn't send any command to shutdown my region server,
so I don't know why my region server shutdown automatically?
Any ideas?


HBase version : 0.20.2, r834515

Hadoop version:  0.20.1, r810220

2010-03-26 15:56:59,330 INFO
org.apache.hadoop.hbase.regionserver.HRegionServer: aborting server at:
10.81.47.50:60020
2010-03-26 15:57:01,797 INFO
org.apache.hadoop.hbase.regionserver.HRegionServer: worker thread exiting
2010-03-26 15:57:01,797 INFO org.apache.zookeeper.ZooKeeper: Closing
session: 0x1279807e42c0003
2010-03-26 15:57:01,797 INFO org.apache.zookeeper.ClientCnxn: Closing
ClientCnxn for session: 0x1279807e42c0003
2010-03-26 15:57:01,800 INFO org.apache.zookeeper.ClientCnxn: Exception
while closing send thread for session 0x1279807e42c0003 : Read error rc =
-1 java.nio.DirectByteBuffer[pos=0 lim=4 cap=4]
2010-03-26 15:57:01,915 INFO org.apache.zookeeper.ClientCnxn: Disconnecting
ClientCnxn for session: 0x1279807e42c0003
2010-03-26 15:57:01,915 INFO org.apache.zookeeper.ZooKeeper: Session:
0x1279807e42c0003 closed
2010-03-26 15:57:01,915 DEBUG
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Closed connection with
ZooKeeper
2010-03-26 15:57:01,915 INFO org.apache.zookeeper.ClientCnxn: EventThread
shut down
2010-03-26 15:57:02,024 INFO
org.apache.hadoop.hbase.regionserver.HRegionServer:
regionserver/10.81.47.50:60020 exiting
2010-03-26 15:57:06,669 INFO org.apache.hadoop.hbase.Leases:
regionserver/10.81.47.50:60020.leaseChecker closing leases
2010-03-26 15:57:06,669 INFO org.apache.hadoop.hbase.Leases:
regionserver/10.81.47.50:60020.leaseChecker closed leases
2010-03-26 15:57:06,670 INFO
org.apache.hadoop.hbase.regionserver.HRegionServer: Starting shutdown
thread.
2010-03-26 15:57:06,670 INFO
org.apache.hadoop.hbase.regionserver.HRegionServer: Shutdown thread
complete



Fleming Chiu(邱宏明)
707-6128
y_823910@tsmc.com
週一無肉日吃素救地球(Meat Free Monday Taiwan)



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                                                         TSMC PROPERTY       
 This email communication (and any attachments) is proprietary information   
 for the sole use of its                                                     
 intended recipient. Any unauthorized review, use or distribution by anyone  
 other than the intended                                                     
 recipient is strictly prohibited.  If you are not the intended recipient,   
 please notify the sender by                                                 
 replying to this email, and then delete this email and any copies of it     
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