Linux Performance Analysis in 60,000 Milliseconds

Netflix shares the process they use to quickly assess performance issues on a Linux machine. ¬†With these commands you can get a good idea of what’s going on within about 60 seconds:

dmesg | tail
vmstat 1
mpstat -P ALL 1
pidstat 1
iostat -xz 1
free -m
sar -n DEV 1
sar -n TCP,ETCP 1

Read the rest of the article for details and explanations.

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