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From "Raman Ch (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-17901) HBase region server stops because of a failure during memstore flush
Date Tue, 11 Apr 2017 13:39:41 GMT
Raman Ch created HBASE-17901:
--------------------------------

             Summary: HBase region server stops because of a failure during memstore flush
                 Key: HBASE-17901
                 URL: https://issues.apache.org/jira/browse/HBASE-17901
             Project: HBase
          Issue Type: Bug
          Components: regionserver
    Affects Versions: 1.2.2
         Environment: Ubuntu 14.04.5 LTS
HBase Version	1.2.2, revision=1
            Reporter: Raman Ch


Once per several days region server fails to flush a memstore and stops.

April, 8:
{code}
2017-04-08 00:10:57,737 WARN  [MemStoreFlusher.1] regionserver.HStore: Failed flushing store
file, retrying num=9
java.io.IOException: ScanWildcardColumnTracker.checkColumn ran into a column actually smaller
than the previous column: 
	at org.apache.hadoop.hbase.regionserver.ScanWildcardColumnTracker.checkVersions(ScanWildcardColumnTracker.java:117)
	at org.apache.hadoop.hbase.regionserver.ScanQueryMatcher.match(ScanQueryMatcher.java:464)
	at org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:529)
	at org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:119)
	at org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:74)
	at org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:915)
	at org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2271)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2375)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2105)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2067)
	at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:1958)
	at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:1884)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:510)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushOneForGlobalPressure(MemStoreFlusher.java:215)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$600(MemStoreFlusher.java:75)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:244)
	at java.lang.Thread.run(Thread.java:745)
2017-04-08 00:10:57,737 FATAL [MemStoreFlusher.1] regionserver.HRegionServer: ABORTING region
server datanode13.webmeup.com,16020,1491573320653: Replay of WAL required. Forcing server
shutdown
org.apache.hadoop.hbase.DroppedSnapshotException: region: di_ordinal_tmp,gov.ok.data/browse?page=2&category=Natural%20Resources&limitTo=datasets&tags=ed,1489764397211.9d7ca11018672c4aace7f30c8f4253f3.
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2428)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2105)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2067)
	at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:1958)
	at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:1884)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:510)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushOneForGlobalPressure(MemStoreFlusher.java:215)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$600(MemStoreFlusher.java:75)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:244)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.IOException: ScanWildcardColumnTracker.checkColumn ran into a column actually
smaller than the previous column: 
	at org.apache.hadoop.hbase.regionserver.ScanWildcardColumnTracker.checkVersions(ScanWildcardColumnTracker.java:117)
	at org.apache.hadoop.hbase.regionserver.ScanQueryMatcher.match(ScanQueryMatcher.java:464)
	at org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:529)
	at org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:119)
	at org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:74)
	at org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:915)
	at org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2271)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2375)
	... 9 more
{code}

After region server restart it functioned properly for a couple of days.

April, 10:
{code}
2017-04-10 22:36:32,147 WARN  [MemStoreFlusher.0] regionserver.HStore: Failed flushing store
file, retrying num=9
java.io.IOException: Non-increasing Bloom keys: de.tina-eicke.blog/category/garten/\x09h after
de.uina-eicke.blog/category/fruehling/\x09h
	at org.apache.hadoop.hbase.regionserver.StoreFile$Writer.appendGeneralBloomfilter(StoreFile.java:936)
	at org.apache.hadoop.hbase.regionserver.StoreFile$Writer.append(StoreFile.java:969)
	at org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:125)
	at org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:74)
	at org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:915)
	at org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2271)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2375)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2105)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2067)
	at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:1958)
	at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:1884)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:510)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:471)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$900(MemStoreFlusher.java:75)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:259)
	at java.lang.Thread.run(Thread.java:745)
2017-04-10 22:36:32,147 FATAL [MemStoreFlusher.0] regionserver.HRegionServer: ABORTING region
server datanode13.webmeup.com,16020,1491828707088: Replay of WAL required. Forcing server
shutdown
org.apache.hadoop.hbase.DroppedSnapshotException: region: di_ordinal_tmp,de.thschroeer/lmo/lmo.php?action=results&file=archiv/BLW2-2013.l98&endtab=8&st=8&tabtype=2\x09hw,1489764397211.b07eaba657affc2ba29f84b59c672836.
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2428)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2105)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2067)
	at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:1958)
	at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:1884)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:510)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:471)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$900(MemStoreFlusher.java:75)
	at org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:259)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.IOException: Non-increasing Bloom keys: de.tina-eicke.blog/category/garten/\x09h
after de.uina-eicke.blog/category/fruehling/\x09h
	at org.apache.hadoop.hbase.regionserver.StoreFile$Writer.appendGeneralBloomfilter(StoreFile.java:936)
	at org.apache.hadoop.hbase.regionserver.StoreFile$Writer.append(StoreFile.java:969)
	at org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:125)
	at org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:74)
	at org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:915)
	at org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2271)
	at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2375)
	... 9 more 
{code}

Table description:
{code}
'di_ordinal_tmp', {TABLE_ATTRIBUTES => {DURABILITY => 'ASYNC_WAL', MAX_FILESIZE =>
'8589934592'}, {NAME => 'di', BLOOMFILTER => 'ROW', VERSIONS => '1', IN_MEMORY =>
'false', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'FAST_DIFF', TTL =>
'10368000 SECONDS (120 DAYS)', COMPRESSION => 'GZ', MIN_VERSIONS => '0', BLOCKCACHE
=> 'false', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0', METADATA => {'COMPRESSION_COMPACT'
=> 'GZ'}}
{code}

The table is being populated only using put operations. There has never been any bulk loading
into this table.



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