macOS
brew install lttng-ustlocal Homebrew formula metadata
brew
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für lttng-ust in AI-Agent-Workflows.
Installation
brew install lttng-ustlocal Homebrew formula metadata
sudo apk add lttng-ustAlpine Linux edge package indexes · lttng-ust · Quelle: dl-cdn.alpinelinux.org
sudo dnf install lttng-ustFedora Rawhide package metadata · lttng-ust · Quelle: dl.fedoraproject.org
nix profile install nixpkgs#lttng-ustnixpkgs package indexes · pkgs/by-name/lt/lttng-ust/package.nix · Quelle: api.github.com
sudo pacman -S lttng-ustArch Linux sync databases · lttng-ust · Quelle: geo.mirror.pkgbuild.com
sudo zypper install liblttng-ust-ctl6openSUSE Tumbleweed package metadata · liblttng-ust-ctl6 · Quelle: download.opensuse.org
Überblick
Linux Trace Toolkit Next Generation Userspace Tracer
Verlauf
LTTng-UST is the user-space tracing component of the LTTng project. It provides libraries and agents that let C, C++, Java, Python, and other user applications emit events into LTTng traces, complementing the LTTng kernel tracer and LTTng-tools control utilities.
LTTng, short for Linux Trace Toolkit: next generation, grew out of the Linux tracing work associated with Mathieu Desnoyers and the Polytechnique Montreal/EfficiOS ecosystem. Official LTTng publications list papers and talks from the mid-2000s onward, including 2006 work on low-impact GNU/Linux tracing, 2008 work on tracing across hypervisor-to-user-space execution layers, and 2009 work on combining kernel and application tracing.
The LTTng documentation presents LTTng as a toolkit made of separate but coordinated components: LTTng-tools for control, LTTng-modules for kernel instrumentation, and LTTng-UST for user-space instrumentation. LTTng-UST specifically contains shared libraries for C/C++ user applications, Java and Python tracing support, and user-space helpers, all designed to record low-overhead traces that can be correlated with kernel events.
LTTng-UST became important because full-system performance debugging often needs both sides of the user/kernel boundary. The official documentation emphasizes correlated kernel, user application, and user library tracing, plus low overhead and production suitability. The supplied package-manager facts show broad distribution packaging across Homebrew, apk, dnf, Nix, pacman, and zypper, which matches the official claim that LTTng is available on major desktop, server, and embedded Linux distributions.
The LTTng 2.x series also made LTTng-UST a separately versioned package that tracks the same minor release series as the rest of LTTng. The official download page lists current release archives and Git clone URLs for lttng-tools, lttng-ust, and lttng-modules, and notes that applications instrumented with older LTTng-UST versions do not need to be rebuilt for newer LTTng-tools.
Developers use LTTng-UST by linking applications against liblttng-ust or by loading user-space tracing helpers. The man page documents three main paths: printf-like tracef APIs, log-level tracelog APIs, and custom tracepoint providers. In normal workflows LTTng-tools controls sessions, enables user-space events, records traces, and hands trace data to viewers such as Babeltrace.
The package matters most for performance investigations, production diagnostics, embedded Linux tracing, and situations where logging is either too high level or too expensive. It is not a configuration-file-driven command-line app; it is a library and instrumentation toolkit, so no credentials or persistent user config path is part of the package identity.
LTTng-UST is a classic packaging dependency for serious Linux observability stacks: it is not only an executable, but a set of ABI-sensitive libraries that other instrumented software links against. Package managers care about it because version compatibility with LTTng-tools, liburcu, optional agents, and distribution library paths directly affects whether traces can be recorded in production.
Sicherheitslage
narrow executable package without higher-risk signals.
grün Risiko · niedrig Konfidenz · appliance
Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.
Executables
| Befehl | Art | Sichtbarkeit | Hinweis |
|---|---|---|---|
lttng-gen-tp | cli | globales Executable |
Aktualität
Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.
Installationsmetadaten
| Paketschlüssel | brew:lttng-ust |
|---|---|
| Version | 2.15.1 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/lttng-ust |
| Homepage | https://lttng.org/ |
| Repository | https://git.lttng.org/lttng-ust.git |
| Upstream-Dokumentation | https://lttng.org/docs |
| Lizenz | LGPL-2.1-only AND MIT AND GPL-2.0-only AND BSD-3-Clause AND BSD-2-Clause AND GPL-3.0-or-later |
| Quellarchiv | https://lttng.org/files/lttng-ust/lttng-ust-2.15.1.tar.bz2 |
| Zuletzt aktualisiert | 2026-06-15T17:16:33Z |
| Pulse | updated |
| Abhängigkeiten | numactl, userspace-rcu |
| Build-Abhängigkeiten | pkgconf |
| Bottle | verfügbar (auf arm64_linux, x86_64_linux) |
| Homebrew post-install | nicht definiert |
| Dienst | keiner deklariert |
Registry-Fakten
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | lttng-ust |
| Version Scheme | 0 |
| Revision | 0 |
| Requirements |
|
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
Source-Datenbank-Treffer
Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.
lttng-ust
nix profile install nixpkgs#lttng-ustlttng-ust 2.14.2-r0
LTTng 2.0 Userspace Tracer
sudo apk add lttng-ustlttng-ust-dev 2.14.2-r0
LTTng 2.0 Userspace Tracer (development files)
sudo apk add lttng-ust-devlttng-ust-doc 2.14.2-r0
LTTng 2.0 Userspace Tracer (documentation)
sudo apk add lttng-ust-doclttng-ust-tools 2.14.2-r0
tools from lttng-ust
sudo apk add lttng-ust-toolspy3-lttng 2.14.2-r0
lttng-ust python agent
sudo apk add py3-lttnglttng-ust 2.15.1-2.fc45
LTTng Userspace Tracer library
sudo dnf install lttng-ustlttng-ust-devel 2.15.1-2.fc45
LTTng Userspace Tracer library headers and development files
sudo dnf install lttng-ust-develpython3-lttngust 2.15.1-2.fc45
Python bindings for LTTng UST
sudo dnf install python3-lttngustlttng-ust 2.15.1-1
LTTng user space tracing libraries for LTTng
sudo pacman -S lttng-ustliblttng-ust-ctl6 2.14.0-1.2
Linux Trace Toolkit Userspace Tracer library
sudo zypper install liblttng-ust-ctl6liblttng-ust-ctl6-32bit 2.14.0-1.2
Linux Trace Toolkit Userspace Tracer library
sudo zypper install liblttng-ust-ctl6-32bitliblttng-ust-python-agent1 2.14.0-1.2
Linux Trace Toolkit Userspace Tracer Python agent library
sudo zypper install liblttng-ust-python-agent1liblttng-ust-python-agent1-32bit 2.14.0-1.2
Linux Trace Toolkit Userspace Tracer Python agent library
sudo zypper install liblttng-ust-python-agent1-32bitliblttng-ust1 2.14.0-1.2
Linux Trace Toolkit Userspace Tracer library
sudo zypper install liblttng-ust1liblttng-ust1-32bit 2.14.0-1.2
Linux Trace Toolkit Userspace Tracer library
sudo zypper install liblttng-ust1-32bitQuellspur
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