XHProf: Hierarchical Profiler Report

Diff Report: Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4cd4e396d: 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 #519d4dc9980f7	Run #519d4cd4e396d	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	16,747	17,234	487	2.9%
Incl. Wall Time (microsec) per call	16,747	17,234	487	2.9%
Excl. Wall Time (microsec)	148	195	47	31.8%
Incl. CPU (microsecs)	15,372	15,792	420	2.7%
Incl. CPU (microsecs) per call	15,372	15,792	420	2.7%
Excl. CPU (microsec)	106	147	41	38.7%
Incl. MemUse (bytes)	617,336	617,340	4	0.0%
Incl. MemUse (bytes) per call	617,336	617,340	4	0.0%
Excl. MemUse (bytes)	-14,036	-14,036	0	0.0%
Incl. PeakMemUse (bytes)	625,384	625,388	4	0.0%
Incl. PeakMemUse (bytes) per call	625,384	625,388	4	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%	487	3.2%	420	2.9%	4	0.6%	4	0.6%
Exclusive Metrics Diff for Current Function			47	9.7%	41	9.8%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\DrupalKernel::boot	0	N/A%	487	100.0%	420	100.0%	4	100.0%	4	100.0%
*Child functions*
Drupal\Core\Config\Config::load	0	N/A%	431	88.5%	277	66.0%	0	0.0%	0	0.0%
Symfony\Component\DependencyInjection\Container::get	0	N/A%	-112	-23.0%	-24	-5.7%	-8	-200.0%	-12	-300.0%
Drupal\Core\Config\Config::get	0	N/A%	59	12.1%	59	14.0%	0	0.0%	0	0.0%
array_keys	0	N/A%	41	8.4%	41	9.8%	0	0.0%	0	0.0%
Symfony\Component\DependencyInjection\Container::set	0	N/A%	19	3.9%	23	5.5%	0	0.0%	0	0.0%
Drupal::setContainer	0	N/A%	4	0.8%	6	1.4%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::registerNamespaces	0	N/A%	-2	-0.4%	-2	-0.5%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getModuleNamespaces	0	N/A%	-2	-0.4%	-2	-0.5%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ClassLoader::getPrefixes	0	N/A%	1	0.2%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::storage	0	N/A%	-1	-0.2%	-1	-0.2%	0	0.0%	0	0.0%
service_container_prod_::getParameter	0	N/A%	1	0.2%	2	0.5%	0	0.0%	0	0.0%
class_exists	0	N/A%	1	0.2%	1	0.2%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getClassName	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::load	0	N/A%	0	0.0%	1	0.2%	0	0.0%	0	0.0%
service_container_prod_::__construct	0	N/A%	0	0.0%	0	0.0%	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%
Drupal\Core\Config\ConfigFactory::get	0	N/A%	0	0.0%	0	0.0%	12	300.0%	16	400.0%
Drupal\Core\DrupalKernel::getServicesToPersist	0	N/A%	0	0.0%	-2	-0.5%	0	0.0%	0	0.0%