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https://issues.apache.org/jira/browse/HBASE-21858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16767501#comment-16767501
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Sergey Shelukhin commented on HBASE-21858:
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Fixing checkstyle. [~stack] [~Apache9] [~busbey] does this patch make sense to
you? [~tommyzli] reviewed it here but he has no access to RB .
We found while investigating issues that it's a pain to look at lots of logs
on a relatively large cluster, so it's nice to see error classification
counters to see what kinds of error are spiking.
> report more metrics for exceptions; DFS error categories; RS abort reasons
> --------------------------------------------------------------------------
>
> Key: HBASE-21858
> URL: https://issues.apache.org/jira/browse/HBASE-21858
> Project: HBase
> Issue Type: Improvement
> Reporter: Sergey Shelukhin
> Assignee: Sergey Shelukhin
> Priority: Major
> Attachments: HBASE-21858.01.patch, HBASE-21858.02.patch,
> HBASE-21858.03.patch, HBASE-21858.04.patch, HBASE-21858.patch
>
>
> These are useful for debugging without having to read the logs as much, esp.
> when there are many machines involved.
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