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

[Dmitry Samersoff]

Craig,

I can take a look, but I have no FreeBSD 10 environment, on 9.2
everything works fine.

Could you send across hs_err_pid.log?

-Dmitry


On 2014-03-04 01:43, Craig Rodrigues wrote:
> 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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