XHProf: Hierarchical Profiler Report

Diff Report: Run #52d3e964b719c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Database::openConnection	Run #52d3e964b719c	Run #52d3e93cb560e	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	692	584	-108	-15.6%
Incl. Wall Time (microsec) per call	692	584	-108	-15.6%
Excl. Wall Time (microsec)	27	25	-2	-7.4%
Incl. CPU (microsecs)	480	417	-63	-13.1%
Incl. CPU (microsecs) per call	480	417	-63	-13.1%
Excl. CPU (microsec)	21	19	-2	-9.5%
Incl. MemUse (bytes)	151,608	151,608	0	0.0%
Incl. MemUse (bytes) per call	151,608	151,608	0	0.0%
Excl. MemUse (bytes)	3,496	3,496	0	0.0%
Incl. PeakMemUse (bytes)	149,864	149,864	0	0.0%
Incl. PeakMemUse (bytes) per call	149,864	149,864	0	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%	-108	-36.1%	-63	-22.3%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-2	-1.9%	-2	-3.2%	0	N/A%	0	N/A%
*Parent function*
Drupal\Core\Database\Database::getConnection	0	N/A%	-108	-100.0%	-63	-100.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Database\Driver\mysql\Connection::open	0	N/A%	-92	-85.2%	-48	-76.2%	0	N/A%	0	N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct	0	N/A%	-13	-12.0%	-12	-19.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Database::parseConnectionInfo	0	N/A%	-1	-0.9%	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%
Composer\Autoload\ClassLoader::loadClass	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	-1.6%	0	N/A%	0	N/A%