From: John Wilkins Date: Wed, 1 May 2013 00:48:05 +0000 (-0700) Subject: doc: Reordered header levels for visual clarity. X-Git-Tag: v0.61~18^2~1 X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=bd6ea8d02cfdafb73e0b8c6a0654e436a7a62057;p=ceph.git doc: Reordered header levels for visual clarity. Signed-off-by: John Wilkins --- diff --git a/doc/install/upgrading-ceph.rst b/doc/install/upgrading-ceph.rst index 0cccfd54d955..2c1a1922e377 100644 --- a/doc/install/upgrading-ceph.rst +++ b/doc/install/upgrading-ceph.rst @@ -26,17 +26,13 @@ they are all on the same release. We also recommend that you upgrade all the daemons in your cluster before you try to exercise new functionality in a release. - -Release-specific Upgrade Details -================================ - Each release of Ceph may have some additional steps. Refer to the following sections to identify release-specific procedures for your cluster before using the upgrade procedures. -Upgrading from Argonaut to Bobtail ----------------------------------- +Argonaut to Bobtail +=================== When upgrading from Argonaut to Bobtail, you need to be aware of several things: @@ -52,7 +48,7 @@ Ensure that you update package repository paths. For example:: See the following sections for additional details. Authentication -~~~~~~~~~~~~~~ +-------------- The Ceph Bobtail release enables authentication by default. Bobtail also has finer-grained authentication configuration settings. In previous versions of @@ -86,7 +82,7 @@ See `Ceph Authentication - Backward Compatibility`_ for details. Monitor On-wire Protocol -~~~~~~~~~~~~~~~~~~~~~~~~ +------------------------ We recommend upgrading all monitors to Bobtail. A mixture of Bobtail and Argonaut monitors will not be able to use the new on-wire protocol, as the @@ -98,7 +94,7 @@ not waiting for an extended period of time between ``ceph-mon`` upgrades. RBD Images -~~~~~~~~~~ +---------- The Bobtail release supports ``format 2`` images! However, you should not create or use ``format 2`` RBD images until after all ``ceph-osd`` daemons have been @@ -113,8 +109,8 @@ OSD version strings: :: done -Upgrading from Argonaut to Cuttlefish -------------------------------------- +Argonaut to Cuttlefish +====================== To upgrade your cluster from Argonaut to Cuttlefish, please read this section, and the sections on upgrading from Argonaut to Bobtail and upgrading from @@ -163,8 +159,8 @@ MDS daemons using the generic procedures. See `Upgrading an OSD`_ and `Upgrading a Metadata Server`_ for details. -Upgrading from Bobtail to Cuttlefish ------------------------------------- +Bobtail to Cuttlefish +===================== Upgrading your cluster from Bobtail to Cuttlefish has a few important considerations. First, the monitor uses a new architecture, so you should @@ -173,7 +169,7 @@ servers have unique names. See the following sections for details. Monitor -~~~~~~~ +------- The architecture of the monitors changed significantly from Bobtail to Cuttlefish. See `Monitor Config Reference`_ and `Joao's blog post`_ for @@ -188,7 +184,7 @@ monitors in immediate succession. MDS Unique Names -~~~~~~~~~~~~~~~~ +---------------- The monitor now enforces that MDS names be unique. If you have multiple daemons start with with the same id (e.g., mds.a) the second one will implicitly mark