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Linux Performance Analysis in 60s
source link: https://fann.im/blog/2018/05/15/linux-performance-analysis-in-60s/
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Linux Performance Analysis in 60s
May 15, 2018
uptime/w --------------------> load average
dmesg | tail ----------------> kernel errors
vmstat 1 --------------------> overall stats every second
mpstat -P ALL 1 -------------> CPU balance
pidstat 1 -------------------> process usage, every second
iostat -xz 1 ----------------> disk I/O
free -m ---------------------> memory usage
sar -n DEV 1 ----------------> network I/O
sar -n TCP,ETCP 1 -----------> TCP stats
top -------------------------> check overview
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