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Posted to dev@hbase.apache.org by "Andrew Purtell (JIRA)" <ji...@apache.org> on 2009/01/25 05:09:59 UTC
[jira] Reopened: (HBASE-1107) NPE in HStoreScanner.updateReaders
[ https://issues.apache.org/jira/browse/HBASE-1107?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andrew Purtell reopened HBASE-1107:
-----------------------------------
Assignee: (was: Andrew Purtell)
Seen again, on 0.19.0 release:
2009-01-25 03:56:39,324 FATAL org.apache.hadoop.hbase.regionserver.MemcacheFlusher: Replay of hlog required. Forcing server shutdown org.apache.hadoop.hbase.DroppedSnapshotException: region: urls,http|img3.megavideo.com|80|a|8|8b3035357a222073d30d09f2c4ae85.jpg,1232408450783
at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:896)
at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:789)
at org.apache.hadoop.hbase.regionserver.MemcacheFlusher.flushRegion(MemcacheFlusher.java:227)
at org.apache.hadoop.hbase.regionserver.MemcacheFlusher.flushSomeRegions(MemcacheFlusher.java:291)
at org.apache.hadoop.hbase.regionserver.MemcacheFlusher.reclaimMemcacheMemory(MemcacheFlusher.java:261)
at org.apache.hadoop.hbase.regionserver.HRegionServer.batchUpdates(HRegionServer.java:1614)
at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:632)
at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:895)
Caused by: java.lang.NullPointerException
at org.apache.hadoop.hbase.regionserver.HStoreScanner.updateReaders(HStoreScanner.java:330)
at org.apache.hadoop.hbase.regionserver.HStore.notifyChangedReadersObservers(HStore.java:737)
at org.apache.hadoop.hbase.regionserver.HStore.updateReaders(HStore.java:725)
at org.apache.hadoop.hbase.regionserver.HStore.internalFlushCache(HStore.java:694)
at org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:630)
at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:881)
... 10 more
> NPE in HStoreScanner.updateReaders
> ----------------------------------
>
> Key: HBASE-1107
> URL: https://issues.apache.org/jira/browse/HBASE-1107
> Project: Hadoop HBase
> Issue Type: Bug
> Reporter: Andrew Purtell
> Priority: Critical
> Fix For: 0.19.1
>
> Attachments: 1107-1.patch
>
>
> 2009-01-01 23:55:41,629 FATAL org.apache.hadoop.hbase.regionserver.MemcacheFlusher: Replay of hlog required. Forcing server shutdown
> org.apache.hadoop.hbase.DroppedSnapshotException: region: content,cff13605e2ea6ce0b221ac864687bf08,1230777531253
> at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:880)
> at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:773)
> at org.apache.hadoop.hbase.regionserver.MemcacheFlusher.flushRegion(MemcacheFlusher.java:227)
> at org.apache.hadoop.hbase.regionserver.MemcacheFlusher.run(MemcacheFlusher.java:137)
> Caused by: java.lang.NullPointerException
> at org.apache.hadoop.hbase.regionserver.HStoreScanner.updateReaders(HStoreScanner.java:322)
> at org.apache.hadoop.hbase.regionserver.HStore.notifyChangedReadersObservers(HStore.java:737)
> at org.apache.hadoop.hbase.regionserver.HStore.updateReaders(HStore.java:725)
> at org.apache.hadoop.hbase.regionserver.HStore.internalFlushCache(HStore.java:694)
> at org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:630)
> at org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:865)
> ... 3 more
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