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From: Avi Kivity <avi@redhat.com>
To: Daniel Schwager <Daniel.Schwager@dtnet.de>
Cc: kvm@vger.kernel.org
Subject: Re: Q: Stopped VM still using host cpu CPU ?
Date: Sun, 18 Oct 2009 15:59:06 +0900	[thread overview]
Message-ID: <4ADABCBA.8020004@redhat.com> (raw)
In-Reply-To: <EB31672367A401439CD5A4A10889D57B021183D6@exchange.dtnet.de>

On 10/17/2009 06:35 AM, Daniel Schwager wrote:
>
> I'm not that familiar with oprofile ...
>
> so, setup with
> 	opcontrol --deinit; modprobe oprofile timer=1; opcontrol --start
>
> gave me the following result:
>
> kvm03:~# opreport
>    

Use 'opreport -l'.  Make sure your qemu isn't stripped.

> Try to start without timer=1 hung up my physical machine after daemon is
> started:
> kvm03:/opt/kvm-86-vnc-patch# opcontrol --deinit; modprobe oprofile ;
> opcontrol --start
> Stopping profiling.
> Killing daemon.
> Unloading oprofile module
> Using default event: CPU_CLK_UNHALTED:100000:0:1:1
> Using 2.6+ OProfile kernel interface.
> Using log file /var/lib/oprofile/samples/oprofiled.log
> Daemon started.
>
>
> Could I give you more information ? Should I setup oprofile in another
> way ?
>
>    

Is there an oops in dmesg, or is the machine dead?  What's the host 
kernel version?

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.


  reply	other threads:[~2009-10-18  6:59 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-01 10:32 Q: Stopped VM still using host cpu CPU ? Daniel Schwager
2009-10-01 11:47 ` Daniel Schwager
     [not found] ` <4AC8B6D9.7070003@redhat.com>
     [not found]   ` <EB31672367A401439CD5A4A10889D57B02118226@exchange.dtnet.de>
     [not found]     ` <4AC8C018.6050302@redhat.com>
2009-10-16 21:35       ` Daniel Schwager
2009-10-18  6:59         ` Avi Kivity [this message]
2009-10-18 18:29           ` Daniel Schwager
2009-10-18 18:47             ` Daniel Schwager
2009-10-18 21:57               ` Avi Kivity
2009-10-21 20:29               ` Daniel Schwager
2009-10-22 13:29                 ` Avi Kivity

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