From: Luca <kronos.it-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: "Ulrich Schreiner"
<ulrich.schreiner-sZDnKEZIvs8b1SvskN2V4Q@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
Avi Kivity <avik-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Subject: Re: kvm very slow
Date: Tue, 7 Aug 2007 13:32:16 +0200 [thread overview]
Message-ID: <68676e00708070432i2e2ef765vb6283f750ca5e6dd@mail.gmail.com> (raw)
In-Reply-To: <1186479806.3370.22.camel@vaio>
On 8/7/07, Ulrich Schreiner <ulrich.schreiner-sZDnKEZIvs8b1SvskN2V4Q@public.gmane.org> wrote:
> Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a
> fatal
> error, but for better emulation accuracy either use a 2.6 host Linux
> kernel or
> type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.
>
> well i HAVE a 2.6kernel (2.6.22.1-41.fc7), but i cannot set
> dev.rtc.max-user-freq, i only can set the high precision event timer
>
> dev.hpet.max-user-freq = 1024
Known issue, it's unrelated to KVM. HPET is using the same IRQ as the
cmos RTC so only on of them can deliver the periodical interrupt. I
think that work to program the HPET in dont-break-other-stuff mode is
underway.
Luca
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next prev parent reply other threads:[~2007-08-07 11:32 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-01 5:22 kvm very slow Ulrich Schreiner
2007-08-01 16:41 ` Avi Kivity
[not found] ` <46B0B7D0.9080203-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-08-01 19:45 ` Ulrich Schreiner
[not found] ` <46B0E2F0.1070701-sZDnKEZIvs8b1SvskN2V4Q@public.gmane.org>
2007-08-02 8:24 ` Avi Kivity
[not found] ` <46B194C5.5040508-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-08-02 19:31 ` Ulrich Schreiner
2007-08-07 7:20 ` Ulrich Schreiner
2007-08-07 7:44 ` Dor Laor
[not found] ` <64F9B87B6B770947A9F8391472E032160D17A0EA-yEcIvxbTEBqsx+V+t5oei8rau4O3wl8o3fe8/T/H7NteoWH0uzbU5w@public.gmane.org>
2007-08-07 9:43 ` Ulrich Schreiner
2007-08-07 11:32 ` Luca [this message]
2007-08-07 11:51 ` Dor Laor
[not found] ` <64F9B87B6B770947A9F8391472E032160D17A197-yEcIvxbTEBqsx+V+t5oei8rau4O3wl8o3fe8/T/H7NteoWH0uzbU5w@public.gmane.org>
2007-08-07 12:08 ` Luca
[not found] ` <68676e00708070508w3d9e5ab8gd26263c44bf59f0d-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-08-07 12:30 ` Dor Laor
[not found] ` <64F9B87B6B770947A9F8391472E032160D17A1C2-yEcIvxbTEBqsx+V+t5oei8rau4O3wl8o3fe8/T/H7NteoWH0uzbU5w@public.gmane.org>
2007-08-07 12:50 ` Ulrich Schreiner
2007-08-07 14:38 ` Dong, Eddie
[not found] ` <10EA09EFD8728347A513008B6B0DA77A01E45A1D-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-08-07 14:50 ` Dor Laor
2007-08-07 20:49 ` Luca Tettamanti
[not found] ` <20070807204922.GA27976-sTXFmx6KbOnUXq0IF5SVAZ4oGUkBHcCu@public.gmane.org>
2007-08-08 6:28 ` Ulrich Schreiner
2007-08-07 12:25 ` Ulrich Schreiner
2007-08-09 23:23 ` Matthew Kent
2007-08-10 0:09 ` Matthew Kent
2007-08-10 5:32 ` Ulrich Schreiner
2007-08-10 6:39 ` Ulrich Schreiner
2007-08-16 9:56 ` Avi Kivity
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