From: Paolo Bonzini <pbonzini@redhat.com>
To: "Benoît Canet" <benoit.canet@irqsave.net>
Cc: Erik Rull <erik.rull@rdsoftware.de>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
Stefan Hajnoczi <stefanha@gmail.com>
Subject: Re: [Qemu-devel] Boot Problems Windows XP guest
Date: Wed, 28 Aug 2013 16:05:42 +0200 [thread overview]
Message-ID: <521E03B6.2060205@redhat.com> (raw)
In-Reply-To: <20130828140524.GD6170@irqsave.net>
Il 28/08/2013 16:05, Benoît Canet ha scritto:
>> Yes, I'm afraid that the burst is problematic here since the current
>> > throttling algorithm doesn't help (and IIUC it behaves as if it had
>> > max=avg/10 due to the 100ms slice time). This is Windows so no CFQ
>> > here. Do you need to set bps_max=1 or will bps_max=0 work too?
> In it's current state the code will overwrite the burst if it's set smaller than
> avg/10.
> The result will be a small initial spike of size avg/10 then it will cap to avg.
Can you whip up a patch to avoid that? Or to honor bps_max if it is
specified (making avg/10 simply the default)?
Paolo
next prev parent reply other threads:[~2013-08-28 14:06 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-26 9:52 [Qemu-devel] Boot Problems Windows XP guest Erik Rull
2013-08-27 7:38 ` Stefan Hajnoczi
2013-08-27 20:26 ` Erik Rull
2013-08-27 21:31 ` Paolo Bonzini
2013-08-27 21:37 ` Anthony Liguori
2013-08-28 8:05 ` Erik Rull
2013-08-28 11:05 ` Paolo Bonzini
2013-08-28 7:50 ` Stefan Hajnoczi
2013-08-28 9:07 ` Erik Rull
2013-08-28 13:14 ` Paolo Bonzini
2013-08-28 13:34 ` Benoît Canet
2013-08-28 13:41 ` Paolo Bonzini
2013-08-28 13:51 ` Benoît Canet
2013-08-28 13:59 ` Paolo Bonzini
2013-08-28 14:05 ` Benoît Canet
2013-08-28 14:05 ` Paolo Bonzini [this message]
2013-08-28 14:26 ` Benoît Canet
2013-08-28 18:21 ` Erik Rull
2013-08-28 18:40 ` Benoît Canet
2013-08-28 19:22 ` Erik Rull
2013-08-29 7:53 ` Erik Rull
2013-08-29 9:25 ` Benoît Canet
2013-08-29 14:51 ` Erik Rull
2013-08-29 14:55 ` Paolo Bonzini
2013-08-29 15:31 ` Erik Rull
2013-08-28 13:19 ` Stefan Hajnoczi
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