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https://issues.apache.org/jira/browse/ZOOKEEPER-3062?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16566277#comment-16566277
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Hudson commented on ZOOKEEPER-3062:
-----------------------------------

SUCCESS: Integrated in Jenkins build ZooKeeper-trunk #131 (See 
[https://builds.apache.org/job/ZooKeeper-trunk/131/])
ZOOKEEPER-3062: mention fsync.warningthresholdms in FileTxnLog LOG.warn (phunt: 
rev 7cf8035c3a5ca05bce2d183b41bf410709a5f6ee)
* (edit) src/java/main/org/apache/zookeeper/server/persistence/FileTxnLog.java
* (edit) 
src/java/test/org/apache/zookeeper/server/persistence/FileTxnLogTest.java


> introduce fsync.warningthresholdms constant for FileTxnLog LOG.warn message
> ---------------------------------------------------------------------------
>
>                 Key: ZOOKEEPER-3062
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3062
>             Project: ZooKeeper
>          Issue Type: Task
>    Affects Versions: 3.5.4, 3.6.0, 3.4.13
>            Reporter: Christine Poerschke
>            Assignee: Christine Poerschke
>            Priority: Minor
>              Labels: pull-request-available
>             Fix For: 3.6.0, 3.5.5, 3.4.14
>
>         Attachments: ZOOKEEPER-3062.patch, ZOOKEEPER-3062.patch
>
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> The
> {code}
> fsync-ing the write ahead log in ... took ... ms which will adversely effect 
> operation latency. File size is ... bytes. See the ZooKeeper troubleshooting 
> guide
> {code}
> warning mentioning the {{fsync.warningthresholdms}} configurable property 
> would make it easier to discover and also when interpreting historical vs. 
> current logs or logs from different ensembles then differences in 
> configuration would be easier to spot.



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