XHProf: Hierarchical Profiler Report

Diff Report: Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bbaa8fc1d: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for function_exists

function_exists	Run #51f5bb078e5a7	Run #51f5bbaa8fc1d	Diff	Diff%
Number of Function Calls	546	618	72	13.2%
Incl. Wall Time (microsec)	568	624	56	9.9%
Incl. Wall Time (microsec) per call	1	1	-0	-2.9%
Excl. Wall Time (microsec)	568	624	56	9.9%
Incl. CPU (microsecs)	949	1,022	73	7.7%
Incl. CPU (microsecs) per call	2	2	-0	-4.9%
Excl. CPU (microsec)	949	1,022	73	7.7%
Incl. MemUse (bytes)	15,760	15,768	8	0.1%
Incl. MemUse (bytes) per call	29	26	-3	-11.6%
Excl. MemUse (bytes)	15,760	15,768	8	0.1%
Incl. PeakMemUse (bytes)	5,600	5,984	384	6.9%
Incl. PeakMemUse (bytes) per call	10	10	-1	-5.6%
Excl. PeakMemUse (bytes)	5,600	5,984	384	6.9%

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	72	100.0%	56	1.2%	73	1.7%	8	0.0%	384	0.7%
Exclusive Metrics Diff for Current Function			56	100.0%	73	100.0%	8	100.0%	384	100.0%
*Parent functions*
Drupal\Core\Extension\ModuleHandler::alter	66	91.7%	66	117.9%	108	147.9%	0	0.0%	408	106.2%
theme@3	0	0.0%	-4	-7.1%	-5	-6.8%	0	0.0%	-144	-37.5%
theme@2	0	0.0%	-6	-10.7%	-11	-15.1%	0	0.0%	80	20.8%
theme@4	0	0.0%	-10	-17.9%	-29	-39.7%	0	0.0%	80	20.8%
Drupal\Core\Extension\CachedModuleHandler::getImplementationInfo	6	8.3%	9	16.1%	17	23.3%	8	100.0%	56	14.6%
theme@1	0	0.0%	0	0.0%	-4	-5.5%	0	0.0%	-48	-12.5%
theme	0	0.0%	-1	-1.8%	-5	-6.8%	0	0.0%	-48	-12.5%
_form_builder_handle_input_element	0	0.0%	0	0.0%	1	1.4%	0	0.0%	0	0.0%
run_init::Extension/Core.php	0	0.0%	0	0.0%	1	1.4%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\Response::send	0	0.0%	0	0.0%	-1	-1.4%	0	0.0%	0	0.0%
drupal_get_filename	0	0.0%	0	0.0%	-1	-1.4%	0	0.0%	0	0.0%
rdf_get_namespaces	0	0.0%	0	0.0%	1	1.4%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	0.0%	0	0.0%	-1	-1.4%	0	0.0%	0	0.0%
Drupal\Component\Utility\Crypt::randomBytes	0	0.0%	0	0.0%	1	1.4%	0	0.0%	0	0.0%
Drupal\Component\Uuid\Uuid::determinePlugin	0	0.0%	1	1.8%	1	1.4%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::invokeAll	0	0.0%	0	0.0%	2	2.7%	0	0.0%	0	0.0%
_drupal_theme_initialize	0	0.0%	0	0.0%	-5	-6.8%	0	0.0%	0	0.0%
format_plural	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Component\Utility\Unicode::check	0	0.0%	1	1.8%	2	2.7%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::implementsHook	0	0.0%	0	0.0%	1	1.4%	0	0.0%	0	0.0%