XHProf: Hierarchical Profiler Report

Diff Report: Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffc2aeacea: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	Run #536ffbe232db1	Run #536ffc2aeacea	Diff	Diff%
Number of Function Calls	6	6	0	0.0%
Incl. Wall Time (microsec)	1,103	1,085	-18	-1.6%
Incl. Wall Time (microsec) per call	184	181	-3	-1.6%
Excl. Wall Time (microsec)	47	44	-3	-6.4%
Incl. CPU (microsecs)	1,111	1,092	-19	-1.7%
Incl. CPU (microsecs) per call	185	182	-3	-1.7%
Excl. CPU (microsec)	42	38	-4	-9.5%
Incl. MemUse (bytes)	96,424	96,424	0	0.0%
Incl. MemUse (bytes) per call	16,071	16,071	0	0.0%
Excl. MemUse (bytes)	8	8	0	0.0%
Incl. PeakMemUse (bytes)	87,272	87,272	0	0.0%
Incl. PeakMemUse (bytes) per call	14,545	14,545	0	0.0%
Excl. PeakMemUse (bytes)	2,352	2,352	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%	-18	-0.6%	-19	-0.6%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-3	-16.7%	-4	-21.1%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Routing\AcceptHeaderMatcher::filter	0	N/A%	-17	-94.4%	-16	-84.2%	0	N/A%	0	N/A%
Drupal\Core\ContentNegotiation::getContentType	0	N/A%	-1	-5.6%	-3	-15.8%	0	N/A%	0	N/A%
*Child functions*
Symfony\Component\HttpFoundation\AcceptHeader::fromString	0	N/A%	-29	-161.1%	-30	-157.9%	0	N/A%	0	N/A%
spl_autoload_call	0	N/A%	14	77.8%	15	78.9%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\HeaderBag::get	0	N/A%	1	5.6%	1	5.3%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\AcceptHeader::all	0	N/A%	-1	-5.6%	-1	-5.3%	0	N/A%	0	N/A%
array_keys	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%