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 17:18:06 -0800
I previously sent the same e-mail and CC'd it to kib, pho, alc, jkim,
davidxu, delphij, attilio,, freebsd-current, freebsd-java
but for some reason that e-mail ended up in moderation,
and the list-owner rejected the e-mail from going through.

--
Craig



On Mon, Mar 3, 2014 at 5:03 PM, Adrian Chadd <adrian_at_freebsd.org> wrote:

> Cool. DOn't be afraid to poke alc (cc'ed); he may have some insights. :)
>
>
> -a
>
>
> On 3 March 2014 17:02, Craig Rodrigues <rodrigc_at_freebsd.org> wrote:
> > 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
> >> > _______________________________________________
> >> > freebsd-current_at_freebsd.org mailing list
> >> > http://lists.freebsd.org/mailman/listinfo/freebsd-current
> >> > To unsubscribe, send any mail to
> >> > "freebsd-current-unsubscribe_at_freebsd.org"
> >
> >
>
Received on Tue Mar 04 2014 - 00:18:09 UTC

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