XHProf: Hierarchical Profiler Report

Diff Report: Run #519ec94fa4daa: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Database::openConnection	Run #519ec94fa4daa	Run #519ec8682c2dc	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	1,575	1,499	-76	-4.8%
Incl. Wall Time (microsec) per call	1,575	1,499	-76	-4.8%
Excl. Wall Time (microsec)	36	35	-1	-2.8%
Incl. CPU (microsecs)	889	885	-4	-0.4%
Incl. CPU (microsecs) per call	889	885	-4	-0.4%
Excl. CPU (microsec)	30	32	2	6.7%
Incl. MemUse (bytes)	152,496	152,544	48	0.0%
Incl. MemUse (bytes) per call	152,496	152,544	48	0.0%
Excl. MemUse (bytes)	3,496	3,496	0	0.0%
Incl. PeakMemUse (bytes)	91,704	91,680	-24	-0.0%
Incl. PeakMemUse (bytes) per call	91,704	91,680	-24	-0.0%
Excl. PeakMemUse (bytes)	3,256	3,256	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*
Drupal\Core\Database\Database::openConnection	0	N/A%	-76	-0.2%	-4	-0.0%	48	0.0%	-24	-0.0%
Exclusive Metrics Diff for Current Function			-1	-1.3%	2	50.0%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\Database\Database::getConnection	0	N/A%	-76	-100.0%	-4	-100.0%	48	100.0%	-24	-100.0%
*Child functions*
Drupal\Core\Database\Driver\mysql\Connection::open	0	N/A%	-56	-73.7%	15	375.0%	40	83.3%	-32	-133.3%
Symfony\Component\ClassLoader\ClassLoader::loadClass	0	N/A%	-17	-22.4%	-17	-425.0%	8	16.7%	8	33.3%
Drupal\Core\Database\Driver\mysql\Connection::__construct	0	N/A%	-1	-1.3%	-1	-25.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Database::parseConnectionInfo	0	N/A%	-1	-1.3%	-1	-25.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::setKey	0	N/A%	0	0.0%	-1	-25.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::setTarget	0	N/A%	0	0.0%	-1	-25.0%	0	0.0%	0	0.0%