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https://issues.apache.org/jira/browse/ZOOKEEPER-1015?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Patrick Hunt updated ZOOKEEPER-1015:
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Assignee: Bill Havanki
> DateFormat.getDateTimeInstance() is very expensive, we can cache it to
> improve performance
> ------------------------------------------------------------------------------------------
>
> Key: ZOOKEEPER-1015
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-1015
> Project: ZooKeeper
> Issue Type: Bug
> Components: server
> Affects Versions: 3.3.2
> Reporter: Xiaoming Shi
> Assignee: Bill Havanki
> Labels: newbie
> Attachments: ZOOKEEPER-1015.patch
>
>
> In the file
> {noformat}
> ./zookeeper-3.3.2/src/java/main/org/apache/zookeeper/server/PurgeTxnLog.java
> line:103
> {noformat}
> DateFormat.getDateTimeInstance() is called many times in the for loop. We can
> cache the result and improve the performance
> This is similar to the Apache bug
> https://issues.apache.org/bugzilla/show_bug.cgi?id=48778
> Similar code can be found:
> {noformat}
> ./zookeeper-3.3.2/src/java/main/org/apache/zookeeper/server/TraceFormatter.java
> ./zookeeper-3.3.2/src/java/main/org/apache/zookeeper/server/LogFormatter.java
> {noformat}
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