From a5e26ac6e85ede9b0cabe1079c0ccd5db96ae699 Mon Sep 17 00:00:00 2001 From: Sage Weil Date: Sat, 14 Mar 2020 09:16:38 -0500 Subject: [PATCH] doc/cephadm/administration: add a note about the 'removed' dir (and other paths) Signed-off-by: Sage Weil --- doc/cephadm/administration.rst | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/doc/cephadm/administration.rst b/doc/cephadm/administration.rst index afc1dd21cfec0..4daa59ceaa623 100644 --- a/doc/cephadm/administration.rst +++ b/doc/cephadm/administration.rst @@ -28,6 +28,26 @@ To clear this value use the command: # ceph cephadm clear-ssh-config +Data location +============= + +Cephadm daemon data and logs in slightly different locations than older +versions of ceph: + +* ``/var/log/ceph/`` contains all cluster logs. Note + that by default cephadm logs via stderr and the container runtime, + so these logs are normally not present. +* ``/var/lib/ceph/`` contains all cluster daemon data + (besides logs). +* ``/var/lib/ceph//`` contains all data for + an individual daemon. +* ``/var/lib/ceph//crash`` contains crash reports for + the cluster. +* ``/var/lib/ceph//removed`` contains old daemon + data directories for stateful daemons (e.g., monitor, prometheus) + that have been removed by cephadm. + + Health checks ============= -- 2.39.5