[ https://issues.apache.org/jira/browse/HBASE-2740?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dave Latham updated HBASE-2740: ------------------------------- Fix Version/s: 0.20.5 (was: 0.20.6) Priority: Blocker (was: Critical) > NPE in ReadWriteConsistencyControl > ---------------------------------- > > Key: HBASE-2740 > URL: https://issues.apache.org/jira/browse/HBASE-2740 > Project: HBase > Issue Type: Bug > Reporter: Dave Latham > Assignee: ryan rawson > Priority: Blocker > Fix For: 0.20.5 > > Attachments: HBASE-2740.txt > > > A region server running 0.20.5rc3 died with this exception: > 2010-06-16 12:19:03,694 FATAL > org.apache.hadoop.hbase.regionserver.MemStoreFlusher: Replay of hlog > required. Forcing server shutdown > org.apache.hadoop.hbase.DroppedSnapshotException: region: > xxxxxxxxxx,1272579746382 > at > org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:1041) > at > org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:896) > at > org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:262) > at > org.apache.hadoop.hbase.regionserver.MemStoreFlusher.run(MemStoreFlusher.java:149) > Caused by: java.lang.NullPointerException > at > org.apache.hadoop.hbase.regionserver.ReadWriteConsistencyControl.getThreadReadPoint(ReadWriteConsistencyControl.java:40) > at > org.apache.hadoop.hbase.regionserver.MemStore$MemStoreScanner.getNext(MemStore.java:532) > at > org.apache.hadoop.hbase.regionserver.MemStore$MemStoreScanner.seek(MemStore.java:558) > at > org.apache.hadoop.hbase.regionserver.StoreScanner.reseek(StoreScanner.java:311) > at > org.apache.hadoop.hbase.regionserver.StoreScanner.checkReseek(StoreScanner.java:297) > at > org.apache.hadoop.hbase.regionserver.StoreScanner.peek(StoreScanner.java:143) > at > org.apache.hadoop.hbase.regionserver.StoreScanner.updateReaders(StoreScanner.java:283) > at > org.apache.hadoop.hbase.regionserver.Store.notifyChangedReadersObservers(Store.java:621) > at > org.apache.hadoop.hbase.regionserver.Store.updateStorefiles(Store.java:607) > at > org.apache.hadoop.hbase.regionserver.Store.access$200(Store.java:88) > at > org.apache.hadoop.hbase.regionserver.Store$StoreFlusherImpl.commit(Store.java:1605) > at > org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:1019) > ... 3 more -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.