Diff Report
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for implode

implodeRun #5391fd5a43e70Run #5391fc871e91dDiffDiff%
Number of Function Calls813 810 -3 -0.4%
Incl. Wall Time (microsec)1,704 1,716 12 0.7%
Incl. Wall Time (microsec) per call 2 2 0 1.1%
Excl. Wall Time (microsec)1,005 1,036 31 3.1%
Incl. CPU (microsecs)2,549 2,496 -53 -2.1%
Incl. CPU (microsecs) per call 3 3 -0 -1.7%
Excl. CPU (microsec)1,846 1,813 -33 -1.8%
Incl. MemUse (bytes)288,552 286,740 -1,812 -0.6%
Incl. MemUse (bytes) per call 355 354 -1 -0.3%
Excl. MemUse (bytes)286,232 284,420 -1,812 -0.6%
Incl. PeakMemUse (bytes)17,988 17,092 -896 -5.0%
Incl. PeakMemUse (bytes) per call 22 21 -1 -4.6%
Excl. PeakMemUse (bytes)17,988 17,092 -896 -5.0%

Parent/Child Regression/Improvement report for implode [View Callgraph Diff]


Function NameCalls DiffCalls
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
implode-3 -100.0% 12 0.7% -53 -13.2% -1,812 -7.3% -896 -3.6%
Exclusive Metrics Diff for Current Function31 258.3% -33 -62.3% -1,812 -100.0% -896 -100.0%
Parent functions
{closure}0 0.0% -20 -166.7% -19 -35.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 0.0% 16 133.3% 3 5.7% 0 0.0% -88 -9.8%
Drupal\Core\Form\FormBuilder::doBuildForm@20 0.0% 11 91.7% 9 17.0% 0 0.0% 0 0.0%
Drupal\Core\Template\AttributeArray::__toString-1 -33.3% 11 91.7% 14 26.4% -88 -4.9% -88 -9.8%
form_pre_render_group0 0.0% -10 -83.3% -12 -22.6% 0 0.0% 392 43.8%
twig_render_template@1-1 -33.3% 8 66.7% -13 -24.5% -1,024 -56.5% 0 0.0%
twig_render_template@20 0.0% 3 25.0% 4 7.5% -24 -1.3% 0 0.0%
Drupal\Core\Database\Query\Condition::compile0 0.0% -3 -25.0% 1 1.9% 0 0.0% 0 0.0%
twig_join_filter-1 -33.3% -2 -16.7% -4 -7.5% -632 -34.9% -560 -62.5%
Drupal\Core\Database\Query\Condition::compile@10 0.0% -2 -16.7% 0 0.0% 0 0.0% 0 0.0%
twig_render_template-1 -33.3% -2 -16.7% -2 -3.8% -692 -38.2% 0 0.0%
Drupal\Component\Utility\UrlHelper::buildQuery0 0.0% -2 -16.7% 3 5.7% 0 0.0% 0 0.0%
theme_file_upload_help1 33.3% 2 16.7% 3 5.7% 648 35.8% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@10 0.0% 2 16.7% 1 1.9% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter@10 0.0% 1 8.3% 3 5.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 0.0% -1 -8.3% -1 -1.9% 0 0.0% 0 0.0%
form_process_group0 0.0% 1 8.3% -3 -5.7% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 1 8.3% -30 -56.6% 0 0.0% -88 -9.8%
file_managed_file_process0 0.0% -1 -8.3% 2 3.8% 0 0.0% 0 0.0%
Drupal\user\PermissionsHash::generate0 0.0% 1 8.3% 3 5.7% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@30 0.0% -1 -8.3% -3 -5.7% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::handleInputElement0 0.0% -1 -8.3% -6 -11.3% 0 0.0% 0 0.0%
_contextual_links_to_id0 0.0% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemHelpBlock::getActiveHelp0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::getClassName0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::open0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 0.0% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
template_preprocess_html0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
twig_render_template@30 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\StringTranslation\TranslationManager::formatPlural0 0.0% 0 0.0% 1 1.9% 0 0.0% -464 -51.8%
find_conf_path0 0.0% 0 0.0% 2 3.8% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@60 0.0% 0 0.0% -3 -5.7% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@50 0.0% 0 0.0% -2 -3.8% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@40 0.0% 0 0.0% -4 -7.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Insert::__toString0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\ckeditor\Plugin\Editor\CKEditor::getJSSettings0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\ckeditor\Plugin\CKEditorPlugin\Internal::generateACFSettings0 0.0% 0 0.0% -3 -5.7% 0 0.0% 0 0.0%
form_pre_render_details0 0.0% 0 0.0% 3 5.7% 0 0.0% 0 0.0%
Drupal\ckeditor\Plugin\CKEditorPlugin\Internal::generateFormatTagsSetting0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Page\HeadElement::__toString0 N/A% -19 -158.3% -20 -37.7% 0 0.0% 0 0.0%