[RELEASE] LTTng-tools 2.14.1 - Orbitales

Jérémie Galarneau jeremie.galarneau at efficios.com
Thu Jan 29 14:15:14 EST 2026


Hi all,

We have just released a bug-fix release of LTTng-tools 2.14 - Orbitales. This
release addresses a number of issues listed below.

2026-01-28 lttng-tools 2.14.1 (National Lego Day)
	* Fix: sessiond: racy metadata update during re-generation
	* Fix: consumerd: metadata regeneration and rotation race
	* Refactor: consumerd: inline metadata version change handling
	* Refactor: consumerd: track tracer metadata coherency indicator support
	* Refactor: consumerd: rename ust_metadata_pushed to ust_metadata_cache_consumed
	* Refactor: consumerd: add has_network_destination() helper method
	* Fix: sessiond: strncpy truncation warnings in consumer message init
	* Fix: ust-consumerd: format specifier warnings on 32-bit builds
	* Fix: lttng-destroy: use implicit session when none is provided
	* Fix: lttng-ctl: assertion fails when copying an empty (root) action path
	* lttngctl: Update ABI reference with version from v2.14.0
	* lttng-relayd: Fix assert with live viewer and consumerd < 2.11
	* Fix: ust-app: app look-up vs app unregistration synchronization
	* Fix: ust-app: app hash table iteration vs app unregistration synchronization
	* Fix: relayd live: uninitialized viewer_attach_status warning
	* Fix: relayd: live: format specifier warning on 32-bit platforms
	* Fix: relayd: honour live viewer attach "seek" type
	* Fix: test utils: clear sessiond pids array on stop_lttng_sessiond
	* Notification test: wait for delay when awaiting existing file
	* Fix test notification multi app racy ready check
	* Fix: Do not allow "data consumption paused" testpoint to skip blocking pipe reads
	* Fix: lttngctl: Incorrect sessiond path selection for non-root users
	* Fix: relayd: Initialize stream_id when live inactivity beacon is received
	* Fix: trace-ust: fix -Wstringop-truncation warning in channel creation
	* Fix: init_locale_utf8_support(): consider all "UTF-8" variants
	* Fix: relayd: signal parent when daemon is actually ready
	* Fix: relayd-grouping/test_ust: Remove nowait parameter for destroy after rotate
	* Fix: kernel-consumer: prepend kernel TSDL metadata stream with header
	* Fix: container-wrapper: add missing comparison operators for _GLIBCXX_DEBUG
	* Fix: trace-chunk: use WARN_FMT to fix 32-bit time_t format warnings
	* common: Fix closing open file descriptors after forking
	* liblttng-ctl: drop index allocator symbols from version script
	* Fix: Try to only close open fds when run-as forks
	* Fix: get_max_possible_cpu_id: misuse of strtoul endptr parameter
	* input_stream_descriptor: allow partial reads with `read_some`
	* common: move read/write operations to new stream_descriptor classes
	* Fix: sessiond-comm: missing packed attribute on consumerd msg
	* lttng: Fix help output when unknown action is given in add-trigger
	* Fix: sessiond: erroneous enum type used in comparison
	* Fix: lttng-enable-event: problematic union initialization
	* Fix: sessiond: crash while running clear test
	* lttng: Fix `--help` behaviour of `lttng list-triggers`
	* tests: Add regression test for multi-user lttng clear
	* tests: Handle undefined `msg.count` in `count_events_worker`
	* tests: Support passing multiple tracepaths to `parallel_count_events`
	* tests: Move `parallel_count_events` to to lttngtest
	* config: Propagate load error when loading from directory
	* Fix: `user_space_consumer_channel_keys` skips some per-uid channels
	* fix: link error in libpause_(consumer|sessiond).so
	* .gitreview: Set default branch to 'stable-2.14'
	* tests: Rework notification generator in python
	* relayd: Fix typo in debug message
	* Fix: eventfd.cpp: Remove the scope resolution operator
	* Fix: test_config: user home checks $HOME first
	* Tests: gen-ust-events-constructor: set rpath to $libdir
	* Typo fix: constructor tracing test: license header
	* Typo fix: test_high_throughput: GPL-2.1-only -> GPL-2.0-only
	* Typo fix: test_per_application_leaks: copyright header
	* doc/man: filter expressions don't support perf context field types

As always, please report any issue you may encounter to bugs.lttng.org
or on this mailing list.

Project website: https://lttng.org

Download link:
https://lttng.org/files/lttng-tools/lttng-tools-2.14.1.tar.bz2

GPG signature:
https://lttng.org/files/lttng-tools/lttng-tools-2.14.1.tar.bz2.asc


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