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YARN-3350. YARN RackResolver spams logs with messages at info level. Contributed by Wilfred Spiegelenburg

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This commit is contained in:
Junping Du 2015-03-20 18:21:33 -07:00
parent fe5c23b670
commit 7f1e2f9969
2 changed files with 10 additions and 3 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -68,6 +68,9 @@ Release 2.8.0 - UNRELEASED
YARN-3356. Capacity Scheduler FiCaSchedulerApp should use ResourceUsage to
track used-resources-by-label. (Wangda Tan via jianhe)
YARN-3350. YARN RackResolver spams logs with messages at info level.
(Wilfred Spiegelenburg via junping_du)
OPTIMIZATIONS
YARN-3339. TestDockerContainerExecutor should pull a single image and not

8
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/util/RackResolver.java
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@ -102,11 +102,15 @@ private static Node coreResolve(String hostName) {
String rName = null;
if (rNameList == null || rNameList.get(0) == null) {
rName = NetworkTopology.DEFAULT_RACK;
LOG.info("Couldn't resolve " + hostName + ". Falling back to "
if (LOG.isDebugEnabled()) {
LOG.debug("Couldn't resolve " + hostName + ". Falling back to "
+ NetworkTopology.DEFAULT_RACK);
}
} else {
rName = rNameList.get(0);
LOG.info("Resolved " + hostName + " to " + rName);
if (LOG.isDebugEnabled()) {
LOG.debug("Resolved " + hostName + " to " + rName);
}
}
return new NodeBase(hostName, rName);
}