JAVA consumes maximum CPU in on-prem OCCM

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Views:: 222

Visibility:: Public

Votes:: 0

Category:: cloud-manager

Specialty:: bluexp

Last Updated:

Applies to

OnCommandCloudManager (OCCM)

Issue

JAVA consumes over 100% CPU resource that can lead to Server Communication Error

JAVA consumes maximum CPU in on-prem OCCM

From OCCM CLI the issue can be confirmed with top command:

top - 10:27:29 up 3 days, 15:46,  1 user,  load average: 6.27, 4.84, 3.98
Tasks: 193 total,   1 running, 192 sleeping,   0 stopped,   0 zombie
%Cpu(s): 44.8 us, 12.1 sy,  0.0 ni, 43.1 id,  0.0 wa,  0.0 hi,  0.0 si,  0.0 st
KiB Mem :  8009036 total,  3930856 free,  2616308 used,  1461872 buff/cache
KiB Swap:  4063228 total,  4063228 free,        0 used.  5134924 avail Mem

  PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND
13028 root      20   0 5949636   2.1g  31288 S 226.7 27.0  22:31.61 java
    1 root      20   0  193692   6720   4176 S   0.0  0.1   0:03.02 systemd
    2 root      20   0       0      0      0 S   0.0  0.0   0:00.03 kthreadd
    4 root       0 -20       0      0      0 S   0.0  0.0   0:00.00 kworker/0:0H
    6 root      20   0       0      0      0 S   0.0  0.0   0:00.67 ksoftirqd/0
    7 root      rt   0       0      0      0 S   0.0  0.0   0:00.03 migration/0