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API15

JProfiler/getMemory

From Joomla! Documentation

< API15:JProfiler
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Contents

Description

Get information about current memory usage.

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Syntax

getMemory()


Returns

int The memory usage

Defined in

libraries/joomla/error/profiler.php

Importing

jimport( 'joomla.error.profiler' );

Source Body

function getMemory()
{
        static $isWin;
 
        if (function_exists( 'memory_get_usage' )) {
                return memory_get_usage();
        } else {
                // Determine if a windows server
                if (is_null( $isWin )) {
                        $isWin = (substr(PHP_OS, 0, 3) == 'WIN');
                }
 
                // Initialize variables
                $output = array();
                $pid = getmypid();
 
                if ($isWin) {
                        // Windows workaround
                        @exec( 'tasklist /FI "PID eq ' . $pid . '" /FO LIST', $output );
                        if (!isset($output[5])) {
                                $output[5] = null;
                        }
                        return substr( $output[5], strpos( $output[5], ':' ) + 1 );
                } else {
                        @exec("ps -o rss -p $pid", $output);
                        return $output[1] *1024;
                }
        }
}

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Examples

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