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Michael Stack commented on HBASE-25109: --------------------------------------- Backported to branch-2.2 > Add MR Counters to WALPlayer; currently hard to tell if it is doing anything > ---------------------------------------------------------------------------- > > Key: HBASE-25109 > URL: https://issues.apache.org/jira/browse/HBASE-25109 > Project: HBase > Issue Type: Improvement > Reporter: Michael Stack > Assignee: Michael Stack > Priority: Major > Fix For: 3.0.0-alpha-1, 2.3.3, 2.4.0, 2.2.7 > > > For example, when WALPlayer runs, it emits this: > {code:java} > 020-09-28 11:16:05,489 INFO [LocalJobRunner Map Task Executor #0] > mapred.Task: Final Counters for attempt_local1916643172_0001_m_000000_0: > Counters: 20 > File System Counters > FILE: Number of bytes read=268891453 > FILE: Number of bytes written=1018719 > FILE: Number of read operations=0 > FILE: Number of large read operations=0 > FILE: Number of write operations=0 > Map-Reduce Framework > Map input records=4375 > Map output records=5369 > Input split bytes=245 > Spilled Records=0 > Failed Shuffles=0 > Merged Map outputs=0 > GC time elapsed (ms)=59 > Total committed heap usage (bytes)=518979584 > File Input Format Counters > Bytes Read=0 > File Output Format Counters > Bytes Written=0 {code} > Change it so it does this: > {code:java} > 020-09-28 11:16:05,489 INFO [LocalJobRunner Map Task Executor #0] > mapred.Task: Final Counters for attempt_local1916643172_0001_m_000000_0: > Counters: 20 > File System Counters > FILE: Number of bytes read=268891453 > FILE: Number of bytes written=1018719 > FILE: Number of read operations=0 > FILE: Number of large read operations=0 > FILE: Number of write operations=0 > Map-Reduce Framework > Map input records=4375 > Map output records=5369 > Input split bytes=245 > Spilled Records=0 > Failed Shuffles=0 > Merged Map outputs=0 > GC time elapsed (ms)=59 > Total committed heap usage (bytes)=518979584 > org.apache.hadoop.hbase.mapreduce.WALPlayer$Counter > CELLS_READ=89574 > CELLS_WRITTEN=89572 > DELETES=64 > PUTS=5305 > WALEDITS=4375 > File Input Format Counters > Bytes Read=0 > File Output Format Counters > Bytes Written=0 {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)