Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for implode

implodeRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls506 506 0 0.0%
Incl. Wall Time (microsec)1,874 1,936 62 3.3%
Incl. Wall Time (microsec) per call 4 4 0 3.3%
Excl. Wall Time (microsec)627 648 21 3.3%
Incl. CPU (microsecs)2,416 2,423 7 0.3%
Incl. CPU (microsecs) per call 5 5 0 0.3%
Excl. CPU (microsec)1,159 1,126 -33 -2.8%
Incl. MemUse (bytes)120,056 120,056 0 0.0%
Incl. MemUse (bytes) per call 237 237 0 0.0%
Excl. MemUse (bytes)117,204 117,204 0 0.0%
Incl. PeakMemUse (bytes)21,064 21,064 0 0.0%
Incl. PeakMemUse (bytes) per call 42 42 0 0.0%
Excl. PeakMemUse (bytes)17,512 17,512 0 0.0%

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
implode0 N/A% 62 25.1% 7 1.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function21 33.9% -33 -471.4% 0 N/A% 0 N/A%
Parent functions
{closure}0 N/A% 40 64.5% 41 585.7% 0 N/A% 0 N/A%
Drupal\Core\Template\AttributeArray::__toString0 N/A% 11 17.7% -6 -85.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 5 8.1% -7 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 3 4.8% -13 -185.7% 0 N/A% 0 N/A%
twig_render_template@20 N/A% 2 3.2% 2 28.6% 0 N/A% 0 N/A%
drupal_render_cid_create0 N/A% -2 -3.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::doBuildForm@10 N/A% 1 1.6% 6 85.7% 0 N/A% 0 N/A%
twig_render_template0 N/A% 1 1.6% -1 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::compile0 N/A% 1 1.6% 4 57.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__toString0 N/A% -1 -1.6% -5 -71.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 N/A% 1 1.6% 0 0.0% 0 N/A% 0 N/A%
form_process_group0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
template_preprocess_html0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
Drupal\user\PermissionsHash::generate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::getCacheKeys0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
form_pre_render_group0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::buildQuery0 N/A% 0 0.0% -5 -71.4% 0 N/A% 0 N/A%
drupal_http_header_attributes0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::getClassName0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\user\Cache\UserRolesCacheContext::getContext0 N/A% 0 0.0% -5 -71.4% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::split0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
twig_render_template@10 N/A% 0 0.0% -5 -71.4% 0 N/A% 0 N/A%
_contextual_links_to_id0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
find_conf_path0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::doBuildForm@20 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Child function
Drupal\Core\Page\HeadElement::__toString0 N/A% 41 66.1% 40 571.4% 0 N/A% 0 N/A%