Details
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Improvement
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Status: Resolved
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Minor
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Resolution: Fixed
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2.5.3
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None
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Reviewed
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Description
After HBASE-15160, we can record the readBlock message by TRACE log in org.apache.hadoop.hbase.io.hfile.HFileBlock.FSReaderImpl#readBlockDataInternal, But it record all read block message in TRACE log, some times, we only focus the block read cost too much time..
Attachments
Issue Links
- is related to
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HBASE-15160 Put back HFile's HDFS op latency sampling code and add metrics for monitoring
- Closed
- links to
Pushed to branch-2.5+.
The code on branch-2.4 is a bit different so I did not port it to branch-2.4.
Please fill the release note as we added a new config here. chaijunjie
Thanks.