[HBASE-12209] NPE in HRegionServer#getLastSequenceId

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.99.1
• Hadoop Flags: Reviewed
• Assignee: Jimmy Xiang
• Reporter: Jimmy Xiang
• Created: 09/Oct/14 01:10
• Updated: 06/Apr/18 17:55
• Resolved: 09/Oct/14 03:47

Description

The region server got the logging splitting task, but the master is gone.

2014-10-08 08:31:22,089 ERROR [RS_LOG_REPLAY_OPS-a2428:20020-1] executor.EventHandler: Caught throwable while processing event RS_LOG_REPLAY
java.lang.NullPointerException
        at org.apache.hadoop.hbase.regionserver.HRegionServer.getLastSequenceId(HRegionServer.java:2113)
        at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:317)
        at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:218)
        at org.apache.hadoop.hbase.regionserver.SplitLogWorker$1.exec(SplitLogWorker.java:103)
        at org.apache.hadoop.hbase.regionserver.handler.HLogSplitterHandler.process(HLogSplitterHandler.java:72)
        at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:724)