From 1257604372752b04e2a6026671837ed64d8de3d8 Mon Sep 17 00:00:00 2001 From: Venky Shankar Date: Thu, 9 Jul 2026 19:41:00 +0530 Subject: [PATCH] PendingReleaseNotes: add an note about dmclock based scheduler for MDS Signed-off-by: Venky Shankar --- PendingReleaseNotes | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/PendingReleaseNotes b/PendingReleaseNotes index 8afbcfe66de7..a9710c69e9f0 100644 --- a/PendingReleaseNotes +++ b/PendingReleaseNotes @@ -12,6 +12,11 @@ update and remove existing key-value pairs that are part of a snapshot metadata via libcephfs API ceph_do_snap_md_op(). +* CephFS: MDS dmclock support for subvolume QoS. With this feature, MDS assigns QoS + to throttle client metadata requests (e.g., create, mkdir, lookup, and so on) to + subvolumes, where each subvolume QoS is shared among multiple client sessions at + that time. + * librados/neorados: The C++ APIs for executing Ceph Class (CLS) methods have undergone a breaking change to enforce compile-time type safety, replacing legacy string-based parameters with strongly-typed ClsMethod structs. C++ -- 2.47.3