Linux SAR - System Activity Report:
Monitoring how host is performing using sar command is best way check in case of any performance issue
It help give all report regarding.
1) RAM Usage
sar -r 5
2) Swap Usage
sar -S 5
3) Swap in swap out
sar -W 5
4) Buffer activity
sar -b 5
5) Load queue
sar -q 5
6) Load by CPU
sar -u 5
6) Network Traffic
sar -n DEV 5
DEV for eth0 and bond0
other option TCP - Traffic
Monitoring how host is performing using sar command is best way check in case of any performance issue
It help give all report regarding.
- RAM
- Swap
- Buffer/Cache
- Run Queue
- CPU
- Network
1) RAM Usage
sar -r 5
2) Swap Usage
sar -S 5
3) Swap in swap out
sar -W 5
4) Buffer activity
sar -b 5
5) Load queue
sar -q 5
6) Load by CPU
sar -u 5
6) Network Traffic
sar -n DEV 5
DEV for eth0 and bond0
other option TCP - Traffic
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