Diff Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for implode

implodeRun #534ad9c94e95bRun #534ad8dec7444DiffDiff%
Number of Function Calls671 667 -4 -0.6%
Incl. Wall Time (microsec)937 911 -26 -2.8%
Incl. Wall Time (microsec) per call 1 1 -0 -2.2%
Excl. Wall Time (microsec)937 911 -26 -2.8%
Incl. CPU (microsecs)1,664 1,648 -16 -1.0%
Incl. CPU (microsecs) per call 2 2 -0 -0.4%
Excl. CPU (microsec)1,664 1,648 -16 -1.0%
Incl. MemUse (bytes)206,824 205,520 -1,304 -0.6%
Incl. MemUse (bytes) per call 308 308 -0 -0.0%
Excl. MemUse (bytes)206,824 205,520 -1,304 -0.6%
Incl. PeakMemUse (bytes)27,224 30,284 3,060 11.2%
Incl. PeakMemUse (bytes) per call 41 45 5 11.9%
Excl. PeakMemUse (bytes)27,224 30,284 3,060 11.2%

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-4 -100.0% -26 -1.6% -16 -3.2% -1,304 -5.5% 3,060 12.6%
Exclusive Metrics Diff for Current Function-26 -100.0% -16 -100.0% -1,304 -100.0% 3,060 100.0%
Parent functions
Drupal\Core\Extension\ModuleHandler::alter0 0.0% -7 -26.9% -1 -6.2% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@20 0.0% -6 -23.1% -9 -56.2% 0 0.0% 0 0.0%
twig_render_template@3-3 -75.0% -6 -23.1% -10 -62.5% -980 -75.2% 0 0.0%
twig_render_template@20 0.0% 6 23.1% 1 6.2% -24 -1.8% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 0.0% 5 19.2% 5 31.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::compile@10 0.0% -4 -15.4% 2 12.5% 0 0.0% 0 0.0%
Drupal\user\Cache\UserRolesCacheContext::getContext0 0.0% -2 -7.7% -4 -25.0% 0 0.0% 0 0.0%
form_process_group0 0.0% -2 -7.7% -4 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Update::__toString0 0.0% 2 7.7% 2 12.5% 0 0.0% 0 0.0%
Drupal\Core\Template\AttributeArray::__toString-1 -25.0% -2 -7.7% 1 6.2% -88 -6.7% 0 0.0%
Drupal\Core\Asset\CssCollectionRenderer::render0 0.0% -2 -7.7% -7 -43.8% 0 0.0% 3,080 100.7%
Drupal\Component\Utility\UrlHelper::buildQuery0 0.0% -2 -7.7% -3 -18.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% -1 -3.8% -1 -6.2% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@10 0.0% -1 -3.8% -7 -43.8% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 0.0% 1 3.8% 2 12.5% 0 0.0% 0 0.0%
form_process_radios0 0.0% -1 -3.8% 1 6.2% 0 0.0% 0 0.0%
twig_render_template@10 0.0% -1 -3.8% 0 0.0% -44 -3.4% 0 0.0%
Drupal\Core\Database\Query\Condition::compile0 0.0% -1 -3.8% 5 31.2% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\display\PathPluginBase::getPath0 0.0% -1 -3.8% -1 -6.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 0.0% -1 -3.8% 11 68.8% 0 0.0% 0 0.0%
_contextual_links_to_id0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_get_feeds0 0.0% 0 0.0% 0 0.0% -20 -1.5% -20 -0.7%
twig_render_template0 0.0% 0 0.0% 4 25.0% -152 -11.7% 0 0.0%
form_pre_render_group0 0.0% 0 0.0% 1 6.2% 0 0.0% 0 0.0%
template_preprocess_html0 0.0% 0 0.0% -1 -6.2% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 0.0% 0 0.0% -1 -6.2% 4 0.3% 0 0.0%
Drupal\user\PermissionsHash::generate0 0.0% 0 0.0% -2 -12.5% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::getClassName0 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\system\Plugin\Block\SystemMenuBlock::getCacheKeys0 0.0% 0 0.0% 2 12.5% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@40 0.0% 0 0.0% -1 -6.2% 0 0.0% 0 0.0%
find_conf_path0 0.0% 0 0.0% 4 25.0% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::handleInputElement0 0.0% 0 0.0% -3 -18.8% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@30 0.0% 0 0.0% -1 -6.2% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@50 0.0% 0 0.0% -2 -12.5% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@60 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\style\StylePluginBase::getRowClass0 0.0% 0 0.0% -1 -6.2% 0 0.0% 0 0.0%
Drupal\Core\StringTranslation\TranslationManager::formatPlural0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_render_cid_create0 0.0% 0 0.0% 1 6.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::compile@20 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString@10 0.0% 0 0.0% 1 6.2% 0 0.0% 0 0.0%