Comman Linux Manual

hostname
dmidecode -t system
df -h
cat /proc/cpuinfo
top -b -n 1 | grep "Cpu(s)"
top -b -n 1 | grep "Mem"
top -b -n 1 | grep "Swap"
dmidecode -t system | grep 'Serial Number'
cat /var/log/messages | grep error
ifconfig
uptime
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