XHProf: Hierarchical Profiler Report

Diff Report: Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for function_exists

function_exists	Run #539205a48c548	Run #539206aca7ae8	Diff	Diff%
Number of Function Calls	785	802	17	2.2%
Incl. Wall Time (microsec)	988	1,012	24	2.4%
Incl. Wall Time (microsec) per call	1	1	0	0.3%
Excl. Wall Time (microsec)	988	1,012	24	2.4%
Incl. CPU (microsecs)	1,778	1,798	20	1.1%
Incl. CPU (microsecs) per call	2	2	-0	-1.0%
Excl. CPU (microsec)	1,778	1,798	20	1.1%
Incl. MemUse (bytes)	7,992	7,992	0	0.0%
Incl. MemUse (bytes) per call	10	10	-0	-2.1%
Excl. MemUse (bytes)	7,992	7,992	0	0.0%
Incl. PeakMemUse (bytes)	5,952	5,328	-624	-10.5%
Incl. PeakMemUse (bytes) per call	8	7	-1	-12.4%
Excl. PeakMemUse (bytes)	5,952	5,328	-624	-10.5%

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	17	100.0%	24	0.5%	20	0.5%	0	0.0%	-624	-0.6%
Exclusive Metrics Diff for Current Function			24	100.0%	20	100.0%	0	N/A%	-624	-100.0%
*Parent functions*
_theme@1	2	11.8%	13	54.2%	37	185.0%	0	N/A%	-296	-47.4%
_theme@2	7	41.2%	13	54.2%	20	100.0%	0	N/A%	-296	-47.4%
_theme@3	0	0.0%	-9	-37.5%	-10	-50.0%	0	N/A%	-72	-11.5%
_theme	6	35.3%	8	33.3%	0	0.0%	0	N/A%	48	7.7%
Drupal\Core\Extension\ModuleHandler::getImplementationInfo	0	0.0%	4	16.7%	-4	-20.0%	0	N/A%	36	5.8%
_drupal_theme_initialize	0	0.0%	-1	-4.2%	-2	-10.0%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	0.0%	-1	-4.2%	-6	-30.0%	0	N/A%	0	0.0%
Drupal\Component\Utility\Unicode::check	0	0.0%	-1	-4.2%	-1	-5.0%	0	N/A%	0	0.0%
Drupal\Core\StringTranslation\TranslationManager::formatPlural	0	0.0%	-1	-4.2%	0	0.0%	0	N/A%	-224	-35.9%
Drupal\Core\Extension\ModuleHandler::alter	2	11.8%	-1	-4.2%	-5	-25.0%	0	N/A%	-200	-32.1%
module_load_include	0	0.0%	0	0.0%	-1	-5.0%	0	N/A%	0	0.0%
GuzzleHttp\Client::getDefaultAdapter	0	0.0%	0	0.0%	-2	-10.0%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::implementsHook	0	0.0%	0	0.0%	1	5.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Response::send	0	0.0%	0	0.0%	2	10.0%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::invokeAll	0	0.0%	0	0.0%	-9	-45.0%	0	N/A%	0	0.0%
Drupal\Core\Entity\EntityForm::prepareInvokeAll	0	0.0%	0	0.0%	-1	-5.0%	0	N/A%	0	0.0%
Drupal\Component\Utility\Crypt::randomBytes	0	0.0%	0	0.0%	1	5.0%	0	N/A%	0	0.0%
run_init::Extension/Core.php	0	0.0%	0	0.0%	0	0.0%	0	N/A%	380	60.9%