XHProf: Hierarchical Profiler Report

Diff Report: Run #519af4b90e33b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519af44245f83: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	Run #519af4b90e33b	Run #519af44245f83	Diff	Diff%
Number of Function Calls	3	3	0	0.0%
Incl. Wall Time (microsec)	1,181	1,124	-57	-4.8%
Incl. Wall Time (microsec) per call	394	375	-19	-4.8%
Excl. Wall Time (microsec)	322	285	-37	-11.5%
Incl. CPU (microsecs)	1,186	1,128	-58	-4.9%
Incl. CPU (microsecs) per call	395	376	-19	-4.9%
Excl. CPU (microsec)	34	39	5	14.7%
Incl. MemUse (bytes)	120,984	121,000	16	0.0%
Incl. MemUse (bytes) per call	40,328	40,333	5	0.0%
Excl. MemUse (bytes)	1,016	1,016	0	0.0%
Incl. PeakMemUse (bytes)	132,296	132,152	-144	-0.1%
Incl. PeakMemUse (bytes) per call	44,099	44,051	-48	-0.1%
Excl. PeakMemUse (bytes)	288	288	0	0.0%

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*
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	-57	-2.5%	-58	-3.1%	16	0.0%	-144	-0.2%
Exclusive Metrics Diff for Current Function			-37	-64.9%	5	8.6%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\ContentNegotiation::getContentType	0	N/A%	-57	-100.0%	-58	-100.0%	16	100.0%	-144	-100.0%
*Child functions*
Symfony\Component\HttpFoundation\AcceptHeader::fromString	0	N/A%	-28	-49.1%	-29	-50.0%	24	150.0%	64	44.4%
Symfony\Component\ClassLoader\ClassLoader::loadClass	0	N/A%	8	14.0%	7	12.1%	-8	-50.0%	-208	-144.4%
array_keys	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\AcceptHeader::all	0	N/A%	0	0.0%	-41	-70.7%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\HeaderBag::get	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%