Cgroup Warning Message 50016

Solution Unverified - Updated -

Issue

Many errors are seen in messages file

May 5 03:27:12 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: cannot write tid 17346 to /cgroup/cpuacct/pghol//tasks:No such process
May 5 03:27:12 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: cannot write tid 17350 to /cgroup/cpu/pghol//tasks:No such process
May 5 03:27:12 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: cannot write tid 17352 to /cgroup/cpu/pghol//tasks:No such process
May 5 03:27:12 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:12 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: cannot write tid 17383 to /cgroup/cpu/pghol//tasks:No such process
May 5 03:27:15 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: cannot write tid 17389 to /cgroup/cpu/pghol//tasks:No such process
May 5 03:27:15 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: cannot write tid 17391 to /cgroup/cpu/pghol//tasks:No such process
May 5 03:27:15 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: failed to apply the rule. Error was: 50016
May 5 03:27:15 server1 CGRE[21174]: Warning: cannot write tid 17398 to /cgroup/cpu/pghol//tasks:No such process
May 5 03:27:15 server1 CGRE[21174]: Warning: cgroup_attach_task_pid failed: 50016
May 5 03:28:07 server1 CGRE[21174]: Warning: invalid file format of /proc/17582/status

Environment

  • Red Hat Enterprise Linux 6.4
  • libcgroup-0.37-7.1.el6_4.x86_64

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