Resctructure Ceph paragraphs

Author: cityofships

source/ceph_storage.rst

@@ -16,11 +16,6 @@ Ceph Storage
 
    The Ceph deployment is not managed by StackHPC Ltd.
 
-Troubleshooting
-===============
-
-.. include:: include/ceph_troubleshooting.rst
-
 Working with Ceph deployment tool
 =================================
 
@@ -31,3 +26,13 @@ Working with Ceph deployment tool
 .. ifconfig:: deployment['cephadm']
 
    .. include:: include/cephadm.rst
+
+Operations
+==========
+
+.. include:: include/ceph_operations.rst
+
+Troubleshooting
+===============
+
+.. include:: include/ceph_troubleshooting.rst

source/include/ceph_operations.rst

@@ -0,0 +1,26 @@
+
+
+Replacing drive
+---------------
+
+See upstream documentation:
+https://docs.ceph.com/en/quincy/cephadm/services/osd/#replacing-an-osd
+
+In case where disk holding DB and/or WAL fails, it is necessary to recreate
+(using replacement procedure above) all OSDs that are associated with this
+disk - usually NVMe drive. The following single command is sufficient to
+identify which OSDs are tied to which physical disks:
+
+.. code-block:: console
+
+   ceph# ceph device ls
+
+Host maintenance
+----------------
+
+https://docs.ceph.com/en/quincy/cephadm/host-management/#maintenance-mode
+
+Upgrading
+---------
+
+https://docs.ceph.com/en/quincy/cephadm/upgrade/