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From: Michael Tokarev <mjt@tls.msk.ru>
To: Avi Kivity <avi@redhat.com>
Cc: KVM list <kvm@vger.kernel.org>
Subject: Re: high load with usb device
Date: Tue, 14 Sep 2010 17:38:49 +0400	[thread overview]
Message-ID: <4C8F7AE9.5060401@msgid.tls.msk.ru> (raw)
In-Reply-To: <4C8F78D6.2060808@msgid.tls.msk.ru>

14.09.2010 17:29, Michael Tokarev wrote:
[]
>> Please post an strace again, this time with -e trace=select.  Looks like
>> each timer callback results in >50 syscalls, 4 of which are select()s).

I just built 0.13-rc1 to see how that one performs.  It is very similar
to 0.12 in this respect.  The selfpipe is gone, but the high load is
still here and is exactly like was with 0.12, with very similar strace.

/mjt

  reply	other threads:[~2010-09-14 13:38 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-03 12:21 high load with win7 & usb tablet Michael Tokarev
2010-09-10 11:47 ` Jes Sorensen
2010-09-10 12:16   ` Michael Tokarev
2010-09-10 16:17     ` high load with usb device Michael Tokarev
2010-09-12  9:26       ` Avi Kivity
2010-09-14  6:51         ` Michael Tokarev
2010-09-14  9:06           ` Avi Kivity
2010-09-14  9:08             ` Avi Kivity
2010-09-14 10:00               ` Michael Tokarev
2010-09-14 10:07                 ` Avi Kivity
2010-09-14 10:25                   ` Michael Tokarev
2010-09-14 10:39                     ` Avi Kivity
2010-09-14 11:02                       ` Michael Tokarev
2010-09-14 13:15                         ` Michael Tokarev
2010-09-14 13:25                           ` Avi Kivity
2010-09-14 13:29                             ` Michael Tokarev
2010-09-14 13:38                               ` Michael Tokarev [this message]
2010-09-14 14:45                               ` Avi Kivity
2010-09-14 14:53                                 ` Michael Tokarev
2010-09-14 16:00                                   ` Avi Kivity
2010-09-14 16:29                                     ` Michael Tokarev
2010-09-14 16:37                                       ` Avi Kivity
2010-09-14 16:50                                         ` Michael Tokarev
2010-09-14 16:45                                       ` David S. Ahern
2010-09-14 15:51                                 ` David S. Ahern
2010-09-14 16:00                                   ` Michael Tokarev
2010-09-14 16:09                                     ` David S. Ahern
2010-09-10 12:19 ` high load with win7 & usb tablet Avi Kivity
2010-09-10 12:44   ` Michael Tokarev
2010-09-10 12:50     ` Avi Kivity
     [not found]       ` <4C8A44E6.2060008@msgid.tls.msk.ru>
2010-09-10 14:56         ` Avi Kivity
2010-09-10 15:03           ` Michael Tokarev
2010-09-10 16:03             ` Avi Kivity
2010-09-14  8:26               ` Brad Campbell
2010-09-14  8:33                 ` Michael Tokarev
2010-09-14  8:46                   ` Brad Campbell

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