Run Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for implode [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)
IWall%Incl. CPU
(microsecs)
ICpu%Incl.
MemUse
(bytes)
IMemUse%Incl.
PeakMemUse
(bytes)
IPeakMemUse%
Current Function
implode506 96.0% 1,936 0.4% 2,423 0.6% 120,056 0.9% 21,064 0.2%
Exclusive Metrics for Current Function648 33.5% 1,126 46.5% 117,204 97.6% 17,512 83.1%
Parent functions
{closure}2 0.4% 1,326 68.5% 1,329 54.8% 3,148 2.6% 5,240 24.9%
Drupal\Core\Database\Connection::expandArguments139 27.5% 157 8.1% 283 11.7% 13,596 11.3% 1,540 7.3%
Drupal\Core\Template\AttributeArray::__toString93 18.4% 115 5.9% 196 8.1% 9,448 7.9% 1,660 7.9%
Drupal\Core\Extension\ModuleHandler::alter90 17.8% 96 5.0% 193 8.0% 8,364 7.0% 1,096 5.2%
Drupal\Core\Database\Query\Condition::compile48 9.5% 49 2.5% 93 3.8% 4,484 3.7% 1,724 8.2%
twig_render_template@118 3.6% 34 1.8% 43 1.8% 16,116 13.4% 0 0.0%
Drupal\Core\Database\Query\Select::__toString16 3.2% 26 1.3% 42 1.7% 4,396 3.7% 3,536 16.8%
twig_render_template8 1.6% 20 1.0% 27 1.1% 40,104 33.4% 0 0.0%
Drupal\Component\Utility\UrlHelper::buildQuery18 3.6% 18 0.9% 35 1.4% 1,528 1.3% 392 1.9%
twig_render_template@28 1.6% 14 0.7% 21 0.9% 4,928 4.1% 0 0.0%
drupal_render_cid_create12 2.4% 13 0.7% 28 1.2% 1,480 1.2% 304 1.4%
drupal_http_header_attributes12 2.4% 12 0.6% 19 0.8% 1,484 1.2% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@16 1.2% 11 0.6% 19 0.8% 972 0.8% 472 2.2%
Drupal\user\Cache\UserRolesCacheContext::getContext9 1.8% 9 0.5% 17 0.7% 1,244 1.0% 452 2.1%
_contextual_links_to_id6 1.2% 6 0.3% 13 0.5% 952 0.8% 216 1.0%
find_conf_path5 1.0% 5 0.3% 10 0.4% 712 0.6% 520 2.5%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader2 0.4% 4 0.2% 7 0.3% 640 0.5% 424 2.0%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader1 0.2% 4 0.2% 6 0.2% 1,092 0.9% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@22 0.4% 3 0.2% 7 0.3% 620 0.5% 444 2.1%
Drupal\system\Plugin\Block\SystemMenuBlock::getCacheKeys2 0.4% 3 0.2% 6 0.2% 632 0.5% 416 2.0%
Drupal\Core\DrupalKernel::getClassName1 0.2% 2 0.1% 3 0.1% 528 0.4% 528 2.5%
Drupal\Core\Database\Driver\mysql\Connection::open1 0.2% 2 0.1% 5 0.2% 724 0.6% 636 3.0%
Drupal\Component\Utility\Xss::split2 0.4% 2 0.1% 6 0.2% 676 0.6% 436 2.1%
Drupal\user\PermissionsHash::generate2 0.4% 2 0.1% 6 0.2% 612 0.5% 436 2.1%
template_preprocess_html1 0.2% 1 0.1% 4 0.2% 560 0.5% 0 0.0%
form_pre_render_group1 0.2% 1 0.1% 2 0.1% 508 0.4% 296 1.4%
form_process_group1 0.2% 1 0.1% 3 0.1% 508 0.4% 296 1.4%
Child function
Drupal\Core\Page\HeadElement::__toString12 100.0% 1,288 66.5% 1,297 53.5% 2,852 2.4% 3,552 16.9%