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Date: Tue, 28 Jan 2014 20:30:40 +0000 (UTC)
From: "Colin Patrick McCabe (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
Message-ID: <JIRA.12691470.1390857506846.28280.1390941040698@arcas>
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References: <JIRA.12691470.1390857506846@arcas>
Subject: [jira] [Commented] (HDFS-5841) Update HDFS caching documentation
 with new changes
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    [ https://issues.apache.org/jira/browse/HDFS-5841?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13884561#comment-13884561 ] 

Colin Patrick McCabe commented on HDFS-5841:
--------------------------------------------

{code}
This can also be manually specified by "never".
{code}

This seems awkward.  How about "'never' specifies that there is no limit."

+1 once that's addressed.

> Update HDFS caching documentation with new changes
> --------------------------------------------------
>
>                 Key: HDFS-5841
>                 URL: https://issues.apache.org/jira/browse/HDFS-5841
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>    Affects Versions: 2.4.0
>            Reporter: Andrew Wang
>            Assignee: Andrew Wang
>              Labels: caching
>         Attachments: hdfs-5841-1.patch
>
>
> The caching documentation is a little out of date, since it's missing description of features like TTL and expiration.


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