XHProf: Hierarchical Profiler Report

Diff Report: Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\HeaderBag::get	Run #517c75d3de7c7	Run #517c76da9b0d3	Diff	Diff%
Number of Function Calls	12	12	0	0.0%
Incl. Wall Time (microsec)	142	143	1	0.7%
Incl. Wall Time (microsec) per call	12	12	0	0.7%
Excl. Wall Time (microsec)	115	113	-2	-1.7%
Incl. CPU (microsecs)	159	156	-3	-1.9%
Incl. CPU (microsecs) per call	13	13	-0	-1.9%
Excl. CPU (microsec)	88	93	5	5.7%
Incl. MemUse (bytes)	9,072	9,072	0	0.0%
Incl. MemUse (bytes) per call	756	756	0	0.0%
Excl. MemUse (bytes)	5,048	5,048	0	0.0%
Incl. PeakMemUse (bytes)	7,208	8,360	1,152	16.0%
Incl. PeakMemUse (bytes) per call	601	697	96	16.0%
Excl. PeakMemUse (bytes)	4,888	6,040	1,152	23.6%

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\HeaderBag::get	0	N/A%	1	0.0%	-3	-0.0%	0	0.0%	1,152	0.3%
Exclusive Metrics Diff for Current Function			-2	-200.0%	5	166.7%	0	N/A%	1,152	100.0%
*Parent functions*
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	3	300.0%	4	133.3%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Response::prepare	0	N/A%	-2	-200.0%	-4	-133.3%	0	N/A%	1,152	100.0%
Symfony\Component\HttpFoundation\Request::isXmlHttpRequest	0	N/A%	1	100.0%	-1	-33.3%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	-1	-100.0%	-2	-66.7%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::createFromGlobals	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
*Child functions*
strtr	0	N/A%	2	200.0%	0	0.0%	0	N/A%	0	0.0%
count	0	N/A%	1	100.0%	0	0.0%	0	N/A%	0	0.0%
array_key_exists	0	N/A%	-1	-100.0%	-5	-166.7%	0	N/A%	0	0.0%
strtolower	0	N/A%	1	100.0%	-3	-100.0%	0	N/A%	0	0.0%