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From "Elena Semukhina" <elena.semukh...@gmail.com>
Subject Re: [jira] Created: (HARMONY-2803) stress.Mix hangs on RHEL4 update 4
Date Wed, 27 Dec 2006 08:17:49 GMT
On 12/25/06, Gregory Shimansky <gshimansky@gmail.com> wrote:
>
> Elena Semukhina wrote:
> > On 12/22/06, Elena Semukhina <elena.semukhina@gmail.com> wrote:
> >>
> >>
> >>
> >>  On 12/22/06, Gregory Shimansky <gshimansky@gmail.com> wrote:
> >> >
> >> > On Thursday 21 December 2006 17:23 Elena Semukhina wrote:
> >> > > On 12/21/06, Gregory Shimansky < gshimansky@gmail.com> wrote:
> >> > > > Evgueni Brevnov wrote:
> >> > > > > On 12/21/06, Elena Semukhina <elena.semukhina@gmail.com>
wrote:
> >> > > > >> On 12/21/06, Evgueni Brevnov < evgueni.brevnov@gmail.com>
> wrote:
> >> > > > >> > Naveen,
> >> > > > >> >
> >> > > > >> > It is true, HARMONY-2817 is not intended to fix
stress.Mix.
> >> > There
> >> > > > >> > are two different issues with stress.Sync &
stress.Mix. I'm
> >> > looking
> >> > > > >> > at stress.Sync problem only. It will be good if
someone else
> >> > takes
> >> > > > >> > care about stress.Mix.
> >> > > > >>
> >> > > > >> stress.Mix always passes for me on SUSE9 linux ia32.
> >> > > > >> On SUSE9 linux em64t it started to fail with Segmentation
> fault
> >> > two
> >> > > >
> >> > > > days
> >> > > >
> >> > > > >> ago. HARMONY-2772 has been filed to track this issue.
> >> > > > >
> >> > > > > Hi Elena,
> >> > > > >
> >> > > > > Thank you for the patch evaluation. I've updated HARMONY-2817
> >> with
> >> > a
> >> > > > > new patch. Could you please test it and let us know how
it is
> >> > > > > doing....
> >> > > >
> >> > > > I've tried the patch and left comment in JIRA. It looks like
it
> >> > still
> >> > > > needs more work.
> >> > >
> >> > > While the issue fixing is in progress, I suggest that we exclude
> >> > > stress.Syncfrom testing. Otherwise CC could report it failure as a
> >> > > false alarm.
> >> > >
> >> > >  I created
> >> > > https://issues.apache.org/jira/browse/HARMONY-2838 to exclude this
> >> > tests on
> >> > > JIT.
> >> > >
> >> > > The patch also excludes 2 more test whose hangs I observe rarely
> for
> >> > quite
> >> > > a long time.
> >> >
> >> > It looks like Evgueni has finally created a fix in HARMONY-2817 which
> >> > doesn't
> >> > break other things. The tests are running ok for me and I'll probably
> >> > commit
> >> > the patch when the tests are done. So I would rather not exclude any
> >> > tests
> >> > right now.
> >>
> >>
> >>
> >> OK, let's see how other two tests will behave after HARMONY-2817 is
> >> applied. Possibly this patch will fix their problems as well.
> >>
> >
> >
> > Gregory,
> >
> > HARMONY-2817 seems to fix stress.Sync but I still observe rare gc.LOSand
> > gc.MultiThreads hangs on linux JIT. Could you apply HARMONY-2838 to
> exclude
> > these tests?
>
> This is strange because for me tests on linux run ok. And I run them a
> lot because I test every commit. Anyway it could be the configuration
> difference, like the number of CPUs. I'll exclude the tests now, but I
> think the idea of having a local CC exclude list in the other thread is
> a good one. This way CC will be stable while we'll still see test
> failures and will work on fixing them.



Gregory,

I caught the stress.Sync hang in the interpreter mode and attached the stack
traces to HARMONY-2817.

Elena

--
> Gregory
>
>


-- 
Thanks,
Elena

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