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From "Elena Semukhina" <elena.semukh...@gmail.com>
Subject Re: [drlvm][classloader] classloader.StressLoader hangs on my 2-cpu Linux box. Does anyone else see this problem?
Date Wed, 28 Mar 2007 12:37:25 GMT
On 3/27/07, Weldon Washburn <weldonwjw@gmail.com> wrote:
>
> Good work.
>
> The comments on 3495 says this is intermittant hang.  Does it happend 10%
> of
> the time?  80%??  How many CPUs does your system have?  Can you try it on
> a
> 4-way?


The test hangs rarely. Yesterday it hung after ~400 iterations, today it has
run 850 times and is still running on linux. On 4-way windows it has hung on
799th iteration.

Elena

On 3/27/07, Elena Semukhina <elena.semukhina@gmail.com> wrote:
> >
> > Weldon,
> >
> > today I saw the hang of classloader.StressLoader but only on linux
> x86_64
> > (OPT) when running it in the loop. The hang is very similar to what I
> see
> > for gc.NPE. I reported
> https://issues.apache.org/jira/browse/HARMONY-3495to
> > track the issue.
> >
> > Elena
> >
> >
> > On 3/26/07, Weldon Washburn <weldonwjw@gmail.com> wrote:
> > >
> > > Elena,
> > > Thanks!  It looks like I will keep StressLoader.java on my local
> > excludes
> > > list for now.
> > >
> > >
> > >
> > > On 3/26/07, Elena Semukhina <elena.semukhina@gmail.com> wrote:
> > > >
> > > > Weldon,
> > > >
> > > > today I ran the test iteratively on my SUSE9 linux x86 2 CPU machine
> > in
> > > > default mode and it successfully completed about 2000 times. The
> same
> > > > result
> > > > is for linux x86_64.
> > > >
> > > > Thanks,
> > > > Elena
> > > >
> > > > On 3/24/07, Weldon Washburn <weldonwjw@gmail.com> wrote:
> > > > >
> > > > > I would submit a JIRA if I had a specific bug to report.  The
> > > situation
> > > > is
> > > > > that the StressLoader test hangs in file LogLoader.java at the
> > > following
> > > > > line:
> > > > >
> > > > > InputStream is = ClassLoader.getSystemResourceAsStream(path);
> > > > >
> > > > > It seems to be aggrevated by all the threads that execute the
> above
> > > > code.
> > > > >
> > > > > For now, I plan to put this test on my local Linux excludes list
> and
> > > go
> > > > > back
> > > > > to committing patches.
> > > > >
> > > > > --
> > > > > Weldon Washburn
> > > > > Intel Enterprise Solutions Software Division
> > > > >
> > > >
> > >
> > >
> > >
> > > --
> > > Weldon Washburn
> > > Intel Enterprise Solutions Software Division
> > >
> >
>
>
>
> --
> Weldon Washburn
> Intel Enterprise Solutions Software Division
>

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