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https://issues.apache.org/jira/browse/GIRAPH-169?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13240106#comment-13240106
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Jianfeng Qian commented on GIRAPH-169:
--------------------------------------
I ran pagerank for a lots of time to evaluate the performance of giraph and
hama.
such as /usr/local/test-0302/hadoop-0.20.205.0/bin/hadoop jar
/usr/local/test-0302/hadoop-0.20.205.0/lib/giraph-0.2-all.jar
org.apache.giraph.benchmark.PageRankBenchmark -e 4 -s 5 -v -V 10240000 -w 64 -c
1
When the job finished. I use jps and always find out all child on slaves can't
quit .
tmm-e1
22212 SecondaryNameNode
22009 NameNode
23336 Jps
22338 JobTracker
tmm-e2
5840 Child
4863 DataNode
5724 Child
7029 Jps
5001 TaskTracker
5492 Child
5259 Child
5376 Child
5608 Child
5143 Child
tmm-e3
......
> How to close all child when a job finished?
> -------------------------------------------
>
> Key: GIRAPH-169
> URL: https://issues.apache.org/jira/browse/GIRAPH-169
> Project: Giraph
> Issue Type: Improvement
> Components: mapreduce
> Affects Versions: 0.2.0
> Environment: sles 11 x64,jdk 1.6,hadoop 0.20.205.0,1 Master and 8
> slaves,
> Reporter: Jianfeng Qian
> Priority: Minor
>
> I ran pagerank at hadoop 0.20.205.0. When the job finished,the child in
> slaves didn't quit immediately and sometimes they never quit and I have to
> kill them.
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