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Michael Stack resolved HBASE-23668. ----------------------------------- Hadoop Flags: Reviewed Assignee: Michael Stack Resolution: Fixed Merged to branch-2+. Thanks for review [~zhangduo] (reopen to add your UT?). > Master log start filling with "Flush journal status" messages > ------------------------------------------------------------- > > Key: HBASE-23668 > URL: https://issues.apache.org/jira/browse/HBASE-23668 > Project: HBase > Issue Type: Improvement > Components: proc-v2, RegionProcedureStore > Reporter: Michael Stack > Assignee: Michael Stack > Priority: Major > Fix For: 3.0.0, 2.3.0 > > > Takes a while to get into this condition. Not each to tell how because all > logs have rolled off and I only have logs filled w/ below: > {code} > 2020-01-09 07:01:01,723 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: > Flush status journal: > Acquiring readlock on region at 1578553261723 > Flush successful flush result:CANNOT_FLUSH_MEMSTORE_EMPTY, > failureReason:Nothing to flush,flush seq id45226854 at 1578553261723 > 2020-01-09 07:01:01,723 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: > Flush status journal: > Acquiring readlock on region at 1578553261723 > Flush successful flush result:CANNOT_FLUSH_MEMSTORE_EMPTY, > failureReason:Nothing to flush,flush seq id45226855 at 1578553261723 > 2020-01-09 07:01:01,723 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: > Flush status journal: > Acquiring readlock on region at 1578553261723 > Flush successful flush result:CANNOT_FLUSH_MEMSTORE_EMPTY, > failureReason:Nothing to flush,flush seq id45226856 at 1578553261723 > 2020-01-09 07:01:01,723 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: > Flush status journal: > Acquiring readlock on region at 1578553261723 > Flush successful flush result:CANNOT_FLUSH_MEMSTORE_EMPTY, > failureReason:Nothing to flush,flush seq id45226857 at 1578553261723 > {code} > ... I added the printing of flushresult... i.e. cannot flush because store is > empty. > Digging. -- This message was sent by Atlassian Jira (v8.3.4#803005)