HP-UX Reference (11i v2 04/09) - 1 User Commands N-Z (vol 2)

v
vmstat(1) vmstat(1)
page Information about page faults and paging activity. These are averaged each five
seconds, and given in units per second.
re Page reclaims (without
-S)
at Address translation faults (without -S)
si Processes swapped in (with
-S)
so Processes swapped out (with
-S)
pi Pages paged in
po Pages paged out
fr Pages freed per second
de Anticipated short term memory shortfall
sr Pages scanned by clock algorithm, per second
faults Trap/interrupt rate averages per second over last 5 seconds.
in Device interrupts per second (nonclock)
sy System calls per second
cs CPU context switch rate (switches/sec)
cpu Breakdown of percentage usage of CPU time for the active processors
us User time for normal and low priority processes
sy System time
id CPU idle
EXAMPLES
The following examples show the output for various command options. For formatting purposes, some
leading blanks have been deleted.
1. Display the default output.
vmstat
procs memory page
faults cpu
r b w avm free re at pi po fr de sr
in sy cs us sy id
0 0 0 1158 511 0 0 0 0 0 0 0
111 18 7 0 0 100
2. Add the disk tranfer information to the default output.
vmstat -d
procs memory page
faults cpu
r b w avm free re at pi po fr de sr
in sy cs us sy id
0 0 0 1158 511 0 0 0 0 0 0 0
111 18 7 0 0 100
Disk Transfers
device xfer/sec
c0t6d0 0
c0t1d0 0
c0t3d0 0
c0t5d0 0
3. Display the default output in 80-column format.
vmstat -n
VM
memory page faults
HP-UX 11i Version 2: September 2004 − 2 − Hewlett-Packard Company Section 1−−1001