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  1. HBase
  2. HBASE-19450

Add log about average execution time for ScheduledChore

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      <!-- markdown -->
      HBase internal chores now log a moving average of how long execution of each chore takes at `INFO` level for the logger `org.apache.hadoop.hbase.ScheduledChore`.

      Such messages will happen at most once per five minutes.
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      <!-- markdown --> HBase internal chores now log a moving average of how long execution of each chore takes at `INFO` level for the logger `org.apache.hadoop.hbase.ScheduledChore`. Such messages will happen at most once per five minutes.

    Description

      So far, there is no information about the exact execution time for a chore, we can provide log information about it. It also brings other benefits, like discovering inefficient chores which show rooms for improvement.

      Attachments

        1. HBASE-19450.addendum1.0.patch
          2 kB
          Sean Busbey
        2. HBASE-19450.addendum1.1.patch
          13 kB
          Sean Busbey
        3. HBASE-19450.master.001.patch
          2 kB
          Reid Chan
        4. HBASE-19450.master.002.patch
          2 kB
          Reid Chan
        5. HBASE-19450.master.003.patch
          24 kB
          Reid Chan
        6. HBASE-19450.master.004.patch
          24 kB
          Reid Chan

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              reidchan Reid Chan
              reidchan Reid Chan
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                Updated:
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