[Bug 1010855] Re: watchdog/0 100% cpu usage
Note the "watchdog/0" thread you see is not the system monitoring daemon. Rather it has a similar task for kernel scheduling: http://linux-tips.org/t/what-is-kernel-soft-lockup/78 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
Upgrading my system to kernel 3.8.0-31.46~precise1 (via the linux-image- generic-lts-raring package) solved the issue with poor performance for me. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
On my dual 8-core HT Dell R720 (32 virtual cores), watchdogs consume lots of CPU, pushing load up over 80 regularly. Could be related to https://bugzilla.kernel.org/show_bug.cgi?id=42981 ** Bug watch added: Linux Kernel Bug Tracker #42981 http://bugzilla.kernel.org/show_bug.cgi?id=42981 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
I'm on 13.04 in a Thinkpad T61. As of ~Sep 27 (I updated) the cursor become jumpy, seems watchdog is to be blamed: top - 10:50:36 up 14:05, 3 users, load average: 1.10, 1.41, 1.44 Tasks: 224 total, 2 running, 221 sleeping, 1 stopped, 0 zombie %Cpu(s): 4.8 us, 18.5 sy, 0.3 ni, 75.1 id, 0.0 wa, 0.0 hi, 1.3 si, 0.0 st KiB Mem: 2008832 total, 1887936 used, 120896 free, 152048 buffers KiB Swap: 2053116 total,45204 used, 2007912 free, 608248 cached PID USER PR NI VIRT RES SHR S %CPU %MEMTIME+ COMMAND 12 root rt 0 000 S 59.2 0.0 59:27.37 watchdog/1 = 3854 root 20 0 000 R 9.6 0.0 1:05.65 kworker/1:1 2033 jlanus20 0 1439m 68m 21m S 4.0 3.5 5:32.94 compiz 1130 root 20 0 315m 37m 19m S 2.3 1.9 3:16.05 Xorg 2051 jlanus20 0 556m 12m 9312 S 1.3 0.7 3:00.65 indicator-multi 2297 jlanus20 0 609m 23m 12m S 1.3 1.2 3:10.58 unity-panel-ser 2299 jlanus20 0 545m 6484 3540 S 1.0 0.3 1:54.10 hud-service 1082 mongodb 20 0 341m 32m 3144 S 0.7 1.7 1:03.78 mongod 1278 root 35 15 22008 8216 968 S 0.7 0.4 0:20.58 preload -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
same here with 3.2.0-34-generic-pae dual core AMD, on Ubuntu 12.04, both cores are at 100% for about a minute -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: watchdog (Ubuntu) Status: New = Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
I have it since this week that watchdog/0 (seen in htop) eats my cpu. Working with my laptop is not really possible. Last week it was working fine. ** Attachment added: system monitor https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+attachment/3187573/+files/watchdog.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
** Attachment added: incomplete dmesg . it takes many minutes to print it . https://bugs.launchpad.net/bugs/1010855/+attachment/3182146/+files/dmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1010855] Re: watchdog/0 100% cpu usage
** Package changed: ubuntu = watchdog (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1010855 Title: watchdog/0 100% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1010855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
