XHProf: Hierarchical Profiler Report

Diff Report: Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: 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 #51af435181b2e	Run #51af3d98520b7	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	21,545	21,591	46	0.2%
Incl. Wall Time (microsec) per call	21,545	21,591	46	0.2%
Excl. Wall Time (microsec)	91	85	-6	-6.6%
Incl. CPU (microsecs)	21,045	21,076	31	0.1%
Incl. CPU (microsecs) per call	21,045	21,076	31	0.1%
Excl. CPU (microsec)	59	68	9	15.3%
Incl. MemUse (bytes)	3,506,216	3,506,336	120	0.0%
Incl. MemUse (bytes) per call	3,506,216	3,506,336	120	0.0%
Excl. MemUse (bytes)	-22,192	-22,192	0	0.0%
Incl. PeakMemUse (bytes)	3,528,904	3,528,944	40	0.0%
Incl. PeakMemUse (bytes) per call	3,528,904	3,528,944	40	0.0%
Excl. PeakMemUse (bytes)	3,128	3,128	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%	46	5.8%	31	3.2%	120	0.2%	40	0.1%
Exclusive Metrics Diff for Current Function			-6	-13.0%	9	29.0%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\DrupalKernel::boot	0	N/A%	46	100.0%	31	100.0%	120	100.0%	40	100.0%
*Child functions*
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::load	0	N/A%	37	80.4%	36	116.1%	48	40.0%	88	220.0%
Drupal\Core\DrupalKernel::storage	0	N/A%	30	65.2%	30	96.8%	0	0.0%	-40	-100.0%
Drupal\Core\Config\ConfigFactory::get	0	N/A%	27	58.7%	27	87.1%	0	0.0%	-40	-100.0%
Drupal\Core\Config\Config::load	0	N/A%	-25	-54.3%	-5	-16.1%	24	20.0%	8	20.0%
Drupal\Core\DrupalKernel::registerNamespaces	0	N/A%	-16	-34.8%	-16	-51.6%	0	0.0%	0	0.0%
Symfony\Component\DependencyInjection\Container::get	0	N/A%	-12	-26.1%	-47	-151.6%	-24	-20.0%	16	40.0%
service_container_prod_::__construct	0	N/A%	4	8.7%	3	9.7%	72	60.0%	0	0.0%
Drupal\Core\DrupalKernel::getModuleNamespaces	0	N/A%	3	6.5%	2	6.5%	0	0.0%	72	180.0%
Symfony\Component\DependencyInjection\Container::set	0	N/A%	3	6.5%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::persistServices	0	N/A%	-1	-2.2%	-1	-3.2%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getClassName	0	N/A%	1	2.2%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Config\Config::get	0	N/A%	1	2.2%	0	0.0%	0	0.0%	0	0.0%
array_keys	0	N/A%	0	0.0%	-5	-16.1%	0	0.0%	-64	-160.0%
Drupal::setContainer	0	N/A%	0	0.0%	-2	-6.5%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ClassLoader::getPrefixes	0	N/A%	0	0.0%	1	3.2%	0	0.0%	0	0.0%
class_exists	0	N/A%	0	0.0%	-1	-3.2%	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%	0	0.0%	0	0.0%	0	0.0%