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From "Edward J. Yoon" <edwardy...@apache.org>
Subject Re: [VOTE] RC2 for the Apache Hama 0.4-incubating release
Date Sun, 05 Feb 2012 06:21:34 GMT
To fix this problem, we can stop log thread first. This is trivial issue.

Should we fix this now or later?

On Sat, Feb 4, 2012 at 11:50 PM, Chia-Hung Lin <clin4j@googlemail.com> wrote:
>
> Sorry my bad. I falsely put -jar instead of jar in the command line.
> This problem now is solved.
>
> RC2 outputs ok on my env (4 vms where 1 bspmaster, 2 grooms and 1 for zk)
>
> 12/02/04 22:46:38 INFO bsp.BSPJobClient: Running job: job_201202042245_0001
> 12/02/04 22:46:41 INFO bsp.BSPJobClient: Current supersteps number: 0
> 12/02/04 22:46:47 INFO bsp.BSPJobClient: Current supersteps number: 1
> 12/02/04 22:46:47 INFO bsp.BSPJobClient: The total number of supersteps: 1
> Estimated value of PI is        3.1481999999999997
> Job Finished in 9.335 seconds
>
> But  I notice that it seems in grooms there has error e.g.
>
> attempt_201202042245_0001_000002_0 Error reading child output
> java.io.IOException: Stream closed
>        at java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:162)
>        at java.io.BufferedInputStream.read1(BufferedInputStream.java:272)
>        at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
>        at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:283)
>        at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:325)
>        at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:177)
>        at java.io.InputStreamReader.read(InputStreamReader.java:184)
>        at java.io.BufferedReader.fill(BufferedReader.java:154)
>        at java.io.BufferedReader.readLine(BufferedReader.java:317)
>        at java.io.BufferedReader.readLine(BufferedReader.java:382)
>        at org.apache.hama.bsp.TaskRunner.logStream(TaskRunner.java:285)
>        at org.apache.hama.bsp.TaskRunner.access$100(TaskRunner.java:46)
>        at org.apache.hama.bsp.TaskRunner$BspChildRunner$1.run(TaskRunner.java:100)
>
> This does not prevent finishing execution, but looks like the log
> stream is already closed.
>
> On 4 February 2012 19:22, Chia-Hung Lin <clin4j@googlemail.com> wrote:
> > Test rc2 version (both svn and binary hama-0.4.0-incubating.tar.gz)
> > shows that the execution of examples will throw error
> >
> > Exception in thread "main" java.lang.NoClassDefFoundError:
> > org/apache/hadoop/util/ProgramDriver
> >        at org.apache.hama.examples.ExampleDriver.main(ExampleDriver.java:29)
> > Caused by: java.lang.ClassNotFoundException:
> > org.apache.hadoop.util.ProgramDriver
> >        at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
> >        at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> >        at java.security.AccessController.doPrivileged(Native Method)
> >        at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> >        at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
> >        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> >        at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
> >        ... 1 more
> >
> > Checking the classpath it shows that hadoop-core-0.20.2.jar is
> > included when running example jar.
> >
> > ...
> > /path/to/hama-0.4.0-incubating/bin/../lib/hadoop-core-0.20.2.jar
> > ...
> >
> > The system can successfully start up service (bspmaster, groomserver
> > and zookeeper).
> >
> > Do I miss anything?
> >
> >
> >
> >
> >
> > On 4 February 2012 09:19, Edward J. Yoon <edwardyoon@apache.org> wrote:
> >> Hi all,
> >>
> >> I just created a RC2 for the Apache Hama 0.4-incubating release. This
> >> RC2 fixes the issue Thomas found and adds license header text.
> >>
> >> Tested also on EC2 with Apache Whirr 0.7 release.
> >>
> >> Artifacts:
> >> http://people.apache.org/~edwardyoon/dist/0.4-RC2/
> >> SVN Tag:https://svn.apache.org/repos/asf/incubator/hama/tags/0.4-RC2/
> >> And, you can preview new website at:http://udanax.org/site/index.html
> >> Please download, evaluate, and vote on here.
> >> The vote will close on Thursday Feb 9, 2012.
> >> Thanks.
> >> --
> >> Best Regards, Edward J. Yoon
> >> @eddieyoon




--
Best Regards, Edward J. Yoon
@eddieyoon

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