SAR is a system activity collector and reporting tool on a linux system. Very handy for sysadmins to debug resource usage etc. and diagnose based on that. Comes as a part of sysstat package on Opensuse system. To enable sar reports on opensuse follow these steps,
1. Login as root
2. If sysstat is not installed, install it as,
zypper install sysstat
3. Sysstat packages comes with the default cron entries which are in /etc/sysstat/sysstat.cron file. These may not be enabled by default. To enable this cron do the folowing,
ln -s /etc/sysstat/sysstat.cron /etc/cron.d/
4. Restart cron daemon
rccron restart
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