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From: malc <av1474@comtv.ru>
To: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] Re: Qemu 2D performance plunges below acceptable levels
Date: Thu, 19 Feb 2009 18:14:12 +0300 (MSK)	[thread overview]
Message-ID: <Pine.LNX.4.64.0902191811090.2143@linmac.oyster.ru> (raw)
In-Reply-To: <499BFB32.90806@eu.citrix.com>

On Wed, 18 Feb 2009, Stefano Stabellini wrote:

> malc wrote:
> 
> >> As usual two good tests are to check the vnc case and a guest in 32bpp too.
> > 
> > This doesn't happen on the very same machine running very same guest but
> > host OS being Linux.
> > 
> 
> 
> 
> Uhm.. are you using one of those infamous 20-inch iMac with a resolution
> of 6 bits per pixel?
> That would explain the slow down.
> Please try this patch and let me know if it makes a difference:
> 

It doesn't. FWIW not quite "value preserving" operation of removing call
to SDL_UpdateRect from sdl_update and putting SDL_Flip into sdl_refresh
does.

-- 
mailto:av1474@comtv.ru

  parent reply	other threads:[~2009-02-19 15:15 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-15 13:10 [Qemu-devel] Qemu 2D performance plunges below acceptable levels Alexey Eremenko
2009-02-15 17:11 ` [Qemu-devel] " Alexey Eremenko
2009-02-16 10:31   ` Stefano Stabellini
2009-02-16 11:47     ` Avi Kivity
2009-02-16 16:15       ` Stefano Stabellini
2009-02-16 16:36         ` Avi Kivity
2009-02-17 17:48         ` Avi Kivity
2009-02-17 19:00           ` Stefano Stabellini
2009-02-18  8:46             ` Alexey Eremenko
2009-02-18  9:33               ` malc
2009-02-18 10:48                 ` Stefano Stabellini
2009-02-18 11:17                   ` malc
2009-02-18 11:27                     ` Alexey Eremenko
2009-02-18 11:32                       ` malc
2009-02-18 12:12                     ` Stefano Stabellini
2009-02-18 18:51                       ` malc
2009-02-19 15:14                       ` malc [this message]
2009-02-20 16:37                         ` Stefano Stabellini
2009-02-20 16:52                           ` Paul Brook
2009-02-20 17:01                             ` Stefano Stabellini
2009-02-20 17:16                               ` Paul Brook
2009-02-21  4:02                               ` malc
2009-02-23  3:06                                 ` Stefano Stabellini
2009-02-23  6:43                                   ` malc
2009-02-20 17:17                             ` Laurent Desnogues
2009-02-18 10:43               ` Stefano Stabellini

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