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YARN-1265. Fair Scheduler chokes on unhealthy node reconnect (Sandy Ryza) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1531146 13f79535-47bb-0310-9956-ffa450edef68
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Sanford Ryza 2013-10-10 22:49:56 +00:00
parent 4f0089621c
commit f218527fff
2 changed files with 6 additions and 0 deletions
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2
hadoop-yarn-project/CHANGES.txt
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@ -98,6 +98,8 @@ Release 2.2.1 - UNRELEASED
YARN-879. Fixed tests w.r.t o.a.h.y.server.resourcemanager.Application.
(Junping Du via devaraj)
YARN-1265. Fair Scheduler chokes on unhealthy node reconnect (Sandy Ryza)
Release 2.2.0 - 2013-10-13
INCOMPATIBLE CHANGES

4
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairScheduler.java
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@ -788,6 +788,10 @@ private synchronized void addNode(RMNode node) {
private synchronized void removeNode(RMNode rmNode) {
FSSchedulerNode node = nodes.get(rmNode.getNodeID());
// This can occur when an UNHEALTHY node reconnects
if (node == null) {
return;
}
Resources.subtractFrom(clusterCapacity, rmNode.getTotalCapability());
updateRootQueueMetrics();