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Posted to dev@zookeeper.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2018/06/04 06:04:00 UTC

[jira] [Updated] (ZOOKEEPER-3019) Add a metric to track number of slow fsyncs

     [ https://issues.apache.org/jira/browse/ZOOKEEPER-3019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated ZOOKEEPER-3019:
--------------------------------------
    Labels: pull-request-available  (was: )

> 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, 3.6.0
>            Reporter: Norbert Kalmar
>            Assignee: Norbert Kalmar
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.6.0, 3.4.13, 3.5.5
>
>
> 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 exceeds fsyncWarningThresholdMS.



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