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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>Chapter 3. Timestamp Functions</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="SystemTap Tapset Reference Manual"><link rel="up" href="index.html" title="SystemTap Tapset Reference Manual"><link rel="prev" href="API-usymname.html" title="function::usymname"><link rel="next" href="API-HZ.html" title="function::HZ"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 3. Timestamp Functions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-usymname.html">Prev</a> </td><th width="60%" align="center"> </th><td width="20%" align="right"> <a accesskey="n" href="API-HZ.html">Next</a></td></tr></table><hr></div><div class="chapter" title="Chapter 3. Timestamp Functions"><div class="titlepage"><div><div><h2 class="title"><a name="timestamp_stp"></a>Chapter 3. Timestamp Functions</h2></div></div></div><p>
Each timestamp function returns a value to indicate when
a function is executed.
These returned values can then be used to indicate
when an event occurred, provide an ordering for events, or compute
the amount of time elapsed between two time stamps.
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