From: Zac Dover Date: Mon, 15 May 2023 17:04:43 +0000 (+1000) Subject: doc/start: KRBD feature flag support note X-Git-Tag: v17.2.7~408^2 X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F51503%2Fhead;p=ceph.git doc/start: KRBD feature flag support note Add KRBD feature flag support note to doc/start/os-recommendations.rst. This change was suggested by Anthony D'Atri in https://github.com/ceph/ceph/pull/51485. Co-authored-by: Ilya Dryomov Co-authored-by: Anthony D'Atri Signed-off-by: Zac Dover (cherry picked from commit 2a619dba2d22749e6facaf8dd0d370e16a1672c4) --- diff --git a/doc/start/os-recommendations.rst b/doc/start/os-recommendations.rst index 64887c925c43..7b3671208e23 100644 --- a/doc/start/os-recommendations.rst +++ b/doc/start/os-recommendations.rst @@ -29,8 +29,10 @@ Linux Kernel for kernel version guidance. Older kernel client versions may not support your `CRUSH tunables`_ profile - or other newer features of the Ceph cluster, requiring the storage cluster - to be configured with those features disabled. + or other newer features of the Ceph cluster, requiring the storage cluster to + be configured with those features disabled. For RBD, a kernel of version 5.3 + or CentOS 8.2 is the minimum necessary for reasonable support for RBD image + features. Platforms