Playlists Linux in Telugu playlist - https://www.youtube.com/watch?v=N0FxNtb7B8M Linux shell scripting in Telugu playlist - https://www.youtube.com/watch?v=2Fghx2RHP_4 Linux/Unix real time scenarios Playlist - https://www.youtube.com/watch?v=suC2s3QMocI Used commands.. lsblk fdisk /dev/sdd lsblk man partprobe partprobe -d -s /dev/sdd1 mkswap /dev/sdd1 free -ght swapon /dev/sdd1 free -ght swaoff /dev/sdd1 swapoff /dev/sdd1 /dev/sdb1 swap swap defaults 0 0 swapon -s swapoff -a ### this will remove all swap(s) mentioned in .etc.fstab swapoff /dev/sdb1 ### to remove individual swap