Merge "Document how multiple devices must be provided"

config.yaml

@@ -58,7 +58,7 @@ options:
     type: string
     default:
     description: |
-      The devices to format and set up as OSD volumes.
+      The devices to format and set up as OSD volumes, space separated.
       .
       These devices are the range of devices that will be checked for and
       used across all service units, in addition to any volumes attached
@@ -84,8 +84,8 @@ options:
     type: string
     default:
     description: |
-      The device to use as a shared journal drive for all OSDs on a node. By
-      default a journal partition will be created on each OSD volume device for
+      The devices to use as shared journal drives for all OSDs on a node, space separated.
+      By default a journal partition will be created on each OSD volume device for
       use by that OSD. The default behaviour is also the fallback for the case
       where the specified journal device does not exist on a node.
       .
@@ -94,7 +94,8 @@ options:
     type: string
     default:
     description: |
-      Path to a BlueStore WAL block device or file. Should only be set if using
+      Path to BlueStore WAL block devices or files, space separated.
+      Should only be set if using
       a separate physical device that is faster than the DB device (such as an
       NVDIMM or faster SSD). Otherwise BlueStore automatically maintains the
       WAL inside of the DB device. This block device is used as an LVM PV and
@@ -104,7 +105,8 @@ options:
     type: string
     default:
     description: |
-      Path to a BlueStore WAL db block device or file. If you have a separate
+      Path to BlueStore WAL db block devices or files, space separated.
+      If you have a separate
       physical device faster than the block device this will store all of the
       filesystem metadata (RocksDB) there and also integrates the Write Ahead
       Log (WAL) unless a further separate bluestore-wal device is configured