XHProf: Hierarchical Profiler Report

Diff Report: Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\Response::send	Run #531ccb2cb8e3d	Run #531ccbd4518b6	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	202	168	-34	-16.8%
Incl. Wall Time (microsec) per call	202	168	-34	-16.8%
Excl. Wall Time (microsec)	34	30	-4	-11.8%
Incl. CPU (microsecs)	204	169	-35	-17.2%
Incl. CPU (microsecs) per call	204	169	-35	-17.2%
Excl. CPU (microsec)	25	17	-8	-32.0%
Incl. MemUse (bytes)	10,976	10,960	-16	-0.1%
Incl. MemUse (bytes) per call	10,976	10,960	-16	-0.1%
Excl. MemUse (bytes)	1,712	1,712	0	0.0%
Incl. PeakMemUse (bytes)	33,784	33,768	-16	-0.0%
Incl. PeakMemUse (bytes) per call	33,784	33,768	-16	-0.0%
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\Response::send	0	N/A%	-34	-34.7%	-35	-13.4%	-16	-0.0%	-16	-0.0%
Exclusive Metrics Diff for Current Function			-4	-11.8%	-8	-22.9%	0	0.0%	0	0.0%
*Parent function*
drupal_handle_request	0	N/A%	-34	-100.0%	-35	-100.0%	-16	-100.0%	-16	-100.0%
*Child functions*
Symfony\Component\HttpFoundation\Response::sendHeaders	0	N/A%	-28	-82.4%	-26	-74.3%	-16	-100.0%	-16	-100.0%
Symfony\Component\HttpFoundation\Response::sendContent	0	N/A%	-2	-5.9%	-3	-8.6%	0	0.0%	0	0.0%
ob_end_flush	0	N/A%	0	0.0%	-1	-2.9%	0	0.0%	0	0.0%
flush	0	N/A%	0	0.0%	1	2.9%	0	0.0%	0	0.0%
version_compare	0	N/A%	0	0.0%	-1	-2.9%	0	0.0%	0	0.0%
ob_get_status	0	N/A%	0	0.0%	1	2.9%	0	0.0%	0	0.0%
function_exists	0	N/A%	0	0.0%	-1	-2.9%	0	0.0%	0	0.0%
ob_get_level	0	N/A%	0	0.0%	3	8.6%	0	0.0%	0	0.0%