Re: vm.pmap.pcid_enabled="1" causes Java to coredump in FBSD 10

From: Craig Rodrigues <rodrigc_at_FreeBSD.org>
Date: Mon, 3 Mar 2014 17:02:33 -0800
Hi,

http://www.freebsd.org/cgi/query-pr.cgi?pr=187238

--
Craig

On Mon, Mar 3, 2014 at 3:49 PM, Adrian Chadd <adrian_at_freebsd.org> wrote:

> Have you filed a PR? :-P
>
>
> -a
>
>
> On 3 March 2014 14:09, Craig Rodrigues <rodrigc_at_freebsd.org> wrote:
> > [Resending]
> >
> >
> > Hi,
> >
> > As part of the Jenkins deployment in the FreeBSD cluster
> > the jenkins-admin team observed that when running Jenkins on FreeBSD 10,
> > the Java virtual machine from the openjdk6 or openjdk7 port
> > would coredump regularly.
> >
> > See item #10 here:  https://wiki.freebsd.org/Jenkins
> >
> > On the advice of Jung-uk Kim, I put the following in /boot/loader.conf:
> >
> > vm.pmap.pcid_enabled="0"
> >
> > and rebooted.
> >
> > After that, the Java coredumping problems went away.
> >
> > Can someone with VM expertise look into this problem and suggest a fix?
> >
> > There are many reports of Java coredumping on FreeBSD 10, such as this
> > one:
> http://lists.freebsd.org/pipermail/freebsd-java/2014-March/010606.html
> >
> > It would be good to fix this, so that Java works "out of the box" on
> > FreeBSD 10.  It's not good when kernel tunables need to be set
> > so that Java can work. :(
> >
> > Thanks.
> >
> > --
> > Craig
> > _______________________________________________
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>
Received on Tue Mar 04 2014 - 00:02:36 UTC

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