From 82c9fe989f17921c826c21b5b59901f0924c5ff8 Mon Sep 17 00:00:00 2001 From: Anthony D'Atri Date: Thu, 12 Jan 2023 00:11:50 -0500 Subject: [PATCH] doc/releases: Clarify Quincy CephFS MDS upgrade process Signed-off-by: Anthony D'Atri --- doc/releases/quincy.rst | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/doc/releases/quincy.rst b/doc/releases/quincy.rst index 6f8338f9d915..0322a2cf70d3 100644 --- a/doc/releases/quincy.rst +++ b/doc/releases/quincy.rst @@ -866,10 +866,12 @@ Upgrading non-cephadm clusters #. Upgrade all CephFS MDS daemons. For each CephFS file system, - #. Disable standby_replay: + #. Disable standby_replay. Before executing, note the current value + so that it may be re-enabled after the upgrade (if currently enabled): .. prompt:: bash # + ceph fs get | grep allow_standby_replay ceph fs set allow_standby_replay false #. Reduce the number of ranks to 1. (Make note of the original @@ -877,7 +879,7 @@ Upgrading non-cephadm clusters .. prompt:: bash # - ceph status + ceph fs status ceph fs set max_mds 1 #. Wait for the cluster to deactivate any non-zero ranks by @@ -885,7 +887,7 @@ Upgrading non-cephadm clusters .. prompt:: bash # - ceph status + ceph fs status #. Take all standby MDS daemons offline on the appropriate hosts with: @@ -897,7 +899,7 @@ Upgrading non-cephadm clusters .. prompt:: bash # - ceph status + ceph fs status #. Upgrade the last remaining MDS daemon by installing the new packages and restarting the daemon: @@ -918,6 +920,13 @@ Upgrading non-cephadm clusters ceph fs set max_mds + #. Restore the original value of ``allow_standby_replay`` for the volume if + it was ``true``: + + .. prompt:: bash # + + ceph fs set allow_standby_replay true + #. Upgrade all radosgw daemons by upgrading packages and restarting daemons on all hosts: -- 2.47.3