XHProf: Hierarchical Profiler Report

Diff Report: Run #5206d72f6f4f8: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5206d663ca0ba: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Connection::getDriverClass	Run #5206d72f6f4f8	Run #5206d663ca0ba	Diff	Diff%
Number of Function Calls	19	19	0	0.0%
Incl. Wall Time (microsec)	3,106	2,978	-128	-4.1%
Incl. Wall Time (microsec) per call	163	157	-7	-4.1%
Excl. Wall Time (microsec)	113	115	2	1.8%
Incl. CPU (microsecs)	3,130	3,004	-126	-4.0%
Incl. CPU (microsecs) per call	165	158	-7	-4.0%
Excl. CPU (microsec)	127	129	2	1.6%
Incl. MemUse (bytes)	312,992	313,008	16	0.0%
Incl. MemUse (bytes) per call	16,473	16,474	1	0.0%
Excl. MemUse (bytes)	5,824	5,824	0	0.0%
Incl. PeakMemUse (bytes)	255,080	255,016	-64	-0.0%
Incl. PeakMemUse (bytes) per call	13,425	13,422	-3	-0.0%
Excl. PeakMemUse (bytes)	3,624	3,624	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\Connection::getDriverClass	0	N/A%	-128	-8.9%	-126	-4.4%	16	0.0%	-64	-0.1%
Exclusive Metrics Diff for Current Function			2	1.6%	2	1.6%	0	0.0%	0	0.0%
*Parent functions*
Drupal\Core\Database\Connection::update	0	N/A%	-57	-44.5%	-58	-46.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::select	0	N/A%	-49	-38.3%	-49	-38.9%	16	100.0%	16	25.0%
Drupal\Core\Database\Connection::delete	0	N/A%	-13	-10.2%	-9	-7.1%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::insert	0	N/A%	-6	-4.7%	-7	-5.6%	0	0.0%	-80	-125.0%
Drupal\Core\Database\Connection::merge	0	N/A%	-3	-2.3%	-3	-2.4%	0	0.0%	0	0.0%
*Child functions*
class_exists	0	N/A%	-129	-100.8%	-130	-103.2%	16	100.0%	-64	-100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver	0	N/A%	-1	-0.8%	2	1.6%	0	0.0%	0	0.0%