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From "Abraham Fine (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (ZOOKEEPER-2932) Performance enhancement about purging task
Date Tue, 07 Nov 2017 22:49:00 GMT

     [ https://issues.apache.org/jira/browse/ZOOKEEPER-2932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Abraham Fine updated ZOOKEEPER-2932:
------------------------------------
    Affects Version/s: 3.6.0
                       3.4.10
                       3.5.3

> Performance enhancement about purging task
> ------------------------------------------
>
>                 Key: ZOOKEEPER-2932
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2932
>             Project: ZooKeeper
>          Issue Type: Improvement
>          Components: server
>    Affects Versions: 3.4.10, 3.5.3
>            Reporter: OuYang Liang
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> The method FileTxnLog.getLogFiles is used to find out the target log files to be retained
base on the given zxid when purging task is running. The current implementation of this method
is trivial to understand, and iterate the log files twice to achieve its purchase. It could
be improved from both performance and readability.



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