XHProf: Hierarchical Profiler Report

Diff Report: Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

_drupal_error_handler_real	Run #517c1c27a12c9	Run #517c1bb406b02	Diff	Diff%
Number of Function Calls		150	150	N/A%
Incl. Wall Time (microsec)		275,206	275,206	N/A%
Incl. Wall Time (microsec) per call	N/A	1,835	1,835	N/A%
Excl. Wall Time (microsec)		5,027	5,027	N/A%
Incl. CPU (microsecs)		111,214	111,214	N/A%
Incl. CPU (microsecs) per call	N/A	741	741	N/A%
Excl. CPU (microsec)		4,331	4,331	N/A%
Incl. MemUse (bytes)		434,304	434,304	N/A%
Incl. MemUse (bytes) per call	N/A	2,895	2,895	N/A%
Excl. MemUse (bytes)		-6,288,312	-6,288,312	N/A%
Incl. PeakMemUse (bytes)		273,568	273,568	N/A%
Incl. PeakMemUse (bytes) per call	N/A	1,824	1,824	N/A%
Excl. PeakMemUse (bytes)		1,768	1,768	N/A%

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*
_drupal_error_handler_real	150	12.5%	275,206	96.7%	111,214	95.4%	434,304	97.6%	273,568	48.1%
Exclusive Metrics Diff for Current Function			5,027	1.8%	4,331	3.9%	-6,288,312	-1447.9%	1,768	0.6%
*Parent function*
_drupal_error_handler	150	100.0%	275,206	100.0%	111,214	100.0%	434,304	100.0%	273,568	100.0%
*Child functions*
_drupal_log_error	150	14.3%	253,548	92.1%	89,562	80.5%	168,000	38.7%	85,912	31.4%
filter_xss_admin	150	14.3%	10,472	3.8%	10,584	9.5%	20,648	4.8%	134,816	49.3%
debug_backtrace	150	14.3%	3,070	1.1%	3,199	2.9%	5,330,520	1227.4%	40,680	14.9%
_drupal_get_last_caller	150	14.3%	1,992	0.7%	2,126	1.9%	-137,048	-31.6%	3,632	1.3%
drupal_error_levels	150	14.3%	807	0.3%	922	0.8%	1,338,928	308.3%	5,720	2.1%
function_exists	150	14.3%	158	0.1%	260	0.2%	784	0.2%	616	0.2%
error_reporting	150	14.3%	132	0.0%	230	0.2%	784	0.2%	424	0.2%