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linuxcommands [2026/04/20 10:18] – created z0hpvklinuxcommands [2026/04/20 10:24] (current) z0hpvk
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----Linux Commands--- +=== Linux Commands ===
-CTRL+ALT+F2          : Text based logon prompt +
-journalctl -b -0     : Check last boot log+
  
 +==== Memory ====
 +<code>
 dmidecode -t 17 | grep "Size:" dmidecode -t 17 | grep "Size:"
 grep Mem /proc/meminfo grep Mem /proc/meminfo
 grep Swap /proc/meminfo grep Swap /proc/meminfo
 grep HugePages_ /proc/meminfo grep HugePages_ /proc/meminfo
 +</code>
  
 +==== Processor ====
 +<code>
 grep name /proc/cpuinfo | uniq  grep name /proc/cpuinfo | uniq 
 grep process /proc/cpuinfo | wc -l grep process /proc/cpuinfo | wc -l
-                       +</code> 
 + 
 +==== Services ==== 
 +<code>
 journalctl -u <Service_Name> -n 100 -f journalctl -u <Service_Name> -n 100 -f
 systemctl list-units systemctl list-units
 +</code>
  
 +==== SSH ====
 +<code>
 sudo ssh-keygen -t ed25519 -f /root/.ssh/id_ed25519 -N '' sudo ssh-keygen -t ed25519 -f /root/.ssh/id_ed25519 -N ''
 vi /etc/ssh/sshd_config vi /etc/ssh/sshd_config
 systemctl restart ssh / sshd systemctl restart ssh / sshd
 +</code>
 +
 +==== Other ====
 +<code>
 +CTRL+ALT+F2          : Text based logon prompt
 +journalctl -b -0     : Check last boot log
 +</code>
  
  
  
linuxcommands.1776680300.txt.gz · Last modified: by z0hpvk