XHProf: Hierarchical Profiler Report

Diff Report: Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Template\Attribute::offsetSet	Run #519d4dc9980f7	Run #519d4cd4e396d	Diff	Diff%
Number of Function Calls	1,010	990	-20	-2.0%
Incl. Wall Time (microsec)	14,514	14,276	-238	-1.6%
Incl. Wall Time (microsec) per call	14	14	0	0.3%
Excl. Wall Time (microsec)	10,436	10,291	-145	-1.4%
Incl. CPU (microsecs)	15,523	15,220	-303	-2.0%
Incl. CPU (microsecs) per call	15	15	0	0.0%
Excl. CPU (microsec)	9,366	9,166	-200	-2.1%
Incl. MemUse (bytes)	418,696	409,360	-9,336	-2.2%
Incl. MemUse (bytes) per call	415	413	-1	-0.3%
Excl. MemUse (bytes)	403,384	394,048	-9,336	-2.3%
Incl. PeakMemUse (bytes)	25,336	24,460	-876	-3.5%
Incl. PeakMemUse (bytes) per call	25	25	-0	-1.5%
Excl. PeakMemUse (bytes)	12,048	11,172	-876	-7.3%

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*
Drupal\Core\Template\Attribute::offsetSet	-20	-33.3%	-238	-1.5%	-303	-2.1%	-9,336	-1397.6%	-876	-136.0%
Exclusive Metrics Diff for Current Function			-145	-60.9%	-200	-66.0%	-9,336	-100.0%	-876	-100.0%
*Parent functions*
Drupal\Core\Template\Attribute::__construct	-20	-100.0%	-238	-100.0%	-301	-99.3%	-9,336	-100.0%	-876	-100.0%
rdf_preprocess_html	0	0.0%	0	0.0%	-1	-0.3%	0	0.0%	0	0.0%
template_preprocess_html	0	0.0%	0	0.0%	-1	-0.3%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::__construct	-20	-50.0%	-65	-27.3%	4	1.3%	0	0.0%	0	0.0%
is_array	-20	-50.0%	-17	-7.1%	-65	-21.5%	0	0.0%	0	0.0%
is_object	0	0.0%	-6	-2.5%	-6	-2.0%	0	0.0%	0	0.0%
is_bool	0	0.0%	-4	-1.7%	-36	-11.9%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass	0	0.0%	-1	-0.4%	0	0.0%	0	0.0%	0	0.0%