load

• Load Testing with Siege
• Apache JMeter – Tool for load/performance testing.
• iostat
• sysdig
• Server Load

Load Testing

• https://k6.io
• https://loader.io

Here are some commands used to investigate server load/performance issue.

uptime
free -m
top
atop
htop

Checking logs

dmesg | tail

iostat

vmstat 1

sar

sar

iostat

iostat
iostat -xz 1

pidstat/mpstat

pidstat 1
mpstat -P ALL 1