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.
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