XHProf: Hierarchical Profiler Report

Diff Report: Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a7d2151b1: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for template_preprocess_html

template_preprocess_html	Run #54e0a6d45fe2a	Run #54e0a7d2151b1	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	9,876	9,746	-130	-1.3%
Incl. Wall Time (microsec) per call	9,876	9,746	-130	-1.3%
Excl. Wall Time (microsec)	131	139	8	6.1%
Incl. CPU (microsecs)	9,463	9,355	-108	-1.1%
Incl. CPU (microsecs) per call	9,463	9,355	-108	-1.1%
Excl. CPU (microsec)	99	93	-6	-6.1%
Incl. MemUse (bytes)	981,216	980,968	-248	-0.0%
Incl. MemUse (bytes) per call	981,216	980,968	-248	-0.0%
Excl. MemUse (bytes)	-84,328	-84,320	8	0.0%
Incl. PeakMemUse (bytes)	940,264	939,896	-368	-0.0%
Incl. PeakMemUse (bytes) per call	940,264	939,896	-368	-0.0%
Excl. PeakMemUse (bytes)	288	288	0	0.0%

Parent/Child Regression/Improvement report for template_preprocess_html [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*
template_preprocess_html	0	N/A%	-130	-17.6%	-108	-29.7%	-248	-2.6%	-368	-3.5%
Exclusive Metrics Diff for Current Function			8	6.2%	-6	-5.6%	8	3.2%	0	0.0%
*Parent function*
Drupal\Core\Theme\ThemeManager::theme	0	N/A%	-130	-100.0%	-108	-100.0%	-248	-100.0%	-368	-100.0%
*Child functions*
Drupal::service	0	N/A%	-169	-130.0%	-136	-125.9%	-208	-83.9%	-48	-13.0%
Drupal\Core\Asset\AssetResolver::getCssAssets	0	N/A%	34	26.2%	27	25.0%	-64	-25.8%	-256	-69.6%
Composer\Autoload\ClassLoader::loadClass	0	N/A%	-10	-7.7%	-10	-9.3%	-8	-3.2%	0	0.0%
Drupal\Core\Asset\CssCollectionRenderer::render	0	N/A%	4	3.1%	2	1.9%	0	0.0%	-64	-17.4%
Drupal::config	0	N/A%	2	1.5%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Asset\JsCollectionRenderer::render	0	N/A%	2	1.5%	2	1.9%	0	0.0%	0	0.0%
Drupal\Component\Utility\SafeMarkup::escape	0	N/A%	-1	-0.8%	0	0.0%	0	0.0%	0	0.0%
Drupal::languageManager	0	N/A%	-1	-0.8%	2	1.9%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	-1	-0.8%	-1	-0.9%	0	0.0%	0	0.0%
Drupal\Core\Asset\AssetResolver::getJsAssets	0	N/A%	-1	-0.8%	2	1.9%	0	0.0%	0	0.0%
Drupal\Core\Config\Config::get	0	N/A%	1	0.8%	2	1.9%	0	0.0%	0	0.0%
drupal_process_attached	0	N/A%	1	0.8%	1	0.9%	24	9.7%	0	0.0%
t	0	N/A%	1	0.8%	1	0.9%	0	0.0%	0	0.0%
Drupal::request	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
defined	0	N/A%	0	0.0%	1	0.9%	0	0.0%	0	0.0%
drupal_get_html_head	0	N/A%	0	0.0%	2	1.9%	24	9.7%	0	0.0%
Drupal\Core\Asset\AttachedAssets::setAlreadyLoadedLibraries	0	N/A%	0	0.0%	2	1.9%	0	0.0%	0	0.0%
Drupal\Component\Utility\SafeMarkup::set	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Template\Attribute::offsetSet	0	N/A%	0	0.0%	2	1.9%	0	0.0%	0	0.0%
Drupal\Core\Language\Language::getId	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Language\LanguageManager::getCurrentLanguage	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Language\Language::getDirection	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Path\PathMatcher::isFrontPage	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
drupal_merge_attached	0	N/A%	0	0.0%	-2	-1.9%	0	0.0%	0	0.0%
Drupal\Core\Template\Attribute::__construct	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Component\Utility\String::checkPlain	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Asset\AttachedAssets::createFromRenderArray	0	N/A%	0	0.0%	1	0.9%	-24	-9.7%	0	0.0%