Hi,
On Sat, Sep 6, 2014 at 11:40 AM, Antoine Martin <[email protected]> wrote: > On 06/09/14 10:07, Long Nguyen Thanh wrote: > > Hi all, > > (sorry if my English is not good) > > I'm using server Ubuntu 12.04 with xpra 0.14-1, client Windows 7 Pro with > > xpra 0.14 > (those version numbers are incomplete, and if you really are using > 0.14.0 then you should upgrade it) > I'd just upgrade to xpra 0.14.4-1 at both server and client. > > Reproduce: > > A. > > 1.At server: xpra start :100 --start-child=myapp --bind-tcp= > 0.0.0.0:20000 > > myapp is an application without GUI. > > 2. At client : xpra attach tcp:IP:20000 > > 3. At server : top -> %CPU xpra ~ 10% > Does removing your app make any difference? (just connecting xpra) > My guess is that sound forwarding is using your CPU for compression (mp3 > or other). > Yes, even when no sound is being played: > http://xpra.org/trac/wiki/Sound#StatusandConfiguration > I remove my app, just use : xpra start :100 --bind-tcp=0.0.0.0:20000, attach and check %CPU. It still ~ 8 - 10%. My sound forwarding is : "MPEG 1 Audio, Layer 3 (MP3)" and %CPU of pulseaudio ~3% > > B. > > 1.At server: xpra start :100 --start-child=firefox--bind-tcp= > 0.0.0.0:20000 > > 2. At client : xpra attach tcp:IP:2000 > > 3. At firefox windows: Open some website ( youtube,...) and check : > > %CPU ~ 25% - *75%* > Firefox will repaint the screen regularly, so yes, a high CPU usage with > such an application is to be expected. > (animated gifs, flash adverts, widgets, etc) > > So is it normal with those %CPU when use xpra? > As per above, turn off sound if you don't use it. > Any screen updates will also consume bandwidth and CPU, minimizing the > application when you're not using it will prevent that. > I have added those questions to the FAQ: > http://xpra.org/trac/wiki/FAQ#Issues-knownproblems > > Cheers > Antoine > _______________________________________________ > shifter-users mailing list > [email protected] > http://lists.devloop.org.uk/mailman/listinfo/shifter-users > _______________________________________________ shifter-users mailing list [email protected] http://lists.devloop.org.uk/mailman/listinfo/shifter-users
