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From "Xiaoyu Yao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-6988) Add configurable limit for percentage-based eviction threshold
Date Wed, 22 Oct 2014 22:54:34 GMT

     [ https://issues.apache.org/jira/browse/HDFS-6988?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xiaoyu Yao updated HDFS-6988:
-----------------------------
        Fix Version/s:     (was: HDFS-6581)
                       3.0.0
    Affects Version/s:     (was: HDFS-6581)
                       2.6.0
               Status: Patch Available  (was: In Progress)

> Add configurable limit for percentage-based eviction threshold
> --------------------------------------------------------------
>
>                 Key: HDFS-6988
>                 URL: https://issues.apache.org/jira/browse/HDFS-6988
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>    Affects Versions: 2.6.0
>            Reporter: Arpit Agarwal
>            Assignee: Xiaoyu Yao
>             Fix For: 3.0.0
>
>         Attachments: HDFS-6988.01.patch, HDFS-6988.02.patch, HDFS-6988.03.patch
>
>
> Per feedback from [~cmccabe] on HDFS-6930, we can make the eviction thresholds configurable.
The hard-coded thresholds may not be appropriate for very large RAM disks.



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