openjdk6 - FreeBSD 10.0-RELEASE - dies with "exited on signal 6"

[Huang Wen Hui]

I have a system hit this kind of problem very often while building
java/jboss72,
I can give you access for debugging if you need.

Thanks,

Huang Wen Hui



2014-01-31 Jung-uk Kim <jkim at freebsd.org>:

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> On 2014-01-30 07:53:41 -0500, Kenneth Culver wrote:
> > Disabling background compilation fixed my issues.
> >
> > On Wednesday, January 29, 2014, Sevan / Venture37
> > <venture37 at gmail.com> wrote:
> >
> >> On 29 Jan 2014, at 01:13, Huang Wen Hui <huanghwh at gmail.com
> >> <javascript:;>> wrote:
> >>
> >>> I got the same problem on FreeBSD 10, disable Background
> >>> Compilation
> >> seems to fixed this problem.
> >>
> >> Patched & rebuild openjdk6, I was able to complete the opennms
> >> built process so I thought I'd restart it to double check, build
> >> process froze with java process in a state of uwait. Aborted
> >> after 4 hours & restarted once more.
>
> We are well aware of this problem and trying hard to fix it ATM.
> However, debugging process is very slow because I cannot reproduce the
> problem at all.  ale@ is providing some core dumps and I am trying to
> figure out what's happening.  I know some objects are getting
> free()'ed earlier than expected, which is ultimately causing SIGSEGV
> or SIGBUS *later*.  So, I need more information.  Please send the
> following information *privately*.
>
> grep -B 3 -C 8 CPU: /var/run/dmesg.boot
> cd /usr/ports/java/openjdk6 && make -V CC -V CFLAGS -V CXX -V CXXFLAGS
>
> In the mean time, it seems disabling background compilation (-Xbatch)
> significantly reduces chance of crashes as you already found out.
> Obviously, disabling JIT compilation (-Xint) should always work.
>
> Thanks,
>
> Jung-uk Kim
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