Solaris OracleClusterware
From Lolly's Wiki
Set swap to physical RAM
# export RAM=256G
# swap -d /dev/zvol/dsk/rpool/swap
# zfs destroy rpool/swap
# zfs create \
-V ${RAM} \
-b 8k \
-o primarycache=metadata \
-o chksum=on \
-o dedup=off \
-o encryption=off \
-o compression=off \
rpool/swap
# swap -a /dev/zvol/dsk/rpool/swap