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[ https://issues.apache.org/jira/browse/HADOOP-5784?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12713487#action_12713487 ]

Hadoop QA commented on HADOOP-5784:
-----------------------------------

-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12408937/patch-5784.txt
against trunk revision 778994.

+1 @author. The patch does not contain any @author tags.

-1 tests included. The patch doesn't appear to include any new or modified tests.
Please justify why no tests are needed for this patch.

+1 javadoc. The javadoc tool did not generate any warning messages.

+1 javac. The applied patch does not increase the total number of javac compiler warnings.

+1 findbugs. The patch does not introduce any new Findbugs warnings.

+1 Eclipse classpath. The patch retains Eclipse classpath integrity.

-1 release audit. The applied patch generated 493 release audit warnings (more than the trunk's current 492 warnings).

-1 core tests. The patch failed core unit tests.

-1 contrib tests. The patch failed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/410/testReport/
Release audit warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/410/artifact/trunk/current/releaseAuditDiffWarnings.txt
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/410/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/410/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/410/console

This message is automatically generated.
The length of the heartbeat cycle should be configurable.
---------------------------------------------------------

Key: HADOOP-5784
URL: https://issues.apache.org/jira/browse/HADOOP-5784
Project: Hadoop Core
Issue Type: Improvement
Components: mapred
Reporter: Owen O'Malley
Assignee: Amareshwari Sriramadasu
Fix For: 0.21.0

Attachments: patch-5784.txt


Currently, the hearbeat cycle is set to (# nodes / 100) in seconds. This can be too long for clusters that need to run low latency jobs. We should make the number of heartbeats that should arrive a second configurable.
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postedMay 8, '09 at 7:12a
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