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From "Dimitar Ouzounov" <dimitar.ouzou...@gmail.com>
Subject Re: JVM random crashes
Date Tue, 06 Mar 2007 08:05:43 GMT
It will probably turn out to be a hardware problem - a bad RAM chip. I
removed it and today I will test Solr again to make sure everything is fine.

On 3/5/07, Bill Au <bill.w.au@gmail.com> wrote:
>
> Seems like this maybe a JVM bug:
>
> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6500147
>
> http://forum.java.sun.com/thread.jspa?threadID=659990&messageID=3876052
>
> Have you tried using a different garbage collector?
>
> Bill
>
> On 3/3/07, Jed Reynolds <lists@benrey.is-a-geek.net> wrote:
> >
> > Yonik Seeley wrote:
> > > On 3/3/07, Dimitar Ouzounov <dimitar.ouzounov@gmail.com> wrote:
> > >> But what hardware problem could it be? Tomorrow I'll make sure that
> the
> > >> memory is fine, but nothing
> > >> else comes to my mind.
> > >
> > > Memory, motherboard, etc.
> > > Try http://www.memtest86.com/ to test this.
> > >
> > >> It may be OS-related - probably a buggy version of
> > >> some library. But which library?
> > >
> > > Yep, we've seen that in the past.
> > > I'd recommend going with OS versions that vendors test with.
> > > The commercial RHEL or the free clone of it http://www.centos.org/,
> > > would be my recommendation.
> > >
> >
> > I'm running a lot of CentOS 4.4 myself, on i686 and x86_64 processors.
> > I'm testing out Solr on an i686 with JDK 1.5 and I'm running a
> > production copy of Nutch on x86_64 JDK 1.5, Tomcat 1.5. It's been rock
> > solid.
> >
> > From trying to install Java in the past on FC5, I read a lot about how
> > you had to be rather careful to make absolutely certain that you had no
> > conflicting gjc libs in your path. If this is a production box, I'd got
> > with a longer-supported OS than FC6. If the server is only for searching
> > and apache, I don't think FC6 will give you any noticeable performance
> > boost over CentOS 4.4. FC6's performance enhancements with
> > glibc-hash-binding won't affect a JVM.
> >
> >
> > Jed
> >
>

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