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Posted to dev@flume.apache.org by "jiraposter@reviews.apache.org (Commented) (JIRA)" <ji...@apache.org> on 2011/12/05 17:10:43 UTC
[jira] [Commented] (FLUME-867) Pollable source and sink runners
should reduce poll interval after several BACKOFFs
[ https://issues.apache.org/jira/browse/FLUME-867?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13162858#comment-13162858 ]
jiraposter@reviews.apache.org commented on FLUME-867:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/2999/
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Review request for Flume, Arvind Prabhakar and Prasad Mujumdar.
Summary
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Updated to backoff the poll interval by 1 second with a max of 5 seconds if successive BACKOFFs are returned from either a PollableSource or PollableSink.
This addresses bug FLUME-867.
https://issues.apache.org/jira/browse/FLUME-867
Diffs
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flume-ng-core/src/main/java/org/apache/flume/sink/PollableSinkRunner.java 7bfb589
flume-ng-core/src/main/java/org/apache/flume/source/PollableSourceRunner.java 8b01da0
Diff: https://reviews.apache.org/r/2999/diff
Testing
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Unit tests pass, manual testing shows successful data transfer (with added delay in some cases, as expected).
Thanks,
Eric
> Pollable source and sink runners should reduce poll interval after several BACKOFFs
> -----------------------------------------------------------------------------------
>
> Key: FLUME-867
> URL: https://issues.apache.org/jira/browse/FLUME-867
> Project: Flume
> Issue Type: Improvement
> Affects Versions: NG alpha 1
> Reporter: E. Sammer
> Assignee: E. Sammer
> Fix For: NG alpha 3
>
>
> Pollable{Source,Sink}Runner should both reduce their polling frequency after receiving several BACKOFF statuses from the underlying source or sink.
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