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From "Varun Saxena (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-12054) RPC client should not retry for InvalidToken exceptions
Date Tue, 02 Jun 2015 22:24:50 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-12054?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Varun Saxena updated HADOOP-12054:
----------------------------------
    Attachment: HADOOP-12054.01.patch

> RPC client should not retry for InvalidToken exceptions
> -------------------------------------------------------
>
>                 Key: HADOOP-12054
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12054
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: ipc
>    Affects Versions: 2.4.0
>            Reporter: Daryn Sharp
>            Assignee: Varun Saxena
>            Priority: Critical
>         Attachments: HADOOP-12054.01.patch
>
>
> An InvalidToken exception is thrown for expired or cancelled tokens.  An InvalidToken
not wrapped in a RetriableException must be considered fatal by the retry proxies or clients
will spam the service with failed connections.  Depending on the context, a service may be
degraded when spammed with thousands of connection failures.



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