Bug#1060672: kodi: High CPU usage even when idle
Hello Vasyl,
here is some information and a stack trace of the kodi thread that keep
consuming CPU.
>From what I understand, the problem is in the renderer code, but I am calling
kodi in standalone, so I think the renderer should not used at all.
top output (with thread view):
-----------------------------------------------------------------------
top - 08:23:42 up 12 days, 17:25, 1 user, load average: 0,17, 0,34, 0,54
Threads: 507 total, 1 running, 506 sleeping, 0 stopped, 0 zombie
%Cpu(s): 3,9 us, 0,6 sy, 0,0 ni, 94,0 id, 0,5 wa, 0,0 hi, 0,0 si, 0,0 st
MiB Mem : 32005,4 total, 3096,0 free, 5365,6 used, 26530,5 buff/cache
MiB Swap: 1904,0 total, 681,9 free, 1222,1 used. 26639,7 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
3517230 giuseppe 20 0 2901040 108596 43788 S 11,6 0,3 9,02 kodi.bin
3517231 giuseppe 21 1 2901040 108596 43788 S 0,0 0,3 0:00.00 Announce
3517236 giuseppe 21 1 2901040 108596 43788 S 0,0 0,3 0:37.17 Lirc
3517279 giuseppe 21 1 2901040 108596 43788 S 0,0 0,3 0:49.54 libinput
3517280 giuseppe 39 19 2901040 108596 43788 S 0,0 0,3 0:00.00 kodi.bi:disk$0
3517281 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:16.58 kodi.bin:gdrv0
3517282 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:02.67 ActiveAE
3517283 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:01.61 AESink
3517284 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:00.00 FDEventMonitor
3517301 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:45.26 DetectDVDMedia
3517302 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:22.80 kodi.bin
3517303 giuseppe 21 1 2901040 108596 43788 S 0,0 0,3 1:35.60 PeripBusUSBUdev
3517304 giuseppe 21 1 2901040 108596 43788 S 0,3 0,3 15:36.00 PeripBusCEC
3517305 giuseppe 21 1 2901040 108596 43788 S 0,0 0,3 0:02.54 PeripBusAddon
3517306 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 14:05.19 PeripEventScan
3517307 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:00.87 kodi.bin
3517308 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:46.74 kodi.bin
3517309 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:03.63 kodi.bin
3517310 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:02.75 kodi.bin
3517311 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:06.63 kodi.bin
3517312 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:02.63 kodi.bin
3517313 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:04.14 kodi.bin
3517314 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:00.78 kodi.bin
3517318 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:11.37 EventServer
3517319 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:10.68 TCPServer
3517320 giuseppe 21 1 2901040 108596 43788 S 0,0 0,3 0:03.45 kodi.bin
3517331 giuseppe 20 0 2901040 108596 43788 S 0,0 0,3 0:02.15 kodi.bin
3517225 giuseppe 20 0 2576 836 836 S 0,0 0,0 0:00.00 kodi
-----------------------------------------------------------------------
systemd output:
-----------------------------------------------------------------------
$ systemctl status kodi
● kodi.service - Kodi DLNA server
Loaded: loaded (/etc/systemd/system/kodi.service; enabled; preset: enabled)
Active: active (running) since Mon 2024-01-15 19:51:25 CET; 3 days ago
Main PID: 3517222 (kodi-standalone)
Tasks: 29 (limit: 38330)
Memory: 164.8M
CPU: 9h 2min 20.842s
CGroup: /system.slice/kodi.service
├─3517222 /bin/sh /usr/bin/kodi-standalone
├─3517225 /bin/sh /usr/bin/kodi --standalone
└─3517230 /usr/lib/x86_64-linux-gnu/kodi/kodi.bin --standalone
gen 15 19:51:26 mantide kodi-standalone[3517230]: JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
gen 15 19:51:26 mantide kodi-standalone[3517230]: JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
gen 16 16:32:17 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:32:18 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:32:20 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:32:23 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:32:39 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:38:59 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:39:15 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
gen 16 16:39:15 mantide kodi-standalone[3517230]: WARNING: Unhandled message: interface=org.freedesktop.DBus, path=/org/freedesktop/DBus, member=ActivatableServicesChanged
-----------------------------------------------------------------------
gdb output:
-----------------------------------------------------------------------
$ gdb /usr/lib/x86_64-linux-gnu/kodi/kodi.bin 3517230
GNU gdb (Debian 13.1-3) 13.1
[...]
Reading symbols from /usr/lib/x86_64-linux-gnu/kodi/kodi.bin...
(No debugging symbols found in /usr/lib/x86_64-linux-gnu/kodi/kodi.bin)
Attaching to program: /usr/lib/x86_64-linux-gnu/kodi/kodi.bin, process 3517230
[New LWP 3517231]
[New LWP 3517236]
[New LWP 3517279]
[New LWP 3517280]
[New LWP 3517281]
[New LWP 3517282]
[New LWP 3517283]
[New LWP 3517284]
[New LWP 3517301]
[New LWP 3517302]
[New LWP 3517303]
[New LWP 3517304]
[New LWP 3517305]
[New LWP 3517306]
[New LWP 3517307]
[New LWP 3517308]
[New LWP 3517309]
[New LWP 3517310]
[New LWP 3517311]
[New LWP 3517312]
[New LWP 3517313]
[New LWP 3517314]
[New LWP 3517318]
[New LWP 3517319]
[New LWP 3517320]
[New LWP 3517331]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007faaf58e2385 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7ffea4b47710, rem=0x7ffea4b47710) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:48
48 ../sysdeps/unix/sysv/linux/clock_nanosleep.c: File o directory non esistente.
(gdb)
(gdb) bt 50
#0 0x00007faaf58e2385 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7ffea4b47710, rem=0x7ffea4b47710) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:48
#1 0x00007faaf58e6c93 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2 0x000055685a6e36aa in KODI::WINDOWING::GBM::CWinSystemGbmGLContext::PresentRender(bool, bool) ()
#3 0x0000556859ac74c2 in CGraphicContext::Flip(bool, bool) ()
#4 0x0000556859dfe648 in CApplication::Render() ()
#5 0x0000556859dfe085 in CApplication::Run() ()
#6 0x000055685957425c in main ()
-----------------------------------------------------------------------
Bye,
Giuseppe
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