+[[chapter_zfs]]
ZFS on Linux
------------
-include::attributes.txt[]
+ifdef::wiki[]
+:pve-toplevel:
+endif::wiki[]
ZFS is a combined file system and logical volume manager designed by
Sun Microsystems. Starting with {pve} 3.4, the native Linux
practice, use as much you can get for your hardware/budget. To prevent
data corruption, we recommend the use of high quality ECC RAM.
-If you use a dedicated cache and/or log disk, you should use a
+If you use a dedicated cache and/or log disk, you should use an
enterprise class SSD (e.g. Intel SSD DC S3700 Series). This can
increase the overall performance significantly.
ZFS comes with an event daemon, which monitors events generated by the
ZFS kernel module. The daemon can also send emails on ZFS events like
-pool errors.
+pool errors. Newer ZFS packages ships the daemon in a separate package,
+and you can install it using `apt-get`:
+
+----
+# apt-get install zfs-zed
+----
To activate the daemon it is necessary to edit `/etc/zfs/zed.d/zed.rc` with your
favourite editor, and uncomment the `ZED_EMAIL_ADDR` setting: