total        used        free      shared  buff/cache   available
Mem:        7614996     1855044     3592444      202500     2167508     5197716
Swap:       1048572      594772      453800

swapoff  disables  swapping  on  the specified devices and files.  When the -a flag is given, swapping is disabled on all
       known swap devices and files (as found in /proc/swaps or /etc/fstab).

total        used        free      shared  buff/cache   available
Mem:        7614996     1978976     3297572      379672     2338448     4905560
Swap:             0           0           0