Linux System Performance

linux-sys-perf.md

Find the processes consuming the most memory

1. Compute memory usage and sort

ps aux  | awk '{print $6/1024 " MB\t\t" $11}'  | sort -nr | head -10

ps -eo pmem,pcpu,vsize,pid,cmd | sort -k 1 -nr | head -10

2. Use top

From inside top you can try the following:

1. Press SHIFT+f
2. Press the Letter corresponding to %MEM
3. Press ENTER

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