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Posted to issues@hbase.apache.org by "Guanghao Zhang (JIRA)" <ji...@apache.org> on 2016/06/13 10:39:21 UTC
[jira] [Created] (HBASE-16012) Major compaction can't work because
left scanner read point in RegionServer
Guanghao Zhang created HBASE-16012:
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Summary: Major compaction can't work because left scanner read point in RegionServer
Key: HBASE-16012
URL: https://issues.apache.org/jira/browse/HBASE-16012
Project: HBase
Issue Type: Bug
Components: Compaction, Scanners
Affects Versions: 0.94.27, 2.0.0
Reporter: Guanghao Zhang
When new RegionScanner, it will add a scanner read point in scannerReadPoints. But if we got a exception after add read point, the read point will keep in regions server and the delete after this mvcc number will never be compacted.
Our hbase version is base 0.94. If it throws other exception when initialize RegionScanner, the master branch has this bug, too.
ERROR org.apache.hadoop.hbase.regionserver.HRegionServer: Failed openScanner java.io.IOException: Could not seek StoreFileScanner
at org.apache.hadoop.hbase.regionserver.StoreFileScanner.seek(StoreFileScanner.java:160)
at org.apache.hadoop.hbase.regionserver.StoreScanner.seekScanners(StoreScanner.java:268)
at org.apache.hadoop.hbase.regionserver.StoreScanner.<init>(StoreScanner.java:168)
at org.apache.hadoop.hbase.regionserver.Store.getScanner(Store.java:2232)
at org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.<init>(HRegion.java:4026)
at org.apache.hadoop.hbase.regionserver.HRegion.instantiateRegionScanner(HRegion.java:1895)
at org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:1879)
at org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:1854)
at org.apache.hadoop.hbase.regionserver.HRegionServer.internalOpenScanner(HRegionServer.java:3032)
at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:2995)
at sun.reflect.GeneratedMethodAccessor67.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.hbase.ipc.SecureRpcEngine$Server.call(SecureRpcEngine.java:338)
at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1595)
Caused by: org.apache.hadoop.hbase.ipc.CallerDisconnectedException: Aborting call openScanner, since caller disconnected
at org.apache.hadoop.hbase.ipc.HBaseServer$Call.throwExceptionIfCallerDisconnected(HBaseServer.java:475)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$AbstractFSReader.readAtOffset(HFileBlock.java:1443)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$FSReaderV2.readBlockDataInternal(HFileBlock.java:1902)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$FSReaderV2.readBlockData(HFileBlock.java:1766)
at org.apache.hadoop.hbase.io.hfile.HFileReaderV2.readBlock(HFileReaderV2.java:345)
at org.apache.hadoop.hbase.io.hfile.HFileBlockIndex$BlockIndexReader.loadDataBlockWithScanInfo(HFileBlockIndex.java:254)
at org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.seekTo(HFileReaderV2.java:499)
at org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.seekTo(HFileReaderV2.java:520)
at org.apache.hadoop.hbase.regionserver.StoreFileScanner.seekAtOrAfter(StoreFileScanner.java:235)
at org.apache.hadoop.hbase.regionserver.StoreFileScanner.seek(StoreFileScanner.java:148)
... 14 more
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