From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marcelo Tosatti <mtosatti@redhat.com>
Subject: Re: whats the advantage of enable-io-thread
Date: Fri, 18 Sep 2009 13:25:57 -0300
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References: <90D306BE6EBC8D428A824FBBA7A3113DF53BC2D5@ronja.maurer-it.com>
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Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
To: Dietmar Maurer <dietmar@proxmox.com>
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On Fri, Sep 18, 2009 at 07:23:46AM +0200, Dietmar Maurer wrote:
> Hi all,
> 
> what is the advantage of the --enable-io-thread options. It is disabled by default - why?
> 
> - Dietmar

qemu-kvm uses its own io thread by default. This option only makes sense
in qemu upstream (at the moment). Its disabled by default there because
it slows down TCG emulation.