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https://issues.apache.org/jira/browse/PIG-1421?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12868368#action_12868368
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Yan Zhou commented on PIG-1421:
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Local Hudson results are as follows:
[exec] -1 overall.
[exec]
[exec] +1 @author. The patch does not contain any @author tags.
[exec]
[exec] -1 tests included. The patch doesn't appear to include any new
or modified tests.
[exec] Please justify why no tests are needed for
this patch.
[exec]
[exec] +1 javadoc. The javadoc tool did not generate any warning
messages.
[exec]
[exec] +1 javac. The applied patch does not increase the total number
of javac compiler warnings.
[exec]
[exec] +1 findbugs. The patch does not introduce any new Findbugs
warnings.
[exec]
[exec] +1 release audit. The applied patch does not increase the
total number of release audit warnings.
No test case is added as the problem is related to excessive name node calls on
a real cluster. We manually check the fix so that name node works without any
hiccups.
> [Zebra] Pig script with Zebra data storage brings down name node due to
> excessive name node call.
> -------------------------------------------------------------------------------------------------
>
> Key: PIG-1421
> URL: https://issues.apache.org/jira/browse/PIG-1421
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.7.0
> Reporter: Xuefu Zhang
> Assignee: Xuefu Zhang
> Fix For: 0.7.0
>
> Attachments: PIG-1421.patch
>
>
> Because Pig call setLocation() on LoadFunc API on both frontent and backend,
> and Zebra makes name node access in its implementation, name node becomes
> irresponsive because of the number of name node calls.
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