XHProf: Hierarchical Profiler Report

Diff Report: Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52404261932b3: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Database::openConnection	Run #5240420daae43	Run #52404261932b3	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	1,463	1,408	-55	-3.8%
Incl. Wall Time (microsec) per call	1,463	1,408	-55	-3.8%
Excl. Wall Time (microsec)	41	40	-1	-2.4%
Incl. CPU (microsecs)	883	848	-35	-4.0%
Incl. CPU (microsecs) per call	883	848	-35	-4.0%
Excl. CPU (microsec)	35	36	1	2.9%
Incl. MemUse (bytes)	160,904	160,904	0	0.0%
Incl. MemUse (bytes) per call	160,904	160,904	0	0.0%
Excl. MemUse (bytes)	3,480	3,480	0	0.0%
Incl. PeakMemUse (bytes)	158,776	158,776	0	0.0%
Incl. PeakMemUse (bytes) per call	158,776	158,776	0	0.0%
Excl. PeakMemUse (bytes)	4,000	4,000	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%	-55	-4.7%	-35	-1.6%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-1	-1.8%	1	2.9%	0	N/A%	0	N/A%
*Parent function*
Drupal\Core\Database\Database::getConnection	0	N/A%	-55	-100.0%	-35	-100.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Database\Driver\mysql\Connection::open	0	N/A%	-60	-109.1%	-40	-114.3%	0	N/A%	0	N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct	0	N/A%	3	5.5%	3	8.6%	0	N/A%	0	N/A%
Composer\Autoload\ClassLoader::loadClass	0	N/A%	2	3.6%	2	5.7%	0	N/A%	0	N/A%
Drupal\Core\Database\Database::parseConnectionInfo	0	N/A%	1	1.8%	0	0.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::setKey	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::setTarget	0	N/A%	0	0.0%	-1	-2.9%	0	N/A%	0	N/A%