ZFS Performance Tips
^^^^^^^^^^^^^^^^^^^^
-ZFS uses a lot of memory, so it is best to add additional 8-16GB RAM
-if you want to use ZFS.
+ZFS uses a lot of memory, so it is best to add additional RAM if you
+want to use ZFS. A good calculation is 4GB plus 1GB RAM for each TB
+RAW disk space.
ZFS also provides the feature to use a fast SSD drive as write cache. The
write cache is called the ZFS Intent Log (ZIL). You can add that after
apt-get install proxmox-ve
----
-You can find a detailed step by step howto on the {pve}
-http://pve.proxmox.com/wiki/Install_Proxmox_VE_on_Debian_Jessie[wiki].
+You can find a detailed step by step howto on the
+{webwiki-url}Install_Proxmox_VE_on_Debian_Jessie[wiki].
endif::wiki[]