From f501ec7778a5976d1a6dfc77fd393c57af4d25c8 Mon Sep 17 00:00:00 2001 From: Sage Weil Date: Tue, 13 Aug 2013 09:40:50 -0700 Subject: [PATCH] doc/release-notes: upgrade sequence Signed-off-by: Sage Weil --- doc/release-notes.rst | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/doc/release-notes.rst b/doc/release-notes.rst index ad68bde4f55..a80435267fe 100644 --- a/doc/release-notes.rst +++ b/doc/release-notes.rst @@ -22,6 +22,25 @@ headline features for this release include: * Object namespaces in librados. +Upgrade Sequencing +~~~~~~~~~~~~~~~~~~ + +It is possible to do a rolling upgrade from Cuttlefish to Dumpling. + +#. Upgrade ceph-common on all nodes that will use the cli + +#. Upgrade all monitors (upgrade ceph package, restart ceph-mon + daemons). This can happen one daemon or host at a time. Note that + because cuttlefish and dumpling monitors can't talk to each other, + all monitors should be upgraded in relatively short succession to + minimize the risk that an a untimely failure will reduce + availability. + +#. Upgrade all osds (upgrade ceph package, restart ceph-osd daemons). + This can happen one daemon or host at a time. + +#. Upgrade radosgw (upgrade radosgw package, restart radosgw daemons). + Upgrading from v0.66 ~~~~~~~~~~~~~~~~~~~~ -- 2.47.3