Understanding memory usage helps you right-size your Breeze and troubleshoot performance issues.
Quick Overview
free -hKey values:
- total — total physical RAM
- used — actively used memory
- available — memory available for new applications (includes cache)
Detailed Process View
topPress M to sort by memory usage. Press q to quit.
Process Memory Usage
ps aux --sort=-%mem | head -20Understanding Linux Memory
Linux uses available RAM for disk caching. High "used" memory doesn't necessarily mean you're running out. Check the "available" column for the real picture.