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#10 Sysstat Part 2: mpstat & sar

In the second part of our introduction to the Sysstat utilities, we'll look at Mpstat and Sar.

Mpstat is a great little utility to view information about our CPU or CPUs/Cores.

Sar is an extremely versatile utilities that, when paired with the sadc daemon, provides extensive system logging and realtime monitoring.

Uploaded on Nov 06, 2009 | 7:44 | Tags: Load Testing mpstat sar sysstat

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# mpstat
# monitor all CPUs/Cores printing each second 10 times
$ mpstat -P ALL 1 10

# sar
# be sure to enable sadc
$ sudo nano /etc/default/sysstat
ENABLED="true"
$ sudo /etc/init.d/sysstat start

# process/cpu information
$ sar -q

# network interface information
$ sar -n DEV

# kernel paging
$ sar -B

# read from specific log
$ sar -f /var/log/sysstat/sa04

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