From 14ffd9ba8c38b4ec293361ad6d7d50db91812eae Mon Sep 17 00:00:00 2001
From: Xiaoxi Chen <xiaoxchen@ebay.com>
Date: Thu, 7 Sep 2017 22:53:30 -0700
Subject: [PATCH] doc: fix typo on specify db block device

Should use block.db instead of block-db

Signed-off-by: Xiaoxi Chen <xiaoxchen@ebay.com>
---
 doc/rados/configuration/bluestore-config-ref.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/rados/configuration/bluestore-config-ref.rst b/doc/rados/configuration/bluestore-config-ref.rst
index ee983464318..32643d54c0b 100644
--- a/doc/rados/configuration/bluestore-config-ref.rst
+++ b/doc/rados/configuration/bluestore-config-ref.rst
@@ -49,7 +49,7 @@ A single-device BlueStore OSD can be provisioned with::
 
 To specify a WAL device and/or DB device, ::
 
-  ceph-disk prepare --bluestore <device> --block.wal <wal-device> --block-db <db-device>
+  ceph-disk prepare --bluestore <device> --block.wal <wal-device> --block.db <db-device>
 
 Cache size
 ==========