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From: Tomasz Chmielewski <mangoo@wpkg.org>
To: Avi Kivity <avi@redhat.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: strange guest slowness after some time
Date: Tue, 17 Mar 2009 11:47:18 +0100	[thread overview]
Message-ID: <49BF7FB6.9080503@wpkg.org> (raw)
In-Reply-To: <49BD007C.9030809@wpkg.org>

Tomasz Chmielewski schrieb:
> Avi Kivity schrieb:
> 
>>>> I'm guessing there's a problem with timers or timer interrupts.
>>>>
>>>> What is the host cpu?
>>>
>>> 4 entries like this in /proc/cpuinfo:
>>>
>>> processor       : 3
>>> vendor_id       : AuthenticAMD
>>> cpu family      : 15
>>> model           : 65
>>> model name      : Dual-Core AMD Opteron(tm) Processor 2212
>>>
>>
>> That's probably the kvmclock issue that hit older AMDs.  It was fixed 
>> in kvm-84, please try that.
> 
> I've been running it for about a week now with kvm-84 and no guest got 
> slow.
> 
> Can it be related to using cpufreq and ondemand governor?

Something fishy here :(

After a week or so, network in one guest got slow with kvm-84 and no 
cpufreq.


-- 
Tomasz Chmielewski
http://wpkg.org

  reply	other threads:[~2009-03-17 10:47 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-07 15:47 strange guest slowness after some time Tomasz Chmielewski
2009-03-07 16:41 ` Johannes Baumann
2009-03-07 16:54   ` Tomasz Chmielewski
2009-03-09  9:18 ` Tomasz Chmielewski
2009-03-09  9:28   ` Tomasz Chmielewski
2009-03-19 13:03     ` Tomasz Chmielewski
2009-03-09  9:55 ` Avi Kivity
2009-03-09 10:22   ` Tomasz Chmielewski
2009-03-09 10:25     ` Avi Kivity
2009-03-09 10:31       ` Tomasz Chmielewski
2009-03-09 10:37         ` Avi Kivity
2009-03-09 10:54           ` Tomasz Chmielewski
2009-03-09 11:37             ` Tomasz Chmielewski
2009-03-09 12:14               ` Avi Kivity
2009-03-09 12:52                 ` Tomasz Chmielewski
2009-03-15 15:41                   ` Avi Kivity
2009-03-15 16:14                     ` Avi Kivity
2009-03-15 13:19       ` Tomasz Chmielewski
2009-03-17 10:47         ` Tomasz Chmielewski [this message]
2009-03-17 11:16           ` Avi Kivity
2009-03-17 11:25             ` Tomasz Chmielewski
2009-03-17 15:32               ` Felix Leimbach
2009-03-17 15:43                 ` Tomasz Chmielewski
2009-03-17 17:01                   ` Felix Leimbach
2009-03-17 17:05                     ` Avi Kivity
2009-03-17 18:49                       ` Felix Leimbach
2009-03-18  6:36                         ` Avi Kivity
2009-03-18  7:57                           ` Felix Leimbach
2009-03-18  8:48                             ` Avi Kivity
2009-03-18  9:08                               ` Felix Leimbach
2009-03-17 17:38                     ` Tomasz Chmielewski
2009-06-08 11:02                       ` Felix Leimbach
2009-06-16 14:26                         ` Tomasz Chmielewski
2009-03-31  8:50                     ` Tomasz Chmielewski
2009-04-01  4:22                       ` David S. Ahern
2009-04-01  6:21                         ` Tomasz Chmielewski
2009-04-06 15:19                           ` Tomasz Chmielewski
2009-04-08  0:49                             ` Rusty Russell
2009-04-08  5:45                               ` Tomasz Chmielewski
2009-05-26 11:49                               ` Tomasz Chmielewski
2009-05-26 11:55                                 ` Avi Kivity
2009-05-26 12:05                                   ` Tomasz Chmielewski
2009-05-26 12:10                                     ` Avi Kivity
2009-05-26 14:07                                       ` Tomasz Chmielewski
2009-05-26 14:35                                         ` Avi Kivity
2009-05-28 14:58                                           ` Tomasz Chmielewski
2009-05-31  8:43                                             ` Avi Kivity
2009-03-17 15:52                 ` Avi Kivity
2009-03-17 16:12                   ` Tomasz Chmielewski
2009-03-17 17:05                     ` Felix Leimbach
2009-03-17 17:10                       ` Avi Kivity
2009-03-17 17:43                         ` Tomasz Chmielewski
2009-03-17 18:55                           ` Tomasz Chmielewski
2009-03-17 19:04                             ` Felix Leimbach
2009-03-17 19:24                               ` Tomasz Chmielewski
2009-03-17 20:14                                 ` Tomasz Chmielewski
2009-03-17 22:34                                   ` Tomasz Chmielewski
2009-03-17 23:02                                     ` Tomasz Chmielewski
2009-03-18  6:29                                 ` Avi Kivity
2009-03-19  4:59                                   ` Rusty Russell
2009-03-19  5:22                                     ` David S. Ahern
2009-03-19  6:08                                       ` David S. Ahern
2009-03-19  8:03                                         ` Tomasz Chmielewski
2009-03-19 14:11                                           ` David S. Ahern
2009-03-17 18:57                         ` Felix Leimbach
2009-03-18  5:54                         ` Felix Leimbach
2009-03-17 16:27                 ` Tomasz Chmielewski
2009-03-17 17:14                   ` Felix Leimbach
2009-03-17 17:19                     ` Avi Kivity
2009-03-17 17:34                     ` Tomasz Chmielewski

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