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2
3
Heading
procs
memory
page
disk
faults
cpu
4
Alcatel 5620 Service Aware Manager, Release 2.1 R2
May 2005
95-5887-01-00-B
To collect data, type:
vmstat s ↵
where s is the time, in seconds, over which you want to collect data. Alcatel recommends that you
start with 2 s.
Review the vmstat output. The following is a sample of vmstat data. See Table 7-3
for a description of the vmstat report.
#vmstat 2
procs
memory
r b w
swap
free
re mf pi po fr de sr s1 s3 - - in sy cs us sy id
0 0 0
45148 16628 0
0 0 0 527060 20548 0
0 0 0 527060 20548 0
Table 7-3 vmstat report description
Description
Number of processes in each
of the processor states
Virtual and real memory usage
Page faults and paging
activities in units per second
Number of disk operations per
second
Trap or interrupt rates per
second
Breakdown of percentage
usage of CPU time. On
multiple processor systems,
this is an average for all
processors.
Review the results.
7 — Troubleshooting Solaris and Windows platforms
page
disk
6
3
1
3
0
1
0
7
0
0
0
0
0
0
0
0
0
0
0
0
0
Subheading
r - in run queue
b - blocked for resources (I/O, paging)
w - runnable but swapped
swap - amount of swap space currently available
(kbytes)
free - size of free space available (kbytes)
re - page reclaim
mf - minor fault
pi - kb paged in
po - kb paged out
fr - kb freed
de - anticipated short-term memory shortfall (kbytes)
sr - pages scanned by clock algorithms
There are slots for up to four disks, labeled with a
single letter and number. The letter indicates the
types of disk: s = SCSI, i = IP; the number is the
logical unit number.
in - (non-clock) device interrupts
sy - system calls
cs - CPU context switches
us - user time
sy - system time
id - idle time
faults
1
0 0 89 473 192 1 1 98
0
0 0 73 280 143 0 0 99
0
0 0 18 319 143 0 0100
cpu
7-7
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Troubleshooting
