zfs create -V 32G -b 32k -o logbias=throughput -o sync=always -o primarycache=metadata pool/swap mkswap /dev/zvol/pool/swap swapon /dev/zvol/pool/swap sysctl -w vm.swappiness=20
root@truenas:/mnt/pool/oliutyi# free -m
total used free shared buff/cache available
Mem: 11696 8829 899 17 2303 2867
Swap: 32767 0 32767
