XHProf: Hierarchical Profiler Report

Diff Report: Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544337f542f97: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

_drupal_add_library	Run #544333b05173f	Run #544337f542f97	Diff	Diff%
Number of Function Calls	5	5	0	0.0%
Incl. Wall Time (microsec)	5,720	3,831	-1,889	-33.0%
Incl. Wall Time (microsec) per call	1,144	766	-378	-33.0%
Excl. Wall Time (microsec)	174	150	-24	-13.8%
Incl. CPU (microsecs)	5,650	3,835	-1,815	-32.1%
Incl. CPU (microsecs) per call	1,130	767	-363	-32.1%
Excl. CPU (microsec)	141	117	-24	-17.0%
Incl. MemUse (bytes)	619,192	525,352	-93,840	-15.2%
Incl. MemUse (bytes) per call	123,838	105,070	-18,768	-15.2%
Excl. MemUse (bytes)	2,552	2,512	-40	-1.6%
Incl. PeakMemUse (bytes)	215,904	127,384	-88,520	-41.0%
Incl. PeakMemUse (bytes) per call	43,181	25,477	-17,704	-41.0%
Excl. PeakMemUse (bytes)	328	952	624	190.2%

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_add_library	0	N/A%	-1,889	-56.1%	-1,815	-23.2%	-93,840	-90.1%	-88,520	-88.8%
Exclusive Metrics Diff for Current Function			-24	-1.3%	-24	-1.3%	-40	-0.0%	624	0.7%
*Parent function*
drupal_process_attached	0	N/A%	-1,889	-100.0%	-1,815	-100.0%	-93,840	-100.0%	-88,520	-100.0%
*Child functions*
Drupal::service	0	N/A%	-1,013	-53.6%	-1,011	-55.7%	48	0.1%	0	0.0%
Drupal\Core\Asset\LibraryDiscovery::getLibraryByName	0	N/A%	-764	-40.4%	-695	-38.3%	-93,872	-100.0%	-96,528	-109.0%
drupal_process_attached@1	0	N/A%	-34	-1.8%	-32	-1.8%	8	0.0%	7,384	8.3%
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	-30	-1.6%	-27	-1.5%	0	0.0%	0	0.0%
Drupal::moduleHandler	0	N/A%	-11	-0.6%	-11	-0.6%	0	0.0%	0	0.0%
drupal_static	0	N/A%	-9	-0.5%	-12	-0.7%	0	0.0%	0	0.0%
explode	0	N/A%	-4	-0.2%	-3	-0.2%	16	0.0%	0	0.0%