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Posted to issues@tez.apache.org by "Bikas Saha (JIRA)" <ji...@apache.org> on 2013/07/02 05:33:20 UTC
[jira] [Commented] (TEZ-221) Deadlock in DAGSchedulerMRR when
setting slow start to 0.5f on a small cluster
[ https://issues.apache.org/jira/browse/TEZ-221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13697466#comment-13697466 ]
Bikas Saha commented on TEZ-221:
--------------------------------
commit 44c2e50d576039d3793c22f04f056b89a2b2bfab
Author: Bikas Saha <bi...@apache.org>
Date: Mon Jul 1 20:27:41 2013 -0700
TEZ-221. Deadlock in DAGSchedulerMRR when setting slow start to 0.5f on a small cluster. Enable preemption (bikas)
> Deadlock in DAGSchedulerMRR when setting slow start to 0.5f on a small cluster
> ------------------------------------------------------------------------------
>
> Key: TEZ-221
> URL: https://issues.apache.org/jira/browse/TEZ-221
> Project: Apache Tez
> Issue Type: Bug
> Reporter: yeshavora
> Assignee: Bikas Saha
> Labels: TEZ-0.2.0
> Attachments: TEZ-221.1.patch, TEZ-221.2.patch, TEZ-221.3.patch, TEZ-221.4.preemption.patch, TEZ-221.5.patch
>
>
> generate 10GB data using randomwriter and run sort job using tez-mapreduce-example.jar on single node cluster. The job runs very slow.
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