rw- 1 root wheel 1.0G May 4 05:50 /var/vm/swapfile4 rw- 1 root wheel 1.0G May 4 14:02 /var/vm/swapfile3 rw- 1 root wheel 1.0G May 2 12:45 /var/vm/swapfile2 Vm.swapfileprefix: /private/var/vm/swapfile Got 15G of swap files, is there any method of freeing swap space/files without restart? $ sysctl -a | grep swap I'm on High Sierra on MacBook Pro with 16GB of RAM with SSD.