From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Will Trives <will-J70FMD0Zi3SBcRoGwV6fIw@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: [PATCH] kvm: qemu: remove SIGUSR2 from io_sigset
Date: Sun, 20 Jan 2008 11:34:02 +0200 [thread overview]
Message-ID: <4793158A.2080509@qumranet.com> (raw)
In-Reply-To: <1200769108.6255.4.camel@Athas>
Will Trives wrote:
> Hello,
>
> This patch :
>
> kvm: qemu: remove SIGUSR2 from io_sigset
>
> Applied 15th Jan 2008 looks to kill I/O performance for me. As soon as I
> revert it my VMs are much faster. I don't really use SMP for my guests,
> perhaps this patch made uniprocessor VMs slower ?
>
>
>
How are you measuring performance?
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next prev parent reply other threads:[~2008-01-20 9:34 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-12 3:11 [RFC] fix VMX TSC synchronicity Will Trives
2008-01-12 12:28 ` Marcelo Tosatti
2008-01-12 13:48 ` Will Trives
2008-01-12 20:51 ` Avi Kivity
[not found] ` <4789284E.7000907-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-19 18:58 ` [PATCH] kvm: qemu: remove SIGUSR2 from io_sigset Will Trives
2008-01-20 9:34 ` Avi Kivity [this message]
[not found] ` <4793158A.2080509-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-20 10:45 ` Avi Kivity
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