ZFS Arc Memory Cache Tuning

@shell / check parameters

cat /sys/module/zfs/parameters/zfs_arc_max

24GB for caching

Byte Convertor

echo 25769803776 >> /sys/module/zfs/parameters/zfs_arc_max

Truenas>System Settings>Advanced> Init/Shutdown Scripts.
Add New Script.
Put script in the Command Filed

echo 25769803776 >> /sys/module/zfs/parameters/zfs_arc_max

When > Post Init >Enable >Save