Public bug reported: Hi Team,
I have a server running with "Linux 3.2.0-4-amd64 #1 SMP Debian 3.2.57-3+deb7u2 x86_64 GNU/Linux Some of the server suddenly became slow and when I saw with the top command I was able to see the watchdog is using huge %CPU Please see the below top command output. top - 10:52:50 up 1:06, 1 user, load average: 19.95, 19.87, 18.90 Tasks: 106 total, 19 running, 87 sleeping, 0 stopped, 0 zombie %Cpu(s): 8.9 us, 48.8 sy, 0.0 ni, 41.2 id, 0.1 wa, 0.0 hi, 1.1 si, 0.0 st KiB Mem: 8116188 total, 610952 used, 7505236 free, 25112 buffers KiB Swap: 0 total, 0 used, 0 free, 264508 cached PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 7 root rt 0 0 0 0 R *242.1* 0.0 29:07.39 *watchdog* /0 12 root rt 0 0 0 0 R *240.1* 0.0 28:30.02 *watchdog* /1 16 root rt 0 0 0 0 R 238.2 0.0 28:03.12 watchdog/2 24 root rt 0 0 0 0 R 233.1 0.0 27:05.23 watchdog/4 860 root -2 0 0 0 0 R * 90.3* 0.0 9:08.23 * power_saving/4* 3762 snort 2 -18 482m 158m 4512 R 69.8 2.0 20:49.22 snort 874 root -2 0 0 0 0 R *67.4* 0.0 6:46.99*power_saving/6 * 28 root rt 0 0 0 0 S 36.5 0.0 29:47.57 watchdog/5 728 root -2 0 0 0 0 R 34.8 0.0 8:49.47 power_saving/1 36 root rt 0 0 0 0 R 27.5 0.0 32:54.00 watchdog/7 4878 root 20 0 23184 1592 1124 R 1.5 0.0 0:00.31 top We are strugling with the issue Kindly help me on this. Thanks and Regards, Ramesh R ** Affects: watchdog (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1349411 Title: watchdog/0 consumes 232% cpu usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1349411/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs