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https://issues.apache.org/jira/browse/MAPREDUCE-7407?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17604856#comment-17604856
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ASF GitHub Bot commented on MAPREDUCE-7407:
-------------------------------------------
ashutoshcipher commented on code in PR #4779:
URL: https://github.com/apache/hadoop/pull/4779#discussion_r971081749
##########
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/launcher/ContainerLauncherImpl.java:
##########
@@ -385,6 +385,20 @@ public void run() {
// TODO: Do it only once per NodeManager.
ContainerId containerID = event.getContainerID();
+ // If the container failed to launch earlier (due to dead node for
example),
+ // it has been marked as FAILED and removed from containers during
+ // CONTAINER_REMOTE_LAUNCH event handling.
+ // Skip kill() such container during CONTAINER_REMOTE_CLEANUP as
+ // it is not necessary and could cost 15 minutes delay if the node is
dead.
+ if (event.getType() == EventType.CONTAINER_REMOTE_CLEANUP &&
+ !containers.containsKey(containerID)) {
+ LOG.info("Skip cleanup of already-removed container " + containerID);
Review Comment:
Ack, Will make this change.
> Avoid stopContainer() on dead node
> ----------------------------------
>
> Key: MAPREDUCE-7407
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7407
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Affects Versions: 3.3.4
> Reporter: Ashutosh Gupta
> Assignee: Ashutosh Gupta
> Priority: Major
> Labels: pull-request-available
>
> If a container failed to launch earlier due to terminated instances, it has
> already been removed from the container hash map. Avoiding the kill() for
> CONTAINER_REMOTE_CLEANUP will avoid wasting 15min per container on
> retries/timeout.
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