From eeff3463543c12874ca4dfc3c3852af539d318f2 Mon Sep 17 00:00:00 2001 From: Alfredo Deza Date: Mon, 16 Apr 2018 12:50:02 -0400 Subject: [PATCH] doc/dev/ceph-volume add VDO tag information Signed-off-by: Alfredo Deza --- doc/dev/ceph-volume/lvm.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/doc/dev/ceph-volume/lvm.rst b/doc/dev/ceph-volume/lvm.rst index 529e7e4705231..f2df6d850906f 100644 --- a/doc/dev/ceph-volume/lvm.rst +++ b/doc/dev/ceph-volume/lvm.rst @@ -166,3 +166,14 @@ the partition UUID. Example:: ceph.wal_uuid=A58D1C68-0D6E-4CB3-8E99-B261AD47CC39 + + +``vdo`` +------- +A VDO-enabled device is detected when device is getting prepared, and then +stored for later checks when activating. This affects mount options by +appending the ``discard`` mount flag, regardless of mount flags being used. + +Example for an enabled VDO device:: + + ceph.vdo=1 -- 2.39.5