Date: Wed, 12 Sep 2001 12:52:47 -0700 (PDT) From: Mark Vojkovich <mvojkovich@nvidia.com> To: bartscgr@studbox.uni-stuttgart.de Cc: xpert@xfree86.org, xine-user@lists.sourceforge.net, multimedia@freebsd.org Subject: Re: [Xpert]XvShm slower on freebsd than on line Message-ID: <Pine.LNX.4.21.0109121246460.6247-100000@dhcp-198-206.nvidia.com> In-Reply-To: <Pine.LNX.4.33.0109122047470.25100-100000@goofy.disney.gb>
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On Wed, 12 Sep 2001 bartscgr@t-online.de wrote: > Hi, > > perhaps somebody on this list can give us a clue about this ongoing > discussion on the xine and freebsd mailing lists; > > ---------- Forwarded message ---------- > Date: Wed, 12 Sep 2001 18:09:15 +0200 (CEST) > From: Guenter Bartsch <bartscgr@studbox.uni-stuttgart.de> > To: Jason Andresen <jandrese@mitre.org> > Cc: bartscgr@studbox.uni-stuttgart.de, Heiko Schaefer <hschaefer@fto.de>, > multimedia@freebsd.org, xine-user <xine-user@lists.sourceforge.net>, > freebsd-hackers@freebsd.org > Subject: Re: [xine-user] xine on freebsd? > > Hi Jason, > > On Wed, 12 Sep 2001, Jason Andresen wrote: > > > > even when using XvShm to display the video data xfree86 uses significantly > > > more cpu power on freebsd than on linux (~15% on freebsd compared to ~1-3% > > > on linux) which further indicates there's something wrong here. > > > > > > Comments, hints, ideas very welcome, Most likely an MTRR issue. An easy test is: x11perf -shmput500 On something like a BX chipset with write combining you should get in the vicinity of 150 Megabytes/sec througput (ie. roughly 150 rects per second in 32bpp, 300 in 16bpp) on either the "nv" or "mga" drivers that come with XFree86. Mark. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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