Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for implode

implodeRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls506 510 4 0.8%
Incl. Wall Time (microsec)1,936 1,903 -33 -1.7%
Incl. Wall Time (microsec) per call 4 4 -0 -2.5%
Excl. Wall Time (microsec)648 642 -6 -0.9%
Incl. CPU (microsecs)2,423 2,416 -7 -0.3%
Incl. CPU (microsecs) per call 5 5 -0 -1.1%
Excl. CPU (microsec)1,126 1,142 16 1.4%
Incl. MemUse (bytes)120,056 121,588 1,532 1.3%
Incl. MemUse (bytes) per call 237 238 1 0.5%
Excl. MemUse (bytes)117,204 118,736 1,532 1.3%
Incl. PeakMemUse (bytes)21,064 21,100 36 0.2%
Incl. PeakMemUse (bytes) per call 42 41 -0 -0.6%
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
implode4 100.0% -33 -2.3% -7 -0.3% 1,532 2.6% 36 0.1%
Exclusive Metrics Diff for Current Function-6 -18.2% 16 228.6% 1,532 100.0% 0 0.0%
Parent functions
twig_render_template@31 25.0% 2 6.1% 4 57.1% 680 44.4% 0 0.0%
twig_render_template@21 25.0% 4 12.1% 4 57.1% 420 27.4% 0 0.0%
Drupal\Core\Template\AttributeArray::__toString2 50.0% -8 -24.2% -1 -14.3% 176 11.5% 0 0.0%
twig_render_template0 0.0% 3 9.1% 3 42.9% 140 9.1% 0 0.0%
twig_render_template@10 0.0% -1 -3.0% 5 71.4% 116 7.6% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@10 0.0% -2 -6.1% -3 -42.9% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@20 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% -1 -3.0% -1 -14.3% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::getCacheKeys0 0.0% 0 0.0% 2 28.6% 0 0.0% 0 0.0%
form_process_group0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
template_preprocess_html0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
form_pre_render_group0 0.0% 0 0.0% 2 28.6% 0 0.0% 0 0.0%
Drupal\user\PermissionsHash::generate0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
{closure}0 0.0% -27 -81.8% -27 -385.7% 0 0.0% 36 100.0%
Drupal\Component\Utility\UrlHelper::buildQuery0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 4 12.1% 10 142.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::compile0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 0.0% -9 -27.3% -3 -42.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::open0 0.0% 1 3.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::getClassName0 0.0% 0 0.0% 2 28.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 0.0% 1 3.0% 2 28.6% 0 0.0% 0 0.0%
drupal_http_header_attributes0 0.0% 0 0.0% 2 28.6% 0 0.0% 0 0.0%
find_conf_path0 0.0% 0 0.0% -2 -28.6% 0 0.0% 0 0.0%
Drupal\Component\Utility\Xss::split0 0.0% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
drupal_render_cid_create0 0.0% 0 0.0% -4 -57.1% 0 0.0% 0 0.0%
Drupal\user\Cache\UserRolesCacheContext::getContext0 0.0% 0 0.0% 1 14.3% 0 0.0% 0 0.0%
_contextual_links_to_id0 0.0% 0 0.0% -2 -28.6% 0 0.0% 0 0.0%
Child function
Drupal\Core\Page\HeadElement::__toString0 N/A% -27 -81.8% -23 -328.6% 0 0.0% 36 100.0%