XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for function_exists

function_exists	Run #51ec517fc2424	Run #51ec52a09990a	Diff	Diff%
Number of Function Calls	544	546	2	0.4%
Incl. Wall Time (microsec)	561	569	8	1.4%
Incl. Wall Time (microsec) per call	1	1	0	1.1%
Excl. Wall Time (microsec)	561	569	8	1.4%
Incl. CPU (microsecs)	941	938	-3	-0.3%
Incl. CPU (microsecs) per call	2	2	-0	-0.7%
Excl. CPU (microsec)	941	938	-3	-0.3%
Incl. MemUse (bytes)	19,824	19,800	-24	-0.1%
Incl. MemUse (bytes) per call	36	36	-0	-0.5%
Excl. MemUse (bytes)	19,824	19,800	-24	-0.1%
Incl. PeakMemUse (bytes)	8,376	8,368	-8	-0.1%
Incl. PeakMemUse (bytes) per call	15	15	-0	-0.5%
Excl. PeakMemUse (bytes)	8,376	8,368	-8	-0.1%

Parent/Child Regression/Improvement report for function_exists [View Callgraph Diff]

Function Name	Calls Diff	Calls Diff%	Incl. Wall Diff (microsec)	IWall Diff%	Incl. CPU Diff (microsec)	ICpu Diff%	Incl. MemUse Diff (bytes)	IMemUse Diff%	Incl. PeakMemUse Diff (bytes)	IPeakMemUse Diff%
*Current Function*
function_exists	2	100.0%	8	0.2%	-3	-0.1%	-24	-0.1%	-8	-0.0%
Exclusive Metrics Diff for Current Function			8	100.0%	-3	-100.0%	-24	-100.0%	-8	-100.0%
*Parent functions*
Symfony\Component\HttpFoundation\Response::send	0	0.0%	7	87.5%	7	233.3%	0	0.0%	0	0.0%
theme	2	100.0%	3	37.5%	1	33.3%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter	0	0.0%	2	25.0%	8	266.7%	0	0.0%	-48	-600.0%
Drupal\Core\Extension\CachedModuleHandler::getImplementationInfo	0	0.0%	-2	-25.0%	9	300.0%	0	0.0%	0	0.0%
theme@2	0	0.0%	-1	-12.5%	-2	-66.7%	0	0.0%	40	500.0%
theme@1	0	0.0%	1	12.5%	-16	-533.3%	-24	-100.0%	0	0.0%
theme@3	0	0.0%	-1	-12.5%	1	33.3%	0	0.0%	0	0.0%
run_init::Extension/Core.php	0	0.0%	-1	-12.5%	-2	-66.7%	0	0.0%	0	0.0%
drupal_get_title	0	0.0%	0	0.0%	-2	-66.7%	0	0.0%	0	0.0%
rdf_get_namespaces	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme@4	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	0.0%	0	0.0%	-1	-33.3%	0	0.0%	0	0.0%
drupal_prepare_form	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
_form_builder_handle_input_element	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
module_load_include	0	0.0%	0	0.0%	1	33.3%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::invokeAll@1	0	0.0%	0	0.0%	-1	-33.3%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::invokeAll	0	0.0%	0	0.0%	-3	-100.0%	0	0.0%	0	0.0%
Drupal\Component\Utility\Crypt::randomBytes	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Component\Uuid\Uuid::determinePlugin	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
_drupal_theme_initialize	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::implementsHook	0	0.0%	0	0.0%	1	33.3%	0	0.0%	0	0.0%
Drupal\Core\EventSubscriber\LegacyControllerSubscriber::onKernelControllerLegacy	0	0.0%	0	0.0%	-1	-33.3%	0	0.0%	0	0.0%
Symfony\Component\HttpKernel\Controller\ControllerResolver::getController	0	0.0%	0	0.0%	-2	-66.7%	0	0.0%	0	0.0%
drupal_get_filename	0	0.0%	0	0.0%	-1	-33.3%	0	0.0%	0	0.0%
Drupal\Component\Utility\Unicode::check	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%