In order to gather performance data with sar over a longer period of time, which command should be run periodically from cron?
In order to gather performance data with sar over a longer period of time, which command should be run periodically from cron?
To gather performance data over a longer period of time with sar, the command 'sa1' should be run periodically from cron. 'sa1' collects and stores binary data in the system activity daily data file, making it the appropriate command for this purpose.
A - Correct. See "man sa1" output below: SA1(8) Linux User's Manual SA1(8) NAME sa1 - Collect and store binary data in the system activity daily data file. SYNOPSIS /usr/lib64/sa/sa1 [ --boot | interval count ]
A - 100%
I cant understand ... sa1 is not a command
I cant understand ... sa1 is not a command
Not all commands are in $PATH
Install sysstat.