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

... likely too many CC's.


-a

On 3 March 2014 17:18, Craig Rodrigues <rodrigc_at_freebsd.org> wrote:
> 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"
>> >
>> >
>
>