XHProf: Hierarchical Profiler Report

Diff Report: Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\DrupalKernel::initializeContainer

Drupal\Core\DrupalKernel::initializeContainer	Run #519d45fd795a4	Run #519d44ffb3845	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	16,618	16,974	356	2.1%
Incl. Wall Time (microsec) per call	16,618	16,974	356	2.1%
Excl. Wall Time (microsec)	146	152	6	4.1%
Incl. CPU (microsecs)	15,121	15,634	513	3.4%
Incl. CPU (microsecs) per call	15,121	15,634	513	3.4%
Excl. CPU (microsec)	107	118	11	10.3%
Incl. MemUse (bytes)	611,816	611,836	20	0.0%
Incl. MemUse (bytes) per call	611,816	611,836	20	0.0%
Excl. MemUse (bytes)	-14,036	-14,036	0	0.0%
Incl. PeakMemUse (bytes)	619,864	619,884	20	0.0%
Incl. PeakMemUse (bytes) per call	619,864	619,884	20	0.0%
Excl. PeakMemUse (bytes)	3,492	3,492	0	0.0%

Parent/Child Regression/Improvement report for Drupal\Core\DrupalKernel::initializeContainer [View Callgraph Diff]

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\DrupalKernel::initializeContainer	0	N/A%	356	0.6%	513	0.9%	20	0.0%	20	0.0%
Exclusive Metrics Diff for Current Function			6	1.7%	11	2.1%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\DrupalKernel::boot	0	N/A%	356	100.0%	513	100.0%	20	100.0%	20	100.0%
*Child functions*
Symfony\Component\DependencyInjection\Container::get	0	N/A%	411	115.4%	424	82.7%	12	60.0%	0	0.0%
Drupal\Core\Config\Config::load	0	N/A%	-61	-17.1%	82	16.0%	0	0.0%	0	0.0%
Drupal\Core\Config\ConfigFactory::get	0	N/A%	21	5.9%	19	3.7%	8	40.0%	20	100.0%
Drupal\Core\DrupalKernel::getModuleNamespaces	0	N/A%	-16	-4.5%	-17	-3.3%	0	0.0%	0	0.0%
service_container_prod_::__construct	0	N/A%	-16	-4.5%	-16	-3.1%	0	0.0%	0	0.0%
array_keys	0	N/A%	5	1.4%	3	0.6%	0	0.0%	0	0.0%
Drupal\Core\Config\Config::get	0	N/A%	4	1.1%	4	0.8%	0	0.0%	0	0.0%
Symfony\Component\DependencyInjection\Container::set	0	N/A%	3	0.8%	2	0.4%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::registerNamespaces	0	N/A%	2	0.6%	4	0.8%	0	0.0%	0	0.0%
Drupal::setContainer	0	N/A%	2	0.6%	2	0.4%	0	0.0%	0	0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::load	0	N/A%	-2	-0.6%	-1	-0.2%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ClassLoader::getPrefixes	0	N/A%	-1	-0.3%	-1	-0.2%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::storage	0	N/A%	-1	-0.3%	1	0.2%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getClassName	0	N/A%	-1	-0.3%	-1	-0.2%	0	0.0%	0	0.0%
class_exists	0	N/A%	0	0.0%	-1	-0.2%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::persistServices	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
service_container_prod_::getParameter	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getServicesToPersist	0	N/A%	0	0.0%	-2	-0.4%	0	0.0%	0	0.0%