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Liu Shaohui updated HBASE-13988: -------------------------------- Fix Version/s: 0.98.15 1.1.2 1.0.2 2.0.0 Status: Patch Available (was: Open) > Add exception handler for lease thread > -------------------------------------- > > Key: HBASE-13988 > URL: https://issues.apache.org/jira/browse/HBASE-13988 > Project: HBase > Issue Type: Bug > Affects Versions: 2.0.0 > Reporter: Liu Shaohui > Assignee: Liu Shaohui > Priority: Minor > Fix For: 2.0.0, 1.0.2, 1.1.2, 0.98.15 > > Attachments: HBASE-13988-v001.diff > > > In a prod cluster, a region server exited for some important > threads were not alive. After excluding other threads from the log, we > doubted the lease thread was the root. > So we need to add an exception handler to the lease thread to debug why it > exited in future. > > {quote} > 2015-06-29,12:46:09,222 INFO > org.apache.hadoop.hbase.regionserver.HRegionServer: STOPPED: One or more > threads are no longer alive -- stop > 2015-06-29,12:46:09,223 INFO org.apache.hadoop.ipc.HBaseServer: Stopping > server on 21600 > ... > 2015-06-29,12:46:09,330 INFO org.apache.hadoop.hbase.regionserver.LogRoller: > LogRoller exiting. > 2015-06-29,12:46:09,330 INFO > org.apache.hadoop.hbase.regionserver.MemStoreFlusher: Thread-37 exiting > 2015-06-29,12:46:09,330 INFO > org.apache.hadoop.hbase.regionserver.HRegionServer$CompactionChecker: > regionserver21600.compactionChecker exiting > 2015-06-29,12:46:12,403 INFO > org.apache.hadoop.hbase.regionserver.HRegionServer$PeriodicMemstoreFlusher: > regionserver21600.periodicFlusher exiting > {quote} -- This message was sent by Atlassian JIRA (v6.3.4#6332)