Hi ,
Our Production SAP PO system is having high CPU utilization around 95% since we restarted after LINUX upgrade on June 18th.
Jstrart process seems to be consuminig all the CPU, It is running on LINUX and oracle Database.
top - 07:34:16 up 19 days, 17:13, 2 users, load average: 8.74, 9.29, 9.44
Tasks: 238 total, 2 running, 235 sleeping, 0 stopped, 1 zombie
Cpu(s): 62.4%us, 32.6%sy, 0.1%ni, 4.4%id, 0.0%wa, 0.0%hi, 0.4%si, 0.0%st
Mem: 30815484k total, 27975756k used, 2839728k free, 665144k buffers
Swap: 32153588k total, 0k used, 32153588k free, 3903692k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
32409 p70adm 20 0 10.8g 7.9g 87m S 143.7 26.7 38657:38 jstart
32410 p70adm 20 0 10.8g 7.8g 84m S 143.7 26.5 40588:15 jstart
6823 root 20 0 2090m 43m 13m S 1.6 0.1 41:46.53 klzagent
12401 root 22 2 830m 718m 884 R 1.3 2.4 0:33.26 find
31483 daaadm 20 0 2432m 475m 13m S 0.7 1.6 1034:47 jstart
5999 p70adm 20 0 1172m 50m 11m S 0.3 0.2 23:57.65 sapstartsrv
25290 p70adm 20 0 27624 1444 1024 R 0.3 0.0 0:00.04 top
1 root 20 0 23508 1608 1272 S 0.0 0.0 4:24.58 init
2 root 20 0 0 0 0 S 0.0 0.0 0:15.22 kthreadd
3 root RT 0 0 0 0 S 0.0 0.0 0:22.49 migration/0