From c702fdc33a237bc3a6245478a47f9714943320be Mon Sep 17 00:00:00 2001 From: Ilya Dryomov Date: Fri, 27 Oct 2017 09:23:20 +0200 Subject: [PATCH] doc/cephfs/experimental-features: kernel client snapshots limit Signed-off-by: Ilya Dryomov --- doc/cephfs/experimental-features.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/doc/cephfs/experimental-features.rst b/doc/cephfs/experimental-features.rst index 2f627c7374a5..5b3522721aec 100644 --- a/doc/cephfs/experimental-features.rst +++ b/doc/cephfs/experimental-features.rst @@ -46,6 +46,9 @@ snapshots. See the :doc:`/dev/cephfs-snapshots` page for more information. Snapshots are known not to work with multi-MDS filesystems. +For somewhat obscure implementation reasons, the kernel client only supports up +to 400 snapshots (http://tracker.ceph.com/issues/21420). + Snapshotting was blocked off with the "allow_new_snaps" flag prior to Firefly. Multiple filesystems within a Ceph cluster -- 2.47.3