Gentoo Archives: gentoo-user

From: Volker Armin Hemmann <volkerarmin@××××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Recently reduced video/render performance
Date: Wed, 18 May 2011 17:22:38
Message-Id: 3785450.lVgeyojTxQ@localhost
In Reply to: [gentoo-user] Recently reduced video/render performance by Florian Philipp
1 On Wednesday 18 May 2011 16:59:13 Florian Philipp wrote:
2 > Hi list!
3 >
4 > Since updating to mplayer and KDE to current stable
5 > (media-video/mplayer-1.0_rc4_p20101114 and kde-4.6), I notice two
6 > performance regressions:
7 >
8 > 1. The system can no longer handle videos with VGA resolution or higher
9 > at 25 FPS (I'm talking about a Core i5 with corresponding intel
10 > graphics, btw).
11 > 2. glxgears reports
12 > "Running synchronized to the vertical refresh. The framerate should be
13 > approximately the same as the monitor refresh rate.
14 > 291 frames in 5.0 seconds = 58.121 FPS"
15 >
16 > So, even if it is running vsync, 58 FPS is definitely not the refresh
17 > rate. Previously, it has been around 1000 FPS or something like this.
18 >
19 > I don't believe mplayer is really the problem since VLC also has this
20 > problem and ffmpeg was not updated.
21 >
22 > Does anyone else experience this? I don't have an xorg.conf file. Do I
23 > need to make some settings since updating KDE?
24 >
25 > Thanks in advance!
26 > Florian Philipp
27
28 you have vsync turned on. Turn it off.