[lttng-dev] [RELEASE] LTTng 2.13.0-rc3 - Nordicité - Linux kernel and user-space tracer

[Jérémie Galarneau]

Hi everyone,

Today marks the release of the third LTTng 2.13 - Nordicité release candidate.

A prettified version of this announcement is available here:
https://github.com/lttng/lttng-tools/releases/tag/v2.13.0-rc3

Have a look at the first release candidate's release notes for an
overview of the features introduced in LTTng 2.13.

https://github.com/lttng/lttng-tools/releases/tag/v2.13.0-rc1


What's new in LTTng-UST (Linux application tracer) 2.13.0-rc3?
---

- Removed vtracelog and vtracef from the v0 compatibility API.

- Various documentation updates.

See the ChangeLog for the full list of changes:
https://github.com/lttng/lttng-ust/blob/v2.13.0-rc3/ChangeLog


What's new in LTTng-modules (Linux kernel tracer) 2.13.0-rc3?
---

- Adapted the instrumentation for 5.14-rc upstream kernels and recent RHEL 8.4 kernels.

See the ChangeLog for the full list of changes:
https://github.com/lttng/lttng-modules/blob/v2.13.0-rc3/ChangeLog


What's new in LTTng-tools 2.13.0-rc3?
---

- Usage examples were added to all lttng command man pages.

- Some symbols introduced in liblttng-ctl as part of the 2.13 release were changed:
  - Error query actions are now specified using an lttng_action_path,
  - The event rule API has been namespaced to include the domain name.

- Bumped the minimal Userspace RCU dependency to 0.11.

- Added the Machine Interface (MI) for the CLI's newly introduced trigger commands
  (add-trigger, remove-trigger, list-triggers).

See the ChangeLog for the full list of changes:
https://github.com/lttng/lttng-tools/blob/v2.13.0-rc3/ChangeLog


Links
---

Project website:
https://lttng.org

Download links:
https://lttng.org/files/lttng-tools/lttng-tools-2.13.0-rc3.tar.bz2
https://lttng.org/files/lttng-ust/lttng-ust-2.13.0-rc3.tar.bz2
https://lttng.org/files/lttng-modules/lttng-modules-2.13.0-rc3.tar.bz2

GPG signatures:
https://lttng.org/files/lttng-tools/lttng-tools-2.13.0-rc3.tar.bz2.asc
https://lttng.org/files/lttng-ust/lttng-ust-2.13.0-rc3.tar.bz2.asc
https://lttng.org/files/lttng-modules/lttng-modules-2.13.0-rc3.tar.bz2.asc