How to Remove a Swap Partition
Check Current Swap Usage
# swapon --show

Disable Swap
# swapoff /swapfile
# swapon --show

Remove Swap Entry
Delete the line corresponding to the swap partition
# vim /etc/fstab
/swapfile swap swap defaults 0 0 #delete it

Permanently deletes the swap partition file location
# rm -rf /swapfile
Reboot
# reboot
It’s a good idea to reboot your system to apply all changes and clear any leftover references to the removed swap partition.