XHProf: Hierarchical Profiler Report

Diff Report: Run #5198f1db1bc51: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198f0bb880ef: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Database::openConnection	Run #5198f1db1bc51	Run #5198f0bb880ef	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	1,107	1,240	133	12.0%
Incl. Wall Time (microsec) per call	1,107	1,240	133	12.0%
Excl. Wall Time (microsec)	39	36	-3	-7.7%
Incl. CPU (microsecs)	660	639	-21	-3.2%
Incl. CPU (microsecs) per call	660	639	-21	-3.2%
Excl. CPU (microsec)	34	31	-3	-8.8%
Incl. MemUse (bytes)	152,768	152,744	-24	-0.0%
Incl. MemUse (bytes) per call	152,768	152,744	-24	-0.0%
Excl. MemUse (bytes)	3,480	3,480	0	0.0%
Incl. PeakMemUse (bytes)	92,056	92,032	-24	-0.0%
Incl. PeakMemUse (bytes) per call	92,056	92,032	-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%	133	8.3%	-21	-0.9%	-24	-0.1%	-24	-0.1%
Exclusive Metrics Diff for Current Function			-3	-2.3%	-3	-14.3%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\Database\Database::getConnection	0	N/A%	133	100.0%	-21	-100.0%	-24	-100.0%	-24	-100.0%
*Child functions*
Drupal\Core\Database\Driver\mysql\Connection::open	0	N/A%	150	112.8%	-3	-14.3%	-16	-66.7%	-16	-66.7%
Drupal\Core\Database\Driver\mysql\Connection::__construct	0	N/A%	-7	-5.3%	-8	-38.1%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass	0	N/A%	-6	-4.5%	-6	-28.6%	-8	-33.3%	-8	-33.3%
Drupal\Core\Database\Database::parseConnectionInfo	0	N/A%	-1	-0.8%	-2	-9.5%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::setKey	0	N/A%	0	0.0%	1	4.8%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::setTarget	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%