XHProf: Hierarchical Profiler Report

Diff Report: Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1f732b14: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Database::openConnection	Run #52d4b18f32fb6	Run #52d4b1f732b14	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	574	577	3	0.5%
Incl. Wall Time (microsec) per call	574	577	3	0.5%
Excl. Wall Time (microsec)	26	26	0	0.0%
Incl. CPU (microsecs)	408	409	1	0.2%
Incl. CPU (microsecs) per call	408	409	1	0.2%
Excl. CPU (microsec)	17	19	2	11.8%
Incl. MemUse (bytes)	151,584	151,600	16	0.0%
Incl. MemUse (bytes) per call	151,584	151,600	16	0.0%
Excl. MemUse (bytes)	3,496	3,496	0	0.0%
Incl. PeakMemUse (bytes)	149,768	149,784	16	0.0%
Incl. PeakMemUse (bytes) per call	149,768	149,784	16	0.0%
Excl. PeakMemUse (bytes)	3,936	3,936	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%	3	0.2%	1	0.1%	16	0.0%	16	0.0%
Exclusive Metrics Diff for Current Function			0	0.0%	2	200.0%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\Database\Database::getConnection	0	N/A%	3	100.0%	1	100.0%	16	100.0%	16	100.0%
*Child functions*
Drupal\Core\Database\Driver\mysql\Connection::open	0	N/A%	6	200.0%	3	300.0%	16	100.0%	16	100.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct	0	N/A%	-2	-66.7%	-1	-100.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::setKey	0	N/A%	-1	-33.3%	0	0.0%	0	0.0%	0	0.0%
Composer\Autoload\ClassLoader::loadClass	0	N/A%	-1	-33.3%	-1	-100.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Database::parseConnectionInfo	0	N/A%	1	33.3%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::setTarget	0	N/A%	0	0.0%	-2	-200.0%	0	0.0%	0	0.0%