XHProf: Hierarchical Profiler Report

Diff Report: Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c03b86b1ec: 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 #519c04ab45451	Run #519c03b86b1ec	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	16,471	16,854	383	2.3%
Incl. Wall Time (microsec) per call	16,471	16,854	383	2.3%
Excl. Wall Time (microsec)	151	154	3	2.0%
Incl. CPU (microsecs)	15,110	15,344	234	1.5%
Incl. CPU (microsecs) per call	15,110	15,344	234	1.5%
Excl. CPU (microsec)	112	115	3	2.7%
Incl. MemUse (bytes)	611,584	611,608	24	0.0%
Incl. MemUse (bytes) per call	611,584	611,608	24	0.0%
Excl. MemUse (bytes)	-14,036	-14,036	0	0.0%
Incl. PeakMemUse (bytes)	619,664	619,688	24	0.0%
Incl. PeakMemUse (bytes) per call	619,664	619,688	24	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%	383	61.4%	234	15.3%	24	0.2%	24	0.1%
Exclusive Metrics Diff for Current Function			3	0.8%	3	1.3%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\DrupalKernel::boot	0	N/A%	383	100.0%	234	100.0%	24	100.0%	24	100.0%
*Child functions*
Symfony\Component\DependencyInjection\Container::get	0	N/A%	142	37.1%	62	26.5%	20	83.3%	8	33.3%
Drupal\Core\Config\Config::load	0	N/A%	75	19.6%	8	3.4%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::storage	0	N/A%	73	19.1%	72	30.8%	0	0.0%	0	0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::load	0	N/A%	49	12.8%	50	21.4%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getModuleNamespaces	0	N/A%	24	6.3%	25	10.7%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::registerNamespaces	0	N/A%	15	3.9%	16	6.8%	0	0.0%	0	0.0%
array_keys	0	N/A%	-3	-0.8%	-3	-1.3%	0	0.0%	0	0.0%
service_container_prod_::__construct	0	N/A%	2	0.5%	1	0.4%	0	0.0%	0	0.0%
Drupal\Core\Config\Config::get	0	N/A%	-2	-0.5%	-3	-1.3%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getClassName	0	N/A%	2	0.5%	2	0.9%	0	0.0%	0	0.0%
Drupal\Core\Config\ConfigFactory::get	0	N/A%	1	0.3%	2	0.9%	4	16.7%	16	66.7%
Symfony\Component\DependencyInjection\Container::set	0	N/A%	-1	-0.3%	-2	-0.9%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ClassLoader::getPrefixes	0	N/A%	1	0.3%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getServicesToPersist	0	N/A%	1	0.3%	0	0.0%	0	0.0%	0	0.0%
service_container_prod_::getParameter	0	N/A%	1	0.3%	1	0.4%	0	0.0%	0	0.0%
Drupal::setContainer	0	N/A%	0	0.0%	-1	-0.4%	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%
class_exists	0	N/A%	0	0.0%	1	0.4%	0	0.0%	0	0.0%