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https://issues.apache.org/jira/browse/ZOOKEEPER-3019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Han reassigned ZOOKEEPER-3019:
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Assignee: Norbert Kalmar
> Add a metric to track number of slow fsyncs
> -------------------------------------------
>
> Key: ZOOKEEPER-3019
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3019
> Project: ZooKeeper
> Issue Type: Improvement
> Components: jmx, server
> Affects Versions: 3.5.3, 3.4.11
> Reporter: Norbert Kalmar
> Assignee: Norbert Kalmar
> Priority: Major
>
> Add jmx bean and Command to ZooKeeper server to expose the the number of slow
> fsyncs as a metric.
> FileTxnLog.commit() should count the number of times fsync exceedsÂ
> fsyncWarningThresholdMS.
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