linux_og_unix:sysstat
Sysstat
- mpstat (Global Average Activities by All CPUs.)
- -P ALL : (Indicate Processor Number)
- -I : print total number of interrupt statistics about per processor.)
- -A = -u -I ALL -p ALL) : display all information)
- pidstat (Process and Kernel Threads Statistics)
- -p : non-active tasks
- -t : display statistics of selected process
- -rh : memory utilization of processes which are frequently varying their utilization
- -R : realtime priority and scheduling information
- sar (System Activity Reporter)
- -F statistics about the mounted file systems
- -q run queue length, total number of processes and load average
- -n DEV network statistics
- -d block device statistics
- -r memory statistics
- safd -d (Extract sar data) f.eks. /var/log/sa/sa20140903 – -n DEV | grep -v lo
linux_og_unix/sysstat.txt · Last modified: 2023/10/21 19:19 by 127.0.0.1