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From "Edward J. Yoon (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HAMA-410) Support configurable task slot
Date Tue, 05 Jul 2011 00:40:22 GMT

    [ https://issues.apache.org/jira/browse/HAMA-410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13059650#comment-13059650
] 

Edward J. Yoon commented on HAMA-410:
-------------------------------------

I'm still getting error.

{code}
edward@edward-VirtualBox:~/workspace/hama-trunk$ bin/hama jar hama-examples-0.3.0-incubating-SNAPSHOT.jar
pi
java.lang.RuntimeException: java.lang.InstantiationException
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:115)
	at org.apache.hama.bsp.LocalBSPRunner.submitJob(LocalBSPRunner.java:119)
	at org.apache.hama.bsp.BSPJobClient.submitJobInternal(BSPJobClient.java:358)
	at org.apache.hama.bsp.BSPJob.submit(BSPJob.java:187)
	at org.apache.hama.bsp.BSPJob.waitForCompletion(BSPJob.java:194)
	at org.apache.hama.examples.PiEstimator.main(PiEstimator.java:150)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
	at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
	at org.apache.hama.examples.ExampleDriver.main(ExampleDriver.java:37)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.hama.util.RunJar.main(RunJar.java:145)
Caused by: java.lang.InstantiationException
	at sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:30)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:113)
	... 17 more
{code}

> Support configurable task slot
> ------------------------------
>
>                 Key: HAMA-410
>                 URL: https://issues.apache.org/jira/browse/HAMA-410
>             Project: Hama
>          Issue Type: New Feature
>          Components: bsp
>    Affects Versions: 0.3.0
>            Reporter: Edward J. Yoon
>            Assignee: Edward J. Yoon
>             Fix For: 0.4.0
>
>         Attachments: HAMA-410_v01.patch, HAMA-410_v02.patch
>
>   Original Estimate: 168h
>          Time Spent: 24h
>  Remaining Estimate: 144h
>
> Currently we support only 1 task per GroomServer. The size of task slot should be configurable.

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