XHProf: Hierarchical Profiler Report

Diff Report: Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c116ac5313: 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 #519c146573182	Run #519c116ac5313	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	17,121	16,657	-464	-2.7%
Incl. Wall Time (microsec) per call	17,121	16,657	-464	-2.7%
Excl. Wall Time (microsec)	165	153	-12	-7.3%
Incl. CPU (microsecs)	15,915	15,470	-445	-2.8%
Incl. CPU (microsecs) per call	15,915	15,470	-445	-2.8%
Excl. CPU (microsec)	123	114	-9	-7.3%
Incl. MemUse (bytes)	611,576	611,588	12	0.0%
Incl. MemUse (bytes) per call	611,576	611,588	12	0.0%
Excl. MemUse (bytes)	-14,036	-14,036	0	0.0%
Incl. PeakMemUse (bytes)	619,656	619,668	12	0.0%
Incl. PeakMemUse (bytes) per call	619,656	619,668	12	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%	-464	-0.8%	-445	-0.7%	12	0.0%	12	0.0%
Exclusive Metrics Diff for Current Function			-12	-2.6%	-9	-2.0%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\DrupalKernel::boot	0	N/A%	-464	-100.0%	-445	-100.0%	12	100.0%	12	100.0%
*Child functions*
Symfony\Component\DependencyInjection\Container::get	0	N/A%	-485	-104.5%	-378	-84.9%	4	33.3%	8	66.7%
Drupal\Core\DrupalKernel::storage	0	N/A%	98	21.1%	97	21.8%	0	0.0%	0	0.0%
Drupal\Core\Config\Config::load	0	N/A%	-24	-5.2%	-118	-26.5%	0	0.0%	0	0.0%
Drupal\Core\Config\ConfigFactory::get	0	N/A%	-24	-5.2%	-16	-3.6%	8	66.7%	4	33.3%
Drupal\Core\Config\Config::get	0	N/A%	-7	-1.5%	-9	-2.0%	0	0.0%	0	0.0%
array_keys	0	N/A%	-3	-0.6%	-5	-1.1%	0	0.0%	0	0.0%
Drupal::setContainer	0	N/A%	-2	-0.4%	-2	-0.4%	0	0.0%	0	0.0%
Symfony\Component\DependencyInjection\Container::set	0	N/A%	-2	-0.4%	-4	-0.9%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getModuleNamespaces	0	N/A%	-2	-0.4%	-1	-0.2%	0	0.0%	0	0.0%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::load	0	N/A%	-2	-0.4%	-2	-0.4%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getServicesToPersist	0	N/A%	-1	-0.2%	1	0.2%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::registerNamespaces	0	N/A%	1	0.2%	0	0.0%	0	0.0%	0	0.0%
service_container_prod_::__construct	0	N/A%	1	0.2%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ClassLoader::getPrefixes	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getClassName	0	N/A%	0	0.0%	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%	-1	-0.2%	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%