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MAPREDUCE-2783. Fixing RM web-UI to show no tracking-URL when AM crashes. Contributed by Eric Payne.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1179975 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Vinod Kumar Vavilapalli 2011-10-07 09:17:57 +00:00
parent b8102dbdf8
commit a56f3931d1
2 changed files with 12 additions and 0 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -1534,6 +1534,9 @@ Release 0.23.0 - Unreleased
MAPREDUCE-2794. [MR-279] Incorrect metrics value for AvailableGB per
queue per user. (John George via mahadev)
MAPREDUCE-2783. Fixing RM web-UI to show no tracking-URL when AM
crashes. (Eric Payne via vinodkv)
Release 0.22.0 - Unreleased
INCOMPATIBLE CHANGES

9
hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/attempt/RMAppAttemptImpl.java
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@ -777,6 +777,15 @@ public RMAppAttemptState transition(RMAppAttemptImpl appAttempt,
" due to: " + containerStatus.getDiagnostics() + "." +
"Failing this attempt.");
/*
* In the case when the AM dies, the trackingUrl is left pointing to the AM's
* URL, which shows up in the scheduler UI as a broken link. Setting it here
* to empty string will prevent any link from being displayed.
* NOTE: don't set trackingUrl to 'null'. That will cause null-pointer exceptions
* in the generated proto code.
*/
appAttempt.trackingUrl = "";
new FinalTransition(RMAppAttemptState.FAILED).transition(
appAttempt, containerFinishedEvent);
return RMAppAttemptState.FAILED;