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From "Bill Graham (JIRA)" <>
Subject [jira] Updated: (CHUKWA-533) Improve fault-tolerance of collectors.
Date Mon, 22 Nov 2010 23:32:13 GMT


Bill Graham updated CHUKWA-533:

    Release Note: Chukwa collector is more fault-tolerant of partial HDFS outages.
          Status: Patch Available  (was: Open)

> Improve fault-tolerance of collectors.
> --------------------------------------
>                 Key: CHUKWA-533
>                 URL:
>             Project: Chukwa
>          Issue Type: Improvement
>          Components: data collection
>            Reporter: Bill Graham
>            Assignee: Bill Graham
>         Attachments: CHUKWA-533-1.patch, CHUKWA-533-2.patch
> There are currently a number of ways that a collector can die, typically due to errors
on a DN or a NN that's being restarted. A collector should have some combination of retry
logic followed by failing back to the agent, but the collector process should not die.

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