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Posted to common-issues@hadoop.apache.org by "Suresh Srinivas (Commented) (JIRA)" <ji...@apache.org> on 2012/02/14 02:02:59 UTC

[jira] [Commented] (HADOOP-8068) HA: void methods can swallow exceptions when going through failover path

    [ https://issues.apache.org/jira/browse/HADOOP-8068?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13207414#comment-13207414 ] 

Suresh Srinivas commented on HADOOP-8068:
-----------------------------------------

Todd, does any of the exiting tests test these changes?
                
> HA: void methods can swallow exceptions when going through failover path
> ------------------------------------------------------------------------
>
>                 Key: HADOOP-8068
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8068
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: ha, ipc
>    Affects Versions: HA Branch (HDFS-1623)
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Blocker
>         Attachments: hadoop-8068.txt
>
>
> While running through scale testing, we saw an issue where clients were getting LeaseExpiredExceptions. We eventually tracked it down to the fact that some {{create}} calls had timed out (having been sent to a NN just before it crashed) but the resulting exception was swallowed by the retry policy code paths.

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