Rwserver Utilizing More CPU Resource (Doc ID 2917942.1)

Last updated on OCTOBER 09, 2023

Applies to:

Symptoms

This is a new installation of Forms/Reports 12C. Services has been started.
Looking to top command, it shows high CPU consumption by rwserver process.

Using: /usr/bin/top -d 1 -n 2 b
top - 09:11:47 up 55 min, 2 users, load average: 17.28, 17.86, 16.73
Tasks: 232 total, 7 running, 225 sleeping, 0 stopped, 0 zombie
%Cpu(s): 95.1 us, 4.9 sy, 0.0 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
MiB Mem : 31819.5 total, 23686.5 free, 5723.6 used, 2409.4 buff/cache
MiB Swap: 25600.0 total, 25600.0 free, 0.0 used. 25630.7 avail Mem

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
<PID> oracle 20 0 3231752 290960 67476 R 89.5 0.9 0:06.21 rwserver
<PID> oracle 20 0 2858392 244008 66716 R 89.5 0.7 0:02.69 rwserver
<PID> oracle 20 0 3235768 344152 67108 R 68.4 1.1 0:07.78 rwserver
<PID> oracle 20 0 2766624 76800 44168 R 42.1 0.2 0:00.17 rwserver
<PID> oracle 20 0 3319360 401840 67776 R 36.8 1.2 0:13.50 rwserver
<PID> oracle 20 0 3248800 379420 67540 R 21.1 1.2 0:10.76 rwserver
<PID> oracle 20 0 62512 4448 3632 R 5.3 0.0 0:00.01 top
<PID> root 20 0 175176 13492 8828 S 0.0 0.0 0:01.35 systemd
<PID> root 20 0 0 0 0 S 0.0 0.0 0:00.00 kthreadd
<PID> root 0 -20 0 0 0 I 0.0 0.0 0:00.00 rcu_gp
<PID> root 0 -20 0 0 0 I 0.0 0.0 0:00.00 rcu_par+

Changes

 This is new install.

Cause

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