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YARN-4250. NPE in AppSchedulingInfo#isRequestLabelChanged. (Brahma Reddy Battula via rohithsharmaks) 

(cherry picked from commit d6c8bad869)
This commit is contained in:
rohithsharmaks 2015-10-14 16:11:34 +05:30
parent 2dd9c475c4
commit 526be695c0
2 changed files with 11 additions and 1 deletions
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2
hadoop-yarn-project/CHANGES.txt
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@ -888,6 +888,8 @@ Release 2.8.0 - UNRELEASED
YARN-4255. container-executor does not clean up docker operation command files.
(Sidharta Seethana via vvasudev)
YARN-4250. NPE in AppSchedulingInfo#isRequestLabelChanged. (Brahma Reddy Battula via rohithsharmaks)
Release 2.7.2 - UNRELEASED
INCOMPATIBLE CHANGES

10
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AppSchedulingInfo.java
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@ -417,7 +417,15 @@ public class AppSchedulingInfo {
ResourceRequest requestTwo) {
String requestOneLabelExp = requestOne.getNodeLabelExpression();
String requestTwoLabelExp = requestTwo.getNodeLabelExpression();
return (!(requestOneLabelExp.equals(requestTwoLabelExp)));
// First request label expression can be null and second request
// is not null then we have to consider it as changed.
if ((null == requestOneLabelExp) && (null != requestTwoLabelExp)) {
return true;
}
// If the label is not matching between both request when
// requestOneLabelExp is not null.
return ((null != requestOneLabelExp) && !(requestOneLabelExp
.equals(requestTwoLabelExp)));
}
/**