Section: Linux User's Manual (8)Updated: SEPTEMBER 2010Local indexUp
sa1 - Collect and store binary data in the system activity daily data file.
/usr/lib/sysstat/sa1 [ --boot |intervalcount]
command is a shell procedure variant of the
command and handles all of the flags and parameters of that command. The
command collects and stores binary data in the
file, where the dd parameter indicates the current day. The
parameters specify that the record should be written
seconds. If no arguments are given to
then a single record is written.
command is designed to be started automatically by the cron command.
This option tells
command should be called without specifying the
parameters in order to insert a dummy record, marking the time when the counters
restarts from 0.
To create a daily record of
activities, place the following entry in your root or adm crontab file:
0 8-18 * * 1-5 /usr/lib/sysstat/sa1 1200 3 &
The Debian sysstat package has already placed such an entry in your system crontab.
Please refer to the
file for details.
Indicate the daily data file, where the
parameter is a number representing the day of the month.