linux-kernel - Re: Sched - graphic smoothness under load

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 23 May 2007 11:22:51 -0700
From:	Ian Romanick <idr@...ibm.com>
To:	Linux Kernel M/L <linux-kernel@...r.kernel.org>
Subject: Re: Sched - graphic smoothness under load - cfs-v13 sd-0.48

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Xavier Bestel wrote:
> On Wed, 2007-05-23 at 07:23 +0200, Michael Gerdau wrote:
>> For me the huge difference you have for sd to the others increases the
>> likelyhood the glxgears benchmark does not measure scheduling of graphic
>> but something else.
> 
> I think some people forget that X11 has its own scheduler for graphics
> operations.

And in the direct-rendering case, this scheduler is not used for OpenGL.
 The client-side driver submits rendering commands directly to its
kernel module.  It is possible that some kernel modules perform some
sort of scheduling, but none of the open-source drivers implement such a
thing.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.7 (GNU/Linux)

iD8DBQFGVIZ7X1gOwKyEAw8RAottAJ9oQtnKVZ+xwrZXxyndanwkswp3IACeNY2v
JJeDU3cgBtn1dBOr3erl3Ww=
=YnG7
-----END PGP SIGNATURE-----
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/