Diagnostics

What hardware do I have

System

hwinfo

Memory dimms, BIOS version and more you find out with:

dmidecode

CPU

hwinfo --cpu

if not available:

cat /proc/cpuinfo

network

hwinfo --netcard

What does the hardware do

System

• xosview
• vmstat
• FAM - which files are accessed right now?
• lsof - which files are open right now?

Kernel

• systap

Application

• strace

CPU

• top

Memory

• memory Management

disks

• iostat

network

• iptraf