In Unix we generally use “top” and “vmstat” commands to determine the utilisation of CPU.
The top comand usually refreshes after every 5 secs or which can be altered .
The output of top command can be similar to below
load averages: 0.71, 0.70, 0.71;                   up 2+14:47:19  11:50:45
189 processes: 188 sleeping, 1 on cpu
CPU states: 82.5% idle, 9.1% […]
Last week on wednesday  we had experienced the following error in our instance 2 of the 2 node RAC setup in the alert log.
Wed Feb 14 23:34:30 2007
Errors in file /oracle/app/oracle/admin/SSKIDB/bdump/sskidb2_lms1_6811.trc:
ORA-00600: internal error code, arguments: [kjbrasr:pkey], [122722], [], [], [], [], [], []
Wed Feb 14 23:34:31 2007
Errors in file /oracle/app/oracle/admin/SSKIDB/bdump/sskidb2_lms1_6811.trc:
ORA-00600: internal error code, arguments: [kjbrasr:pkey], [122722], […]