XHProf: Hierarchical Profiler Report

Diff Report: Run #519dd9ab8b74d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\HeaderBag::get	Run #519dd9ab8b74d	Run #519dd86a86681	Diff	Diff%
Number of Function Calls	12	12	0	0.0%
Incl. Wall Time (microsec)	146	151	5	3.4%
Incl. Wall Time (microsec) per call	12	13	0	3.4%
Excl. Wall Time (microsec)	120	125	5	4.2%
Incl. CPU (microsecs)	165	169	4	2.4%
Incl. CPU (microsecs) per call	14	14	0	2.4%
Excl. CPU (microsec)	101	102	1	1.0%
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)	5,584	5,544	-40	-0.7%
Incl. PeakMemUse (bytes) per call	465	462	-3	-0.7%
Excl. PeakMemUse (bytes)	3,888	3,848	-40	-1.0%

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\HeaderBag::get	0	N/A%	5	0.0%	4	0.0%	0	0.0%	-40	-0.1%
Exclusive Metrics Diff for Current Function			5	100.0%	1	25.0%	0	N/A%	-40	-100.0%
*Parent functions*
Symfony\Component\HttpFoundation\Request::isXmlHttpRequest	0	N/A%	7	140.0%	9	225.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::createFromGlobals	0	N/A%	-1	-20.0%	-4	-100.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Response::prepare	0	N/A%	-1	-20.0%	2	50.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	0	0.0%	-1	-25.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	0	0.0%	-2	-50.0%	0	N/A%	-40	-100.0%
*Child functions*
count	0	N/A%	0	0.0%	-1	-25.0%	0	N/A%	0	0.0%
array_key_exists	0	N/A%	0	0.0%	1	25.0%	0	N/A%	0	0.0%
strtr	0	N/A%	0	0.0%	6	150.0%	0	N/A%	0	0.0%
strtolower	0	N/A%	0	0.0%	-3	-75.0%	0	N/A%	0	0.0%