Read all sar collected files

• for SA_FILE in $(ls -1 /var/log/sysstat/sa??); do sar -f $SA_FILE; done

CPU, print lines where %idle was under 10%:

for SA_FILE in $(ls -1 /var/log/sysstat/sa??); do sar -f $SA_FILE | awk '$NF<10 {print}'; done

Memory, kbavail:

for SA_FILE in $(ls -1 /var/log/sysstat/sa??); do sar -r -f $SA_FILE | awk '$3<1000 {print}'; done

00:00:01        CPU     %user     %nice   %system   %iowait    %steal     %idle

• Performance
• sar -n ALL
• nice
• Memory: sar -r
• journalctl -r grep oom

See also

• sar, installation, sar -A, sar -F, sar -d, sar -I ALL, sar -n NFS, sar -r, sar -S, sar -W, sar -n ALL, Installing sysstat using Ansible, /etc/sysstat/sysstat, /etc/cron.d/sysstat, sar --help, Sysstat changelog, /var/log/sysstat/, cpu time steal, sargraph, isag, Telegraf