[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
Launchpad has imported 111 comments from the remote bug at https://bugzilla.gnome.org/show_bug.cgi?id=781835. If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://help.launchpad.net/InterBugTracking. On 2017-04-27T13:41:23+00:00 Ht990332 wrote: As per bug 779039#c14, this checkin https://git.gnome.org/browse/mutter/commit/?id=383ba566bd7c2a76d0856015a66e47caedef06b6 makes gnome-shell use ~80% cpu of one core out of 4 (I am running a skylake corei5) constantly when running something like glxgears. Reverting the patch brings down cpu usage to around 3% when running glxgears. In addition, this makes my cpu temperature increase by ~5 degrees. GPU temperature and usage don't seem to be affect. Only CPU usage is. I am using a NVIDIA kepler card. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/0 On 2017-04-27T13:46:22+00:00 Ht990332 wrote: I forgot to mention that I had asked a nvidia developer about this and he said it was due to the overhead of many xlib calls. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/1 On 2017-04-27T18:36:03+00:00 apemax wrote: I can also confirm this issue, gnome-shell hits around 80% CPU usage on one core when running glxgears, It also causes stuttering in all games I have tried as well. Reverting the patch mentioned by Hussam brings the CPU usage back down to normal levels. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/2 On 2017-04-27T18:44:19+00:00 Alec wrote: I have also encountered this issue on the Nvidia proprietary driver. Reverting the patch fixes the problem. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/3 On 2017-04-27T22:18:42+00:00 DeadMetaler wrote: I make a screenshot of cpu usage before and after applying Call-coglxlibrenderersetthreadedswapwaitenabled.patch http://storage4.static.itmages.ru/i/17/0411/h_1491948046_9928347_1598f98b62.png I also noticed that this patch have improved responsiveness when moving windows. But now, the animations of the Gnome Shell to lag even more. Now without the load on the CPU, the decrease in FPS became visible. This is all tested on a proprietary Nvidia + 650GTX. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/4 On 2017-04-28T17:39:11+00:00 Alec wrote: (In reply to Maxim from comment #4) > I make a screenshot of cpu usage before and after applying > Call-coglxlibrenderersetthreadedswapwaitenabled.patch > http://storage4.static.itmages.ru/i/17/0411/h_1491948046_9928347_1598f98b62. > png > > > I also noticed that this patch have improved responsiveness when moving > windows. But now, the animations of the Gnome Shell to lag even more. Now > without the load on the CPU, the decrease in FPS became visible. This is all > tested on a proprietary Nvidia + 650GTX. I have also noticed this behaviour Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/5 On 2017-04-29T18:44:20+00:00 Promolecule wrote: I am seriously wondering why no devs have noticed this yet. This bug seems to affect literally everyone who uses an NVIDIA gpu. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/6 On 2017-05-03T01:51:44+00:00 Fau-l wrote: I've been experiencing sluggish animations in gnome-shell after updating to v3.24.1 on ArchLinux on my laptop with dedicated Nvidia GPU (NVS 5100M); no integrated GPU is present. The previous Gnome version did not show this behaviour. I reverted the commit: https://git.gnome.org/browse/mutter/commit?id=383ba566bd7c2a76d0856015a66e47caedef06b6 as mentioned by somebody on the Arch Forums and this fixed the issue for me. Reply at: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/comments/7 On 2017-05-03T02:06:35+00:00 Fau-l wrote: (In reply to Frank from comment #7) > I've been experiencing sluggish animations in gnome-shell after updating to > v3.24.1 on ArchLinux on my laptop with dedicated Nvidia GPU (NVS 5100M); no > integrated GPU is present. > > The previous Gnome version did not show this behaviour. > > I reverted the commit: > https://git.gnome.org/browse/mutter/ >
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
** Bug watch added: bugzilla.gnome.org/ #781835 https://bugzilla.gnome.org/show_bug.cgi?id=781835 ** Changed in: mutter Importance: Medium => Unknown ** Changed in: mutter Status: Confirmed => Unknown ** Changed in: mutter Remote watch: GNOME Bug Tracker #781835 => bugzilla.gnome.org/ #781835 ** Changed in: mutter (Ubuntu) Assignee: (unassigned) => Daniel van Vugt (vanvugt) ** Changed in: mutter (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
Thank you for reporting this bug to Ubuntu. Ubuntu 17.10 (artful) reached end-of-life on July 19, 2018. See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: mutter (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
See also bug 1764137. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
Alexandre, This is an upstream problem really. Since we're unlikely to do anything in Ubuntu without agreeing on an upstream fix first, then please look/comment upstream first: https://bugzilla.gnome.org/show_bug.cgi?id=781835 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
This one makes my brand new ThinkPad P51 ridiculously slow. Just sayin' :) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
** Changed in: mutter Status: Unknown => Confirmed ** Changed in: mutter Importance: Unknown => Medium -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
** Bug watch added: GNOME Bug Tracker #781835 https://bugzilla.gnome.org/show_bug.cgi?id=781835 ** Also affects: mutter via https://bugzilla.gnome.org/show_bug.cgi?id=781835 Importance: Unknown Status: Unknown ** Tags added: gnome-17.10 performance -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
** Tags added: artful -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
[Bug 1716434] Re: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: mutter (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1716434 Title: Please revert "Call cogl_xlib_renderer_set_threaded_swap_wait_enabled()" to avoid high cpu usage when constantly rendering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1716434/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
