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linuxcommands

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Table of Contents

Linux Commands

Memory

dmidecode -t 17 | grep "Size:"
grep Mem /proc/meminfo
grep Swap /proc/meminfo
grep HugePages_ /proc/meminfo

Processor

grep name /proc/cpuinfo | uniq 
grep process /proc/cpuinfo | wc -l

Services

     
journalctl -u <Service_Name> -n 100 -f
systemctl list-units

SSH

sudo ssh-keygen -t ed25519 -f /root/.ssh/id_ed25519 -N ''
vi /etc/ssh/sshd_config
systemctl restart ssh / sshd

Other

CTRL+ALT+F2          : Text based logon prompt
journalctl -b -0     : Check last boot log
linuxcommands.1776680660.txt.gz · Last modified: by z0hpvk