XHProf: Hierarchical Profiler Report

Diff Report: Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	Run #52f5c520502f0	Run #52f5c574bebaf	Diff	Diff%
Number of Function Calls	6	6	0	0.0%
Incl. Wall Time (microsec)	350	347	-3	-0.9%
Incl. Wall Time (microsec) per call	58	58	-1	-0.9%
Excl. Wall Time (microsec)	55	52	-3	-5.5%
Incl. CPU (microsecs)	356	353	-3	-0.8%
Incl. CPU (microsecs) per call	59	59	-1	-0.8%
Excl. CPU (microsec)	43	40	-3	-7.0%
Incl. MemUse (bytes)	45,576	45,576	0	0.0%
Incl. MemUse (bytes) per call	7,596	7,596	0	0.0%
Excl. MemUse (bytes)	-120	-120	0	0.0%
Incl. PeakMemUse (bytes)	43,664	43,664	0	0.0%
Incl. PeakMemUse (bytes) per call	7,277	7,277	0	0.0%
Excl. PeakMemUse (bytes)	3,072	3,072	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%	-3	-13.0%	-3	-3.3%	0	0.0%	0	0.0%
Exclusive Metrics Diff for Current Function			-3	-100.0%	-3	-100.0%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Routing\MimeTypeMatcher::filter	0	N/A%	-3	-100.0%	-4	-133.3%	0	N/A%	0	N/A%
Drupal\Core\ContentNegotiation::getContentType	0	N/A%	0	0.0%	1	33.3%	0	N/A%	0	N/A%
*Child functions*
Symfony\Component\ClassLoader\ApcClassLoader::loadClass	0	N/A%	-1	-33.3%	1	33.3%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\HeaderBag::get	0	N/A%	1	33.3%	2	66.7%	0	N/A%	0	N/A%
array_keys	0	N/A%	0	0.0%	-1	-33.3%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\AcceptHeader::fromString	0	N/A%	0	0.0%	-1	-33.3%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\AcceptHeader::all	0	N/A%	0	0.0%	-1	-33.3%	0	N/A%	0	N/A%