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From "Tsz Wo (Nicholas), SZE (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-2413) Add public APIs for safemode
Date Mon, 26 Mar 2012 17:40:28 GMT

    [ https://issues.apache.org/jira/browse/HDFS-2413?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13238593#comment-13238593

Tsz Wo (Nicholas), SZE commented on HDFS-2413:

+1 Thanks Harsh, the patch looks good.

> Also, might it be reasonable to mark just isInSafeMode @InterfaceStability.Stable?

Since this is a new API, we are not sure if want to change it.  Let's leave it as-is for the
> Add public APIs for safemode
> ----------------------------
>                 Key: HDFS-2413
>                 URL: https://issues.apache.org/jira/browse/HDFS-2413
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs client
>    Affects Versions: 0.23.0
>            Reporter: Todd Lipcon
>            Assignee: Harsh J
>         Attachments: HDFS-2413.patch, HDFS-2413.patch, HDFS-2413.patch, HDFS-2413.patch
> Currently the APIs for safe-mode are part of DistributedFileSystem, which is supposed
to be a private interface. However, dependent software often wants to wait until the NN is
out of safemode. Though it could poll trying to create a file and catching SafeModeException,
we should consider making some of these APIs public.

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