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Re: [libvirt] 'make check' hangs



On Wed, Nov 30, 2011 at 09:01:28AM +0000, Daniel P. Berrange wrote:
> On Wed, Nov 30, 2011 at 11:18:23AM +0800, Wen Congyang wrote:
> > When I run 'make check', it hangs sometimes.
> > 
> > I use gdb to attach lt-virsh, and the following is the
> > backtrace:
> > (gdb) thread 1
> > [Switching to thread 1 (Thread 0x7fc6c04d5800 (LWP 24099))]#0  0x0000003bdce0804d in pthread_join () from /lib64/libpthread.so.0
> > (gdb) bt
> > #0  0x0000003bdce0804d in pthread_join () from /lib64/libpthread.so.0
> > #1  0x000000000041c0b3 in vshDeinit (ctl=0x7fff015f4570) at virsh.c:17262
> > #2  0x00000000004248d1 in main (argc=<value optimized out>, argv=0x7fff015f4728) at virsh.c:17608
> > (gdb) thread 2
> > [Switching to thread 2 (Thread 0x7fc6c04d4700 (LWP 24138))]#0  0x0000003bdc2dc053 in poll () from /lib64/libc.so.6
> > (gdb) bt
> > #0  0x0000003bdc2dc053 in poll () from /lib64/libc.so.6
> > #1  0x00007fc6c075359c in virEventPollRunOnce () at util/event_poll.c:619
> > #2  0x00007fc6c07527d7 in virEventRunDefaultImpl () at util/event.c:247
> > #3  0x000000000041bea3 in vshEventLoop (opaque=0x7fff015f4570) at virsh.c:16800
> > #4  0x00007fc6c0764702 in virThreadHelper (data=<value optimized out>) at util/threads-pthread.c:157
> > #5  0x0000003bdce077f1 in start_thread () from /lib64/libpthread.so.0
> > #6  0x0000003bdc2e570d in clone () from /lib64/libc.so.6
> > (gdb) 
> 
> 
> I've seen this once, for the first time yesterday, but I can't
> see any obvious change in either virsh, or the event code that
> would have caused this to start happening in the past couple
> of days.

  Same yesterday for me, first time too, on F14, I was blaming my system
as I got an oops earlier, but apparently that's not it ! I got it again,
and it's the virsh-synopsis test which fails to finish. I had to try 4
time before reproducing it...

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
daniel veillard com  | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library  http://libvirt.org/


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