XHProf: Hierarchical Profiler Report

Diff Report: Run #518080a5ca60d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518081a41c05e: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

array_key_exists	Run #518080a5ca60d	Run #518081a41c05e	Diff	Diff%
Number of Function Calls	540	338	-202	-37.4%
Incl. Wall Time (microsec)	408	220	-188	-46.1%
Incl. Wall Time (microsec) per call	1	1	-0	-13.9%
Excl. Wall Time (microsec)	408	220	-188	-46.1%
Incl. CPU (microsecs)	754	473	-281	-37.3%
Incl. CPU (microsecs) per call	1	1	0	0.2%
Excl. CPU (microsec)	754	473	-281	-37.3%
Incl. MemUse (bytes)	7,200	7,200	0	0.0%
Incl. MemUse (bytes) per call	13	21	8	59.8%
Excl. MemUse (bytes)	7,200	7,200	0	0.0%
Incl. PeakMemUse (bytes)	5,704	5,144	-560	-9.8%
Incl. PeakMemUse (bytes) per call	11	15	5	44.1%
Excl. PeakMemUse (bytes)	5,704	5,144	-560	-9.8%

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*
array_key_exists	-202	-100.0%	-188	-15.4%	-281	-21.7%	0	0.0%	-560	-12.9%
Exclusive Metrics Diff for Current Function			-188	-100.0%	-281	-100.0%	0	N/A%	-560	-100.0%
*Parent functions*
Drupal\Component\Utility\NestedArray::getValue	0	0.0%	0	0.0%	-5	-1.8%	0	N/A%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::offsetExists	0	0.0%	8	4.3%	3	1.1%	0	N/A%	-560	-100.0%
drupal_static	1	0.5%	-3	-1.6%	-3	-1.1%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\HeaderBag::get	0	0.0%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\HeaderBag::has	0	0.0%	-1	-0.5%	-4	-1.4%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::get	-203	-100.5%	-191	-101.6%	-272	-96.8%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::has	0	0.0%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Twig_Template::getAttribute	0	0.0%	-1	-0.5%	0	0.0%	0	N/A%	0	0.0%
_form_builder_handle_input_element	0	0.0%	0	0.0%	0	0.0%	0	N/A%	0	0.0%