more system commands added

Author: mdmarufsarker

README.md

@@ -6,6 +6,8 @@ A Beginners guide for Linux users
 
 [System Related Commands](#system-related-commands)
 
+[Hardware Related Commands](#hardware-related-commands)
+
 [File / Directory Related Commands](#file--directory-related-commands)
 
 ## Bash Related Commands
@@ -116,6 +118,76 @@ A Beginners guide for Linux users
 
   pacman -Ss
 
+## More to come
+
+- Check the internet is working
+
+  ping google.com
+
+- Check System and Kernel version
+
+    uname -a
+
+- Check System version
+
+    cat /etc/os-release
+
+- Check Kernel
+
+    uname -r
+
+- Check hostname
+
+    hostname
+
+- Check IP address
+
+    ip addr
+
+- Check IP address (short)
+
+    ip a
+
+- Check IP address (long)
+
+    ip address
+
+- See user logged in
+
+    who
+
+- See username
+
+    whoami
+
+- Short information of logged in user
+
+    users
+
+- See all users
+
+    cat /etc/passwd
+
+- See all groups
+
+    cat /etc/group
+
+- See all groups of a user
+
+    groups username
+
+- See all users of a group
+
+    getent group groupname
+
+- Reboot the system
+
+    sudo reboot
+
+- Shutdown the system
+
+    sudo shutdown -h now / sudo poweroff / sudo halt / sudo init 0 / sudo systemctl poweroff
+
 - Check the current date and time
 
   date
@@ -220,6 +292,80 @@ A Beginners guide for Linux users
 
   sudo htop -o %CPU,%MEM -p -c -t
 
+## Hardware Related Commands
+
+- See the system's hardware information
+
+  sudo lshw
+
+- See the system's hardware information in a specific format
+
+    sudo lshw -short
+
+- See the system's hardware information in a specific format and show only the network devices
+
+    sudo lshw -short -C network
+
+- See the system's hardware information in a specific format and show only the network devices and show the network devices in a tree format
+
+    sudo lshw -short -C network -class network -tree
+
+- Check the system's memory usage
+
+  free -h
+
+- Check CPU information
+
+  lscpu
+
+- Check Memory information
+
+  sudo dmidecode -t memory
+
+- Check Disk information
+
+  sudo dmidecode -t memory
+
+- Check USB information
+
+  lsusb
+
+- Check PCI information
+
+    lspci
+
+- Check Partitions
+
+    lsblk
+
+- Check Partitions with root access
+
+    sudo lsblk
+
+- Check Partitions with root access and show only the partitions
+
+    sudo lsblk -p
+
+- Check Partitions with root access and show only the partitions and show the partitions in a tree format
+
+    sudo lsblk -p -t
+
+- Mount a partition
+
+    sudo mount /dev/sda1 /mnt
+
+- Unmount a partition
+
+    sudo umount /dev/sda1
+
+- Mount a partition with root access and show only the partitions and show the partitions in a tree format
+
+    sudo lsblk -p -t
+
+- Read Write Mount a partition
+
+    sudo mount -o rw /dev/sda1 /mnt
+
 ## File / Directory Related Commands
 
 - Create a new directory
@@ -436,4 +582,4 @@ A Beginners guide for Linux users
 
 - Find a file
 
-      - find . -name filename
+  - find . -name filename