# v18.2.3



* Backport #59405: reef: MDS allows a (kernel) client to exceed the xattrs key/value limits
* Backport #61993: reef: mds/MDSRank: op_tracker of mds have slow op alway.
* Backport #62287: reef: ceph_test_libcephfs_reclaim crashes during test
* Backport #62412: reef: qa/sts: test_list_buckets_invalid_auth and test_list_buckets_bad_auth fail
* Backport #62724: reef: mon/MDSMonitor: optionally forbid to use standby for another fs as last resort
* Backport #62819: reef: osd: choose_async_recovery_ec may select an acting set < min_size
* Backport #62952: reef: kernel/fuse client using ceph ID with uid restricted MDS caps cannot update caps
* Backport #63128: reef: mon: "config dump" command's output (normal vs json) is not consistent in terms of displaying option names.
* Backport #63264: reef: mgr/volumes: fix `subvolume group rm` command error message
* Backport #63312: reef: report "Insufficient space (<5GB)" even when disk size is sufficient
* Backport #63339: reef: mds: warning `clients failing to advance oldest client/flush tid` seen with some workloads
* Backport #63400: reef: pybind: ioctx.get_omap_keys asserts if start_after parameter is non-empty
* Backport #63456: reef: common: config_proxy deadlock during shutdown (and possibly other times)
* Backport #63590: reef: qa: fs:mixed-clients kernel_untar_build failure
* Backport #63602: reef: RBD cloned image is slow in 4k write with "waiting for rw locks"
* Backport #63638: reef: debian packaging is missing bcrypt dependency for ceph-mgr's .requires file
* Backport #63651: reef: Ceph-object-store to skip getting attrs of pgmeta objects
* Backport #63676: reef: High memory usage on standby replay MDS
* Backport #63688: reef: qa/cephfs: improvements for name generators in test_volumes.py
* Backport #63715: reef: qa/workunits/rbd/cli_generic.sh: rbd support module command not failing as expected after module's client is blocklisted
* Backport #63733: reef: pybind/rbd/rbd.pyx does not build with Cython-3
* Backport #63738: reef: [diff-iterate] ObjectListSnapsRequest's LIST_SNAPS_FLAG_WHOLE_OBJECT behavior is broken
* Backport #63746: reef: librbd crash in journal discard wait_event
* Backport #63838: reef: mds: turn off MDS balancer by default
* Backport #63839: reef: [Errno 13] Permission denied: '/vstart_runner.log'
* Backport #63848: reef: diff-iterate can report holes when diffing against the beginning of time (fromsnapname == NULL)
* Backport #63856: reef: notification: etag is missing in CompleteMultipartUpload event
* Backport #63900: reef: get_pool_is_selfmanaged_snaps_mode() API is broken by design
* Backport #63946: reef: Config show command not working for RGW daemons
* Backport #63947: reef: Recovery starts while norecover flag is set when PG splitting occurs
* Backport #63955: reef: Boost download URL broken, affecting Windows build
* Backport #63964: reef: sha256sum mismatch for boost_1_82_0.tar.bz2 in Shaman builds
* Backport #63974: reef: Observing client.admin crash in thread_name 'rados' on executing 'rados clearomap..'
* Backport #64005: reef: weighted_shuffle() can provide std::discrete_distribution with all-zero weights
* Backport #64019: reef: osd/scrub: 'max_osd_scrub' default of '1' is too low
* Backport #64047: reef: qa: test_fragmented_injection (tasks.cephfs.test_data_scan.TestDataScan) failure
* Backport #64107: reef: improve rbd_diff_iterate2() performance in fast-diff mode
* Backport #64181: reef: rbd-nbd: image resizing doesn't update size of an image that is mapped using netlink interface
* Backport #64218: reef: fs/cephadm/renamevolume: volume rename failure
* Backport #64250: reef: smoke test fails from "NameError: name 'DEBUGFS_META_DIR' is not defined"
* Backport #64275: reef: rbd_snap_get_timestamp() hits an assert if non-existing snap ID is supplied
* Backport #64294: reef: Incorrect OSD transaction id type, flipping on Windows
* Backport #64361: reef: BuildRocksDB.cmake doesn't pass optimization flags
* Backport #64397: reef: mon: health store size growing infinitely
* Bug #64441: reef: qa: add upgrade testing from minor release of reef (v18.2.[01]) to reef HEAD
* Backport #64462: reef: split() is broken in SparseExtentSplitMerge and SparseBufferlistExtentSplitMerge
* Backport #64464: reef: "rbd children" should support --image-id option
* Backport #64554: reef: [test][krbd] volume data corruption when using rbd-mirror w/failover
* Backport #64584: reef: crash: void Locker::handle_file_lock(ScatterLock*, ceph::cref_t<MLock>&): assert(lock->get_state() == LOCK_LOCK || lock->get_state() == LOCK_MIX || lock->get_state() == LOCK_MIX_SYNC2)
* Backport #64618: reef: mds: check the layout in Server::handle_client_mknod
* Backport #64668: reef: [test] cross-pollinate diff-continuous and compare-mirror-image tests between rbd and krbd suites
* Backport #64737: reef: Memory leak detected when accessing a CephFS volume from Samba using libcephfs
* Backport #64759: reef: osdc/Journaler: better handle ENOENT during replay as up:standby-replay
* Backport #64766: reef: SSL session id reuse speedup mechanism of the SSL_CTX_set_session_id_context is not working
* Backport #64792: reef: Notification kafka: Persistent messages are removed even when the broker is down and no ack is received
* Backport #64844: reef: Regression:  Permanent KeyError: 'TYPE' : return self.blkid_api['TYPE'] == 'part'
* Backport #64916: reef: [diff-iterate] discards that truncate aren't accounted for by ObjectListSnapsRequest
* Backport #64919: reef: qa: enhance labeled perf counters test for cephfs-mirror
* Backport #64922: reef: qa: Command failed (workunit test fs/snaps/untar_snap_rm.sh)
* Backport #64926: reef: mds: disable defer_client_eviction_on_laggy_osds by default
* Backport #65092: reef: qa: fs:workloads mgr client evicted indicated by "cluster [WRN] evicting unresponsive client smithi042:x (15288), after 303.306 seconds"
* Backport #65153: reef: pybind/mgr/devicehealth: "rados.ObjectNotFound: [errno 2] RADOS object not found (Failed to operate read op for oid $dev"
* Backport #65172: reef: ceph-exporter is not included in the deb packages
* Backport #65294: reef: High cephfs MDS latency and CPU load with snapshots and unlink operations
* Bug #65883: reef: mon: failed ceph_assert(m_paxos->is_plugged()) 
* Backport #65885: reef: cmake: __FORTIFY_SOURCE requires compiling with optimization (-O)