From 8479dc56904506627e8f9bc2923e810bd18aa8d7 Mon Sep 17 00:00:00 2001
From: Robert Sesek <rsesek@bluestatic.org>
Date: Sat, 18 Apr 2020 14:54:38 -0400
Subject: [PATCH] Record total memory usage in debug messages.

---
 framework/kernel.php | 9 +++++++++
 includes/init.php    | 1 +
 2 files changed, 10 insertions(+)

diff --git a/framework/kernel.php b/framework/kernel.php
index 132506b..8c5513f 100644
--- a/framework/kernel.php
+++ b/framework/kernel.php
@@ -158,6 +158,8 @@ define('REQ_NO', 0);
 *		ISSO_MT_START - Define the microtime() value at the top of your
 *						script and this will calculate the total execution
 *						time
+*		ISSO_MEMORY_START - The result of memory_get_usage(true) at the start of
+*							the script.
 *		SVN - Place SVN keywords (like $Id) to display the information on output
 *
 * @author		Blue Static
@@ -1209,6 +1211,13 @@ class ISSO
 				$debug .= "\n\t<li><strong>Total Execution Time:</strong> " . round($this->modules['functions']->fetch_microtime_diff(ISSO_MT_START), 10) . "</li>";
 			}
 
+			// total memory usage KB
+			if (defined('ISSO_MEMORY_START'))
+			{
+				$end = memory_get_usage(true);
+				$debug .= "\n\t<li><strong>Total Memory Usage:</strong> " . ($end - ISSO_MEMORY_USAGE)/1024 . " KB</li>";
+			}
+
 			// debug notices
 			$debug .= "\n\t<li>\n\t\t<select>\n\t\t\t<option>Debug Notices (" . sizeof($this->debuginfo) . ")</option>";
 			foreach ((array)$this->debuginfo AS $msg)
diff --git a/includes/init.php b/includes/init.php
index 4f5c88b..1bb9e6c 100644
--- a/includes/init.php
+++ b/includes/init.php
@@ -25,6 +25,7 @@ error_reporting(E_ALL & ~E_NOTICE);
 // initialize the database
 
 define('ISSO_MT_START', microtime());
+define('ISSO_MEMORY_START', memory_get_usage(true));
 define('ISSO_CHECK_POST_REFERER', 1);
 
 require_once('./includes/version.php');
-- 
2.22.5