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https://issues.apache.org/jira/browse/HBASE-21601?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16737549#comment-16737549
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Sergey Shelukhin commented on HBASE-21601:
------------------------------------------
As far as I see, skipErrors is only applied to IOException-s from certain
places, so these particular errors would not actually be caught by it.
> corrupted WAL is not handled in all places (NegativeArraySizeException)
> -----------------------------------------------------------------------
>
> Key: HBASE-21601
> URL: https://issues.apache.org/jira/browse/HBASE-21601
> Project: HBase
> Issue Type: Bug
> Reporter: Sergey Shelukhin
> Priority: Major
>
> {noformat}
> 2018-12-13 17:01:12,208 ERROR [RS_LOG_REPLAY_OPS-regionserver/...]
> executor.EventHandler: Caught throwable while processing event RS_LOG_REPLAY
> java.lang.RuntimeException: java.lang.NegativeArraySizeException
> at
> org.apache.hadoop.hbase.wal.WALSplitter$PipelineController.checkForErrors(WALSplitter.java:846)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$OutputSink.finishWriting(WALSplitter.java:1203)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink.finishWritingAndClose(WALSplitter.java:1267)
> at
> org.apache.hadoop.hbase.wal.WALSplitter.splitLogFile(WALSplitter.java:349)
> at
> org.apache.hadoop.hbase.wal.WALSplitter.splitLogFile(WALSplitter.java:196)
> at
> org.apache.hadoop.hbase.regionserver.SplitLogWorker.splitLog(SplitLogWorker.java:178)
> at
> org.apache.hadoop.hbase.regionserver.SplitLogWorker.lambda$new$0(SplitLogWorker.java:90)
> at
> org.apache.hadoop.hbase.regionserver.handler.WALSplitterHandler.process(WALSplitterHandler.java:70)
> at
> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:104)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.NegativeArraySizeException
> at org.apache.hadoop.hbase.CellUtil.cloneFamily(CellUtil.java:113)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink.filterCellByStore(WALSplitter.java:1542)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink.appendBuffer(WALSplitter.java:1586)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink.append(WALSplitter.java:1560)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$WriterThread.writeBuffer(WALSplitter.java:1085)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$WriterThread.doRun(WALSplitter.java:1077)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$WriterThread.run(WALSplitter.java:1047)
> {noformat}
> Unfortunately I cannot share the file.
> The issue appears to be straightforward - for whatever reason the family
> length is negative. Not sure how such a cell got created, I suspect the file
> was corrupted.
> {code}
> byte[] output = new byte[cell.getFamilyLength()];
> {code}
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