command: sar
purpose: Collects, reports, or saves system activity information.
1. To report system unit activity, enter:
#sar
2. To report current tty activity for each 2 seconds for the next 40
seconds,
#sar -y -r 2 20
3. To watch system unit for 10 minutes and sort data, enter:
#sar -o temp 60 10
4. To report processor activity for the first two processors, enter:
#sar -u -P 0,1
5. To report message, semaphore, and processor activity for all processors
and system-wide
#sar -mu -P ALL
6. To report all activities with multiple sets of headers for every 2
seconds
for the next 40 seconds
#sar -MA 2 20
7. To report system call, kernel process, and paging activities with
separate
headers for each of the three lines of data at each iteration for every
2
seconds for the next 40 seconds,
#sar -Mckr 2 20
file: /usr/sbin/sar/ contains the sar command
/bin/sar/ Indicates the symbolic link to the sar command
for more info: #man sar
regards,
dhanasekar
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