[YARN-2324] Race condition in continuousScheduling for FairScheduler - ASF JIRA

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Type: Bug
Status: Resolved
Priority: Major
Resolution: Duplicate
Affects Version/s: None
Fix Version/s: None
Component/s: None
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Description

Race condition in continuousScheduling for FairScheduler.
removeNode can run when continuousScheduling is called in schedulingThread. If the node is removed from nodes, nodes.get(n2) and getFSSchedulerNode(nodeId) will be null. So we need add lock to remove the NPE/race conditions.

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YARN-2324.000.patch
20/Jul/14 07:10
2 kB
Zhihai Xu

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relates to

YARN-2273 NPE in ContinuousScheduling thread when we lose a node

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Assignee:: Zhihai Xu

Reporter:: Zhihai Xu

Votes:: 0 Vote for this issue

Watchers:: 4 Start watching this issue

Dates

Created:: 20/Jul/14 07:01

Updated:: 20/Jul/14 17:46

Resolved:: 20/Jul/14 17:46