Chapter 9 Solaris 10 Predictive Self-Healing and Solaris Diagnostics 9-15
9.5.7 prstat Command
The prstat utility iteratively examines all active processes on the system and
reports statistics based on the selected output mode and sort order. The prstat
command provides output similar to the ps command.
9.5.7.1 Options
TABLE 9-8 describes options for the prstat command and how those options can
help troubleshoot the Sun Ultra 45 or Ultra 25 workstation.
The following example shows output for the prstat command.
TABLE 9-8 Options for prstat
Option Description How It Can Help
No option Displays a sorted list of the top
processes that are consuming
the most CPU resources. List is
limited to the height of the
terminal window and the total
number of processes. Output is
automatically updated every
five seconds. Ctrl-C aborts.
Output identifies process ID, user ID, memory used, state,
CPU consumption, and command name.
-n number Limits output to number of
lines.
Limits amount of data displayed and identifies primary
resource consumers.
-s key Permits sorting list by key
parameter.
Useful keys are cpu (default), time, and size.
-v
Verbose mode. Displays additional parameters.
# prstat -n 5 -s size
PID USERNAME SIZE RSS STATE PRI NICE TIME CPU PROCESS/NLWP
100524 mm39236 28M 21M sleep 48 0 0:00.26 0.3% maker6X.exe/1
100317 root 28M 69M sleep 59 0 0:00.26 0.7% Xsun/1
100460 mm39236 11M 8760K sleep 59 0 0:00.03 0.0% dtwm/8
100453 mm39236 8664K 4928K sleep 48 0 0:00.00 0.0% dtsession/4
100591 mm39236 7616K 5448K sleep 49 0 0:00.02 0.1% dtterm/1
Total: 65 processes, 159 lwps, load averages: 0.03, 0.02, 0.04
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