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* [Qemu-devel] [RFH] Qemu main thread is blocked in g_poll in windows guest
@ 2013-10-15 10:21 Xiexiangyou
  2013-10-15 11:52 ` Paolo Bonzini
  2013-10-21 13:56 ` David Weber
  0 siblings, 2 replies; 7+ messages in thread
From: Xiexiangyou @ 2013-10-15 10:21 UTC (permalink / raw)
  To: qemu-devel@nongnu.org, qemu-devel-request@nongnu.org,
	kvm@vger.kernel.org
  Cc: Luonengjun, Huangpeng (Peter)

Hi all:

Windows2008 Guest run without pressure for long time. Sometimes, it stop and looks like hanging. But when I connect to it with VNC, It resume to run, but VM's time is delayed . 
When the vm is hanging, I check the main thread of QEMU. I find that the thread is blocked in g_poll function. it is waiting for a SIG, However, there is no SIG .

I tried the clock with "hpet" and "no hpet", but came out the same problem. Then I upgrade the glibc to newer, it didn't work too.
I'm confused. Is the reason that VM in sleep state and doesn't emit the signal. I set the windows 's "power option", enable/disable the "allow the wake timers", I didn't work.

Is anybody have met the same problem before, or know the reason. Your reply will be very helpful.

Thanks

--xiexiangyou

^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2014-02-20 19:59 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-10-15 10:21 [Qemu-devel] [RFH] Qemu main thread is blocked in g_poll in windows guest Xiexiangyou
2013-10-15 11:52 ` Paolo Bonzini
2013-10-15 12:18   ` Xiexiangyou
2013-10-15 12:30     ` Paolo Bonzini
2013-10-16  4:03       ` Xiexiangyou
2014-02-20 19:59     ` Andrey Korolyov
2013-10-21 13:56 ` David Weber

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