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https://issues.apache.org/jira/browse/HADOOP-3296?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Amar Kamat updated HADOOP-3296:
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Status: Patch Available (was: Open)
> Some levels are skipped while creating the task cache in JobInProgress
> ----------------------------------------------------------------------
>
> Key: HADOOP-3296
> URL: https://issues.apache.org/jira/browse/HADOOP-3296
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.17.0
> Reporter: Amar Kamat
> Assignee: Amar Kamat
> Fix For: 0.18.0
>
> Attachments: HADOOP-3296-v2.patch, HADOOP-3296-v3.patch,
> HADOOP-3296.patch
>
>
> Consider the following piece of code
> {code:title=JobInProgress.createCache()|borderStyle=solid}
> Node node = jobtracker.resolveAndAddToTopology(host);
> for (int j = 0; j < maxLevel; j++) {
> node = JobTracker.getParentNode(node, j);
> .....
> {code}
> With {{maxLevel > 2}} the caches will be created in the following order
> ||j||node-level||
> |0|0|
> |1|1|
> |2|3|
> |3|6|
> which is not as desired.
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