Aditya Srivastava submitted a new resource:
SAR - Linux Utility for System Monitoring - SAR - Very useful System Monitoring Utility
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SAR - Linux Utility for System Monitoring - SAR - Very useful System Monitoring Utility
Using sar you can monitor performance of various Linux subsystems (CPU, Memory, I/O..) in real time.
Using sar, you can also collect all performance data on an on-going basis, store them, and do historical analysis to identify bottlenecks.
Sar is part of the sysstat package.
Below are the Linux performance statistics using sar. (along with argument)
- Collective CPU usage --> sar -u
- Individual CPU statistics --> sar -u -P ALL
- Memory used and available --> sar -r
- Swap...
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