lk/system/monitoring.md

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---
title: "Monitoring"
tags: [ "Documentation", "System", "CPU", "Memory" ]
---
Print the average CPU load over 1 minute, 5 minutes, and 15 minutes:
```bash
watch -d cat /proc/loadavg
stress="$(cat /proc/loadavg | awk '{print "Usage:" $2"%"}')"
```
Show memory usage in Gibitytes.
```bash
free -g
```
Show low and high gigibtye usage on a *l*ine, and repeat the measurement every 5 seconds:
```bash
REP=5
free --lohi -g -s $REP | lolcat
```