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+<?xml version="1.0"?>
+
+<!--
+  Copyright (C) Nginx, Inc.
+  -->
+
+<!DOCTYPE module SYSTEM "../../../dtd/module.dtd">
+
+<module name="Module ngx_google_perftools_module"
+        link="/en/docs/ngx_google_perftools_module.html"
+        lang="en"
+        rev="1">
+
+<section id="summary">
+
+<para>
+The <literal>ngx_google_perftoos_module</literal> module (0.6.29) enables
+profiling of nginx worker processes using
+<link url="https://github.com/gperftools/gperftools">Google Performance Tools</link>.
+The module is intended for nginx developers.
+</para>
+
+<para>
+This module is not built by default, it should be enabled with the
+<literal>--with-google_perftools_module</literal>
+configuration parameter.
+<note>
+This module requires the
+<link url="https://github.com/gperftools/gperftools">gperftools</link> library.
+</note>
+</para>
+
+</section>
+
+
+<section id="example" name="Example Configuration">
+
+<para>
+<example>
+google_perftools_profiles /path/to/profile;
+</example>
+Profiles will be stored as
+<literal>/path/to/profile.&lt;worker_pid&gt;</literal>.
+</para>
+
+</section>
+
+
+<section id="directives" name="Directives">
+
+<directive name="google_perftools_profiles">
+<syntax><value>file</value></syntax>
+<default/>
+<context>main</context>
+
+<para>
+Sets a file name that keeps profiling information of
+nginx worker process.
+The ID of the worker process is always a part of the file name
+and is appended to the end of the file name, after a dot.
+</para>
+
+</directive>
+
+</section>
+
+</module>