https://bugs.kde.org/show_bug.cgi?id=376893
--- Comment #6 from Mauro Carvalho Chehab <mchehab+...@kernel.org> --- (In reply to Mauro Carvalho Chehab from comment #5) > (In reply to yulinux from comment #4) > > I just freshly installed the new Fedora 26 and compiled kaffeine from git. > > In my case there is no difference between git and the last version, but it > > is pretty smooth most of the time now. This has nothing to do with changes > > of kaffeine, though. > > > > The problem was the VDPAU package, that should actually accelerate the video > > processing. Because after installing the package mesa-vdpau-drivers and > > enable it via "$ export VDPAU_DRIVER=r600" (known bug in fedora, see e.g. > > [1]), it starts stuttering. After removing the package it works okay again. > > Although all 4 cores are at ~100%. > > Maybe also other changes of the new system are relevant. I did some tests here with Intel driver. Using va-gl driver, on an H.264 HD channel, it is using ~100% cpu total: top - 14:15:20 up 22 min, 4 users, load average: 1,13, 0,82, 0,54 Tasks: 221 total, 1 running, 220 sleeping, 0 stopped, 0 zombie %Cpu0 : 26,5 us, 0,7 sy, 0,0 ni, 71,2 id, 1,0 wa, 0,0 hi, 0,7 si, 0,0 st %Cpu1 : 25,9 us, 1,0 sy, 0,0 ni, 70,8 id, 1,3 wa, 0,0 hi, 1,0 si, 0,0 st %Cpu2 : 28,8 us, 0,7 sy, 0,0 ni, 68,6 id, 1,3 wa, 0,0 hi, 0,7 si, 0,0 st %Cpu3 : 21,5 us, 0,0 sy, 0,0 ni, 77,4 id, 0,3 wa, 0,0 hi, 0,7 si, 0,0 st KiB Mem : 16313332 total, 12070956 free, 925672 used, 3316704 buff/cache KiB Swap: 31731708 total, 31731708 free, 0 used. 14800628 avail Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 7689 mchehab 20 0 3514688 300020 96892 S 104,0 1,8 0:13.23 kaffeine If I force, instead, to not use vdpau, by passing an invalid driver name to VDPAU_DRIVER, e. g.: export VDPAU_DRIVER=none Top shows a CPU load of ~85% and a lower load average: top - 14:16:17 up 23 min, 4 users, load average: 1,09, 0,88, 0,58 Tasks: 222 total, 1 running, 221 sleeping, 0 stopped, 0 zombie %Cpu0 : 20,9 us, 0,3 sy, 0,0 ni, 78,7 id, 0,0 wa, 0,0 hi, 0,0 si, 0,0 st %Cpu1 : 30,7 us, 1,3 sy, 0,0 ni, 67,6 id, 0,0 wa, 0,0 hi, 0,3 si, 0,0 st %Cpu2 : 19,8 us, 0,3 sy, 0,0 ni, 79,2 id, 0,0 wa, 0,0 hi, 0,7 si, 0,0 st %Cpu3 : 19,3 us, 0,0 sy, 0,0 ni, 80,7 id, 0,0 wa, 0,0 hi, 0,0 si, 0,0 st KiB Mem : 16313332 total, 12170628 free, 891132 used, 3251572 buff/cache KiB Swap: 31731708 total, 31731708 free, 0 used. 14900388 avail Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 7716 mchehab 20 0 3330868 264148 95664 S 88,0 1,6 0:09.00 kaffeine -- You are receiving this mail because: You are watching all bug changes.