diff --git a/src/App.php b/src/App.php
index 6e1f83fdd6..e61b8dbae4 100644
--- a/src/App.php
+++ b/src/App.php
@@ -493,7 +493,7 @@ class App
 
 		unset($db_host, $db_user, $db_pass, $db_data, $charset);
 
-		$this->profiler->saveTimestamp($stamp1, 'network');
+		$this->profiler->saveTimestamp($stamp1, 'network', Core\System::callstack());
 	}
 
 	public function getScheme()
@@ -1189,7 +1189,7 @@ class App
 		if (!$this->isBackend()) {
 			$stamp1 = microtime(true);
 			session_start();
-			$this->profiler->saveTimestamp($stamp1, 'parser');
+			$this->profiler->saveTimestamp($stamp1, 'parser', Core\System::callstack());
 			Core\L10n::setSessionVariable();
 			Core\L10n::setLangFromSession();
 		} else {
diff --git a/src/Content/Text/BBCode.php b/src/Content/Text/BBCode.php
index 75cb32b626..e9b5f98d0b 100644
--- a/src/Content/Text/BBCode.php
+++ b/src/Content/Text/BBCode.php
@@ -1027,7 +1027,7 @@ class BBCode extends BaseObject
 			@curl_exec($ch);
 			$curl_info = @curl_getinfo($ch);
 
-			$a->getProfiler()->saveTimestamp($stamp1, "network");
+			$a->getProfiler()->saveTimestamp($stamp1, "network", System::callstack());
 
 			if (substr($curl_info["content_type"], 0, 6) == "image/") {
 				$text = "[url=" . $match[1] . "]" . $match[1] . "[/url]";
@@ -1086,7 +1086,7 @@ class BBCode extends BaseObject
 			@curl_exec($ch);
 			$curl_info = @curl_getinfo($ch);
 
-			$a->getProfiler()->saveTimestamp($stamp1, "network");
+			$a->getProfiler()->saveTimestamp($stamp1, "network", System::callstack());
 
 			// if its a link to a picture then embed this picture
 			if (substr($curl_info["content_type"], 0, 6) == "image/") {
@@ -1915,7 +1915,7 @@ class BBCode extends BaseObject
 		// unmask the special chars back to HTML
 		$text = str_replace(['&\_lt\_;', '&\_gt\_;', '&\_amp\_;'], ['<', '>', '&'], $text);
 
-		$a->getProfiler()->saveTimestamp($stamp1, "parser");
+		$a->getProfiler()->saveTimestamp($stamp1, "parser", System::callstack());
 
 		// Libertree has a problem with escaped hashtags.
 		$text = str_replace(['\#'], ['#'], $text);
diff --git a/src/Content/Text/Markdown.php b/src/Content/Text/Markdown.php
index 28ee215b26..e3e2cd3ac9 100644
--- a/src/Content/Text/Markdown.php
+++ b/src/Content/Text/Markdown.php
@@ -7,6 +7,7 @@
 namespace Friendica\Content\Text;
 
 use Friendica\BaseObject;
+use Friendica\Core\System;
 use Friendica\Model\Contact;
 use Michelf\MarkdownExtra;
 
@@ -36,7 +37,7 @@ class Markdown extends BaseObject
 		$html = $MarkdownParser->transform($text);
 		$html = preg_replace('/<a(.*?)href="#/is', '<a$1href="' . ltrim($_SERVER['REQUEST_URI'], '/') . '#', $html);
 
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, "parser");
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, "parser", System::callstack());
 
 		return $html;
 	}
diff --git a/src/Core/Addon.php b/src/Core/Addon.php
index 483882c3ed..7957e08350 100644
--- a/src/Core/Addon.php
+++ b/src/Core/Addon.php
@@ -219,7 +219,7 @@ class Addon extends BaseObject
 
 		$stamp1 = microtime(true);
 		$f = file_get_contents("addon/$addon/$addon.php");
-		$a->getProfiler()->saveTimestamp($stamp1, "file");
+		$a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 
 		$r = preg_match("|/\*.*\*/|msU", $f, $m);
 
diff --git a/src/Core/Cache.php b/src/Core/Cache.php
index cd1581ef93..cadb2444b5 100644
--- a/src/Core/Cache.php
+++ b/src/Core/Cache.php
@@ -63,7 +63,7 @@ class Cache extends \Friendica\BaseObject
 
 		$return = self::getDriver()->getAllKeys($prefix);
 
-		self::getApp()->getProfiler()->saveTimestamp($time, 'cache');
+		self::getApp()->getProfiler()->saveTimestamp($time, 'cache', System::callstack());
 
 		return $return;
 	}
@@ -82,7 +82,7 @@ class Cache extends \Friendica\BaseObject
 
 		$return = self::getDriver()->get($key);
 
-		self::getApp()->getProfiler()->saveTimestamp($time, 'cache');
+		self::getApp()->getProfiler()->saveTimestamp($time, 'cache', System::callstack());
 
 		return $return;
 	}
@@ -105,7 +105,7 @@ class Cache extends \Friendica\BaseObject
 
 		$return = self::getDriver()->set($key, $value, $duration);
 
-		self::getApp()->getProfiler()->saveTimestamp($time, 'cache_write');
+		self::getApp()->getProfiler()->saveTimestamp($time, 'cache_write', System::callstack());
 
 		return $return;
 	}
@@ -124,7 +124,7 @@ class Cache extends \Friendica\BaseObject
 
 		$return = self::getDriver()->delete($key);
 
-		self::getApp()->getProfiler()->saveTimestamp($time, 'cache_write');
+		self::getApp()->getProfiler()->saveTimestamp($time, 'cache_write', System::callstack());
 
 		return $return;
 	}
diff --git a/src/Core/Logger.php b/src/Core/Logger.php
index 69be501a3d..0712c91b1c 100644
--- a/src/Core/Logger.php
+++ b/src/Core/Logger.php
@@ -155,7 +155,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->emergency($message, $context);
-		self::getApp()->GetProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->GetProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -179,7 +179,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->alert($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -202,7 +202,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->critical($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -225,7 +225,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->error($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -249,7 +249,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->warning($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -270,7 +270,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->notice($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -293,7 +293,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->info($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
 	/**
@@ -314,7 +314,7 @@ class Logger extends BaseObject
 
 		$stamp1 = microtime(true);
 		self::$logger->debug($message, $context);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file');
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, 'file', System::callstack());
 	}
 
     /**
@@ -334,7 +334,7 @@ class Logger extends BaseObject
 
         $stamp1 = microtime(true);
 		self::$logger->log($level, $msg);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, "file");
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
     }
 
 	/**
@@ -355,6 +355,6 @@ class Logger extends BaseObject
 
         $stamp1 = microtime(true);
         self::$devLogger->log($level, $msg);
-		self::getApp()->getProfiler()->saveTimestamp($stamp1, "file");
+		self::getApp()->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
     }
 }
diff --git a/src/Core/Renderer.php b/src/Core/Renderer.php
index c032448c98..8844f26881 100644
--- a/src/Core/Renderer.php
+++ b/src/Core/Renderer.php
@@ -74,7 +74,7 @@ class Renderer extends BaseObject
             exit();
         }
 
-		$a->getProfiler()->saveTimestamp($stamp1, "rendering");
+		$a->getProfiler()->saveTimestamp($stamp1, "rendering", System::callstack());
 
         return $output;
     }
@@ -101,7 +101,7 @@ class Renderer extends BaseObject
             exit();
         }
 
-        $a->getProfiler()->saveTimestamp($stamp1, "file");
+        $a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 
         return $template;
     }
diff --git a/src/Core/Theme.php b/src/Core/Theme.php
index dbfc0fd908..5479f8f46f 100644
--- a/src/Core/Theme.php
+++ b/src/Core/Theme.php
@@ -51,7 +51,7 @@ class Theme
 		$a = \get_app();
 		$stamp1 = microtime(true);
 		$theme_file = file_get_contents("view/theme/$theme/theme.php");
-		$a->getProfiler()->saveTimestamp($stamp1, "file");
+		$a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 
 		$result = preg_match("|/\*.*\*/|msU", $theme_file, $matches);
 
diff --git a/src/Database/DBA.php b/src/Database/DBA.php
index 7c24ecfd33..edef309015 100644
--- a/src/Database/DBA.php
+++ b/src/Database/DBA.php
@@ -587,7 +587,7 @@ class DBA
 			self::$errorno = $errorno;
 		}
 
-		self::$profiler->saveTimestamp($stamp1, 'database');
+		self::$profiler->saveTimestamp($stamp1, 'database', System::callstack());
 
 		if (self::$configCache->get('system', 'db_log')) {
 			$stamp2 = microtime(true);
@@ -658,7 +658,7 @@ class DBA
 			self::$errorno = $errorno;
 		}
 
-		self::$profiler->saveTimestamp($stamp, "database_write");
+		self::$profiler->saveTimestamp($stamp, "database_write", System::callstack());
 
 		return $retval;
 	}
@@ -827,7 +827,7 @@ class DBA
 				}
 		}
 
-		self::$profiler->saveTimestamp($stamp1, 'database');
+		self::$profiler->saveTimestamp($stamp1, 'database', System::callstack());
 
 		return $columns;
 	}
@@ -1564,7 +1564,7 @@ class DBA
 				break;
 		}
 
-		self::$profiler->saveTimestamp($stamp1, 'database');
+		self::$profiler->saveTimestamp($stamp1, 'database', System::callstack());
 
 		return $ret;
 	}
diff --git a/src/Object/Image.php b/src/Object/Image.php
index c439553754..45c8bedeaf 100644
--- a/src/Object/Image.php
+++ b/src/Object/Image.php
@@ -656,7 +656,7 @@ class Image
 
 		$stamp1 = microtime(true);
 		file_put_contents($path, $string);
-		$a->getProfiler()->saveTimestamp($stamp1, "file");
+		$a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 	}
 
 	/**
@@ -802,7 +802,7 @@ class Image
 					$a = \get_app();
 					$stamp1 = microtime(true);
 					file_put_contents($tempfile, $img_str);
-					$a->getProfiler()->saveTimestamp($stamp1, "file");
+					$a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 
 					$data = getimagesize($tempfile);
 					unlink($tempfile);
@@ -910,7 +910,7 @@ class Image
 
 			$stamp1 = microtime(true);
 			$imagedata = @file_get_contents($url);
-			$a->getProfiler()->saveTimestamp($stamp1, "file");
+			$a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 		}
 
 		$maximagesize = Config::get('system', 'maximagesize');
@@ -924,7 +924,7 @@ class Image
 
 		$stamp1 = microtime(true);
 		file_put_contents($tempfile, $imagedata);
-		$a->getProfiler()->saveTimestamp($stamp1, "file");
+		$a->getProfiler()->saveTimestamp($stamp1, "file", System::callstack());
 
 		$data = getimagesize($tempfile);
 
diff --git a/src/Util/Network.php b/src/Util/Network.php
index 4d5afa3a36..cda8c9a71d 100644
--- a/src/Util/Network.php
+++ b/src/Util/Network.php
@@ -232,7 +232,7 @@ class Network
 
 		@curl_close($ch);
 
-		$a->getProfiler()->saveTimestamp($stamp1, 'network');
+		$a->getProfiler()->saveTimestamp($stamp1, 'network', System::callstack());
 
 		return $curlResponse;
 	}
@@ -334,7 +334,7 @@ class Network
 
 		curl_close($ch);
 
-		$a->getProfiler()->saveTimestamp($stamp1, 'network');
+		$a->getProfiler()->saveTimestamp($stamp1, 'network', System::callstack());
 
 		Logger::log('post_url: end ' . $url, Logger::DATA);
 
@@ -641,7 +641,7 @@ class Network
 		$http_code = $curl_info['http_code'];
 		curl_close($ch);
 
-		$a->getProfiler()->saveTimestamp($stamp1, "network");
+		$a->getProfiler()->saveTimestamp($stamp1, "network", System::callstack());
 
 		if ($http_code == 0) {
 			return $url;
@@ -683,7 +683,7 @@ class Network
 		$body = curl_exec($ch);
 		curl_close($ch);
 
-		$a->getProfiler()->saveTimestamp($stamp1, "network");
+		$a->getProfiler()->saveTimestamp($stamp1, "network", System::callstack());
 
 		if (trim($body) == "") {
 			return $url;
diff --git a/src/Util/Profiler.php b/src/Util/Profiler.php
index 7bf30a2775..f65bede152 100644
--- a/src/Util/Profiler.php
+++ b/src/Util/Profiler.php
@@ -2,7 +2,6 @@
 
 namespace Friendica\Util;
 
-use Friendica\Core;
 use Psr\Container\ContainerExceptionInterface;
 use Psr\Container\ContainerInterface;
 use Psr\Container\NotFoundExceptionInterface;
@@ -58,8 +57,9 @@ class Profiler implements ContainerInterface
 	 *
 	 * @param int $timestamp the Timestamp
 	 * @param string $value A value to profile
+	 * @param string $callstack The callstack of the current profiling data
 	 */
-	public function saveTimestamp($timestamp, $value)
+	public function saveTimestamp($timestamp, $value, $callstack = '')
 	{
 		if (!$this->enabled) {
 			return;
@@ -75,8 +75,6 @@ class Profiler implements ContainerInterface
 		$this->performance[$value] += (float) $duration;
 		$this->performance['marktime'] += (float) $duration;
 
-		$callstack = Core\System::callstack();
-
 		if (!isset($this->callstack[$value][$callstack])) {
 			// Prevent ugly E_NOTICE
 			$this->callstack[$value][$callstack] = 0;