1 title: The <span class="reset-text-transform">LTTng</span> Documentation
4 title: What's new in LTTng 2.7?
9 title: What is tracing?
10 - id: lttng-alternatives
11 title: Alternatives to LTTng
12 - id: installing-lttng
13 title: Installing <span class="reset-text-transform">LTTng</span>
15 - id: desktop-distributions
16 title: Desktop distributions
21 - id: ubuntu-official-repositories
22 title: Official repositories
33 - id: embedded-distributions
34 title: Embedded distributions
39 title: OpenEmbedded/Yocto
40 - id: enterprise-distributions
41 title: "Enterprise distributions (<abbr title=\"Red Hat Enterprise Linux\">RHEL</abbr>, <abbr title=\"SUSE Linux Enterprise Server\">SLES</abbr>)"
42 - id: building-from-source
43 title: Building from source
45 title: Getting started with <span class="reset-text-transform">LTTng</span>
47 - id: tracing-the-linux-kernel
48 title: Tracing the Linux kernel
49 - id: tracing-your-own-user-application
50 title: Tracing your own user application
51 - id: viewing-and-analyzing-your-traces
52 title: Viewing and analyzing your traces
53 - id: understanding-lttng
54 title: Understanding <span class="reset-text-transform">LTTng</span>
60 title: Tracing session
66 - id: channel-overwrite-mode-vs-discard-mode
67 title: Overwrite and discard event loss modes
68 - id: channel-subbuf-size-vs-subbuf-count
69 title: Sub-buffers count and size
70 - id: channel-switch-timer
72 - id: channel-buffering-schemes
73 title: Buffering schemes
79 - id: plumbing-overview
84 title: Consumer daemon
87 - id: liblttng-ctl-lttng
88 title: Control library and command line interface
90 title: User space tracing library
92 title: <span class="reset-text-transform">LTTng</span> kernel modules
94 title: Using <span class="reset-text-transform">LTTng</span>
102 - id: tracepoint-provider
103 title: Tracepoint provider
105 title: Using <code>lttng-gen-tp</code>
106 - id: defining-tracepoints
107 title: Defining tracepoints
108 - id: using-tracepoint-classes
109 title: Using tracepoint classes
110 - id: assigning-log-levels
111 title: Assigning log levels to tracepoints
112 - id: probing-the-application-source-code
113 title: Probing the application's source code
114 - id: building-tracepoint-providers-and-user-application
115 title: Building/linking tracepoint providers and the user application
118 title: Static linking
119 - id: dynamic-linking
120 title: Dynamic linking
121 - id: using-lttng-ust-with-daemons
122 title: Using <span class="reset-text-transform">LTTng</span>-UST with daemons
123 - id: lttng-ust-pkg-config
124 title: <span class="reset-text-transform">pkg-config</span>
126 title: Using <code>tracef()</code>
128 title: Using <code>tracelog()</code>
129 - id: lttng-ust-environment-variables-compiler-flags
130 title: <span class="reset-text-transform">LTTng</span>-UST environment variables and special compilation flags
131 - id: cxx-application
132 title: C++ application
133 - id: prebuilt-ust-helpers
134 title: Prebuilt user space tracing helpers
136 - id: liblttng‑ust‑libc‑pthread-wrapper
137 title: C standard library and POSIX threads tracing
138 - id: liblttng‑ust‑cyg‑profile
139 title: Function tracing
140 - id: liblttng‑ust‑dl
141 title: Dynamic linker tracing
142 - id: java-application
143 title: Java application
146 title: <code>java.util.logging</code>
148 title: Apache log4j 1.2
149 - id: instrumenting-linux-kernel
152 - id: instrumenting-linux-kernel-itself
153 title: Instrumenting the Linux kernel for <span class="reset-text-transform">LTTng</span>
155 - id: mainline-trace-event
156 title: Defining/using tracepoints with mainline <code>TRACE_EVENT()</code> infrastructure
157 - id: lttng-adaptation-layer
158 title: Adding the <span class="reset-text-transform">LTTng</span> adaptation layer
159 - id: instrumenting-linux-kernel-tracing
161 - id: instrumenting-out-of-tree-linux-kernel
162 title: Instrumenting an out-of-tree Linux kernel module for <span class="reset-text-transform">LTTng</span>
163 - id: proc-lttng-logger-abi
164 title: <span class="reset-text-transform">LTTng</span> logger ABI
165 - id: advanced-instrumenting-techniques
166 title: Advanced techniques
168 - id: instrumenting-32-bit-app-on-64-bit-system
169 title: Instrumenting a 32-bit application on a 64-bit system
171 - id: building-32-bit-userspace-rcu
172 title: Building 32-bit Userspace RCU
173 - id: building-32-bit-lttng-ust
174 title: Building 32-bit <span class="reset-text-transform">LTTng</span>-UST
175 - id: building-32-bit-lttng-tools
176 title: Building 32-bit <span class="reset-text-transform">LTTng</span>-tools
177 - id: building-64-bit-lttng-tools
178 title: Building 64-bit <span class="reset-text-transform">LTTng</span>-tools
179 - id: building-instrumented-32-bit-c-application
180 title: Building an instrumented 32-bit C application
181 - id: running-32-bit-and-64-bit-c-applications
182 title: Running 32-bit and 64-bit versions of an instrumented C application
183 - id: controlling-tracing
184 title: Controlling tracing
186 - id: creating-destroying-tracing-sessions
187 title: Creating and destroying tracing sessions
188 - id: enabling-disabling-events
189 title: Enabling and disabling events
190 - id: basic-tracing-session-control
191 title: Basic tracing session control
192 - id: enabling-disabling-channels
193 title: Enabling and disabling channels
195 - id: fine-tuning-channels
196 title: Fine-tuning channels
198 title: Adding some context to channels
199 - id: saving-loading-tracing-session
200 title: Saving and loading tracing session configurations
201 - id: sending-trace-data-over-the-network
202 title: Sending trace data over the network
204 title: Viewing events as they arrive
205 - id: taking-a-snapshot
206 title: Taking a snapshot
208 title: Machine interface
212 - id: online-lttng-manpages
213 title: Online <span class="reset-text-transform">LTTng</span> man pages
215 title: <span class="reset-text-transform">LTTng</span>-UST
218 title: <span class="reset-text-transform">LTTng</span>-UST library (<code>liblttng‑ust</code>)
220 - id: liblttng-ust-tp-fields
221 title: Tracepoint fields macros (for <code>TP_FIELDS()</code>)
222 - id: liblttng-ust-tracepoint-loglevel
223 title: Tracepoint log levels (for <code>TRACEPOINT_LOGLEVEL()</code>)
224 - id: lttng-modules-ref
225 title: <span class="reset-text-transform">LTTng</span>-modules
227 - id: lttng-modules-tp-struct-entry
228 title: Tracepoint fields macros (for <code>TP_STRUCT__entry()</code>)
229 - id: lttng-modules-tp-fast-assign
230 title: Tracepoint assignment macros (for <code>TP_fast_assign()</code>)