Michael Stack created HBASE-23668: ------------------------------------- Summary: 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 Reporter: Michael Stack Fix For: 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)