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https://issues.apache.org/jira/browse/HBASE-27888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Duo Zhang resolved HBASE-27888.
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Fix Version/s: 2.6.0
2.5.6
3.0.0-beta-1
Hadoop Flags: Reviewed
Resolution: Fixed
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.
> Record readBlock message in log when it takes too long time
> -----------------------------------------------------------
>
> Key: HBASE-27888
> URL: https://issues.apache.org/jira/browse/HBASE-27888
> Project: HBase
> Issue Type: Improvement
> Components: HFile
> Affects Versions: 2.5.3
> Reporter: chaijunjie
> Assignee: chaijunjie
> Priority: Minor
> Fix For: 2.6.0, 2.5.6, 3.0.0-beta-1
>
>
> 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..
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