Source of: /manual/en/function.sys-getloadavg.php


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<div id="function.sys-getloadavg" class="refentry">

 <div class="refnamediv">

  <h1 class="refname">sys_getloadavg</h1>

  <p class="verinfo">(PHP 5 &gt;= 5.1.3)</p><p class="refpurpose"><span class="refname">sys_getloadavg</span> &mdash; <span class="dc-title">Gets system load average</span></p>



 </div>

 <a name="function.sys-getloadavg.description"></a><div class="refsect1 description">

  <h3 class="title">Description</h3>

  <div class="methodsynopsis dc-description">

   <span class="type">array</span> <span class="methodname"><b>sys_getloadavg</b></span>

    ( <span class="methodparam">void</span>

   )</div>



  <p class="para rdfs-comment">

   Returns three samples representing the average system load

   (the number of processes in the system run queue) over the last 1, 5 and 15

   minutes, respectively.

  </p>

 </div>





 <a name="function.sys-getloadavg.returnvalues"></a><div class="refsect1 returnvalues">

  <h3 class="title">Return Values</h3>

  <p class="para">

   Returns an <a href="language.types.array.php" class="type array">array</a> with three samples (last 1, 5 and 15

   minutes).

  </p>

 </div>





 <a name="function.sys-getloadavg.examples"></a><div class="refsect1 examples">

  <h3 class="title">Examples</h3>

  <p class="para">

   </p><div class="example">

    <p><b>Example #1 A <b>sys_getloadavg()</b> example</b></p>

    <div class="example-contents programlisting">

<div class="phpcode"><code><span style="color: #000000">

<span style="color: #0000BB">&lt;?php<br />$load&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">sys_getloadavg</span><span style="color: #007700">();<br />if&nbsp;(</span><span style="color: #0000BB">$load</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">]&nbsp;&gt;&nbsp;</span><span style="color: #0000BB">80</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">'HTTP/1.1&nbsp;503&nbsp;Too&nbsp;busy,&nbsp;try&nbsp;again&nbsp;later'</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;die(</span><span style="color: #DD0000">'Server&nbsp;too&nbsp;busy.&nbsp;Please&nbsp;try&nbsp;again&nbsp;later.'</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?&gt;</span>

</span>

</code></div>

    </div>



   </div><p>

  </p>

 </div>





 <a name="function.sys-getloadavg.notes"></a><div class="refsect1 notes">

  <h3 class="title">Notes</h3>

  <blockquote><p><b class="note">Note</b>: <span class="simpara">This function is not

implemented on Windows platforms.</span></p></blockquote>

 </div>





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Source of: /manual/en/function.sys-getloadavg.php
