HP-UX Reference (11i v3 07/02) - 1M System Administration Commands N-Z (vol 4)

sar(1M) sar(1M)

canch/s Input characters per second processed by

canon().

outch/s Output characters per second.

rcvin/s Receive incoming character interrupts per second.

xmtin/s Transmit outgoing character interrupts per second.

mdmin/s Modem interrupt rate (not supported; always 0).

EXAMPLES

Watch CPU activity evolve for 5 seconds:

sar 1 5

Watch CPU activity evolve for 10 minutes and save data:

sar -o temp 60 10

Review disk and tape activity from that period later:

sar -d -f temp

Review cpu utilization on a multi-processor system later:

sar -u -M -f temp

Watch lunpath activity evolve for 5 seconds:

sar -L 1 5

Watch tape activity evolve for 5 seconds:

sar -t 1 5

Watch HBAs activity evolve for 5 seconds:

sar -H 1 5

Watch disk reads and writes per second for 5 seconds:

sar -R -d 1 5

WARNINGS

Users of sar must not rely on the exact ﬁeld widths and spacing of its output, as these will vary depend-

ing on the system, the release of HP-UX, and the data to be displayed.

The output of sar is unpredictable if a corrupted or wrong data ﬁle is given as argument with the

-f

option.

FILES

/var/adm/sa/sadd daily data ﬁle, where dd is two digits representing the day of the month.