Run Report
Run #539203c57074d: 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% 1,874 0.4% 2,416 0.6% 120,056 0.9% 21,064 0.2%
Exclusive Metrics for Current Function627 33.5% 1,159 48.0% 117,204 97.6% 17,512 83.1%
Parent functions
{closure}2 0.4% 1,286 68.6% 1,288 53.3% 3,148 2.6% 5,240 24.9%
Drupal\Core\Database\Connection::expandArguments139 27.5% 152 8.1% 290 12.0% 13,596 11.3% 1,540 7.3%
Drupal\Core\Template\AttributeArray::__toString93 18.4% 104 5.5% 202 8.4% 9,448 7.9% 1,660 7.9%
Drupal\Core\Extension\ModuleHandler::alter90 17.8% 93 5.0% 206 8.5% 8,364 7.0% 1,096 5.2%
Drupal\Core\Database\Query\Condition::compile48 9.5% 48 2.6% 89 3.7% 4,484 3.7% 1,724 8.2%
twig_render_template@118 3.6% 34 1.8% 48 2.0% 16,116 13.4% 0 0.0%
Drupal\Core\Database\Query\Select::__toString16 3.2% 27 1.4% 47 1.9% 4,396 3.7% 3,536 16.8%
twig_render_template8 1.6% 19 1.0% 28 1.2% 40,104 33.4% 0 0.0%
Drupal\Component\Utility\UrlHelper::buildQuery18 3.6% 18 1.0% 40 1.7% 1,528 1.3% 392 1.9%
drupal_render_cid_create12 2.4% 15 0.8% 28 1.2% 1,480 1.2% 304 1.4%
twig_render_template@28 1.6% 12 0.6% 19 0.8% 4,928 4.1% 0 0.0%
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% 10 0.5% 13 0.5% 972 0.8% 472 2.2%
Drupal\user\Cache\UserRolesCacheContext::getContext9 1.8% 9 0.5% 22 0.9% 1,244 1.0% 452 2.1%
_contextual_links_to_id6 1.2% 6 0.3% 12 0.5% 952 0.8% 216 1.0%
find_conf_path5 1.0% 5 0.3% 11 0.5% 712 0.6% 520 2.5%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader1 0.2% 4 0.2% 5 0.2% 1,092 0.9% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader2 0.4% 3 0.2% 7 0.3% 640 0.5% 424 2.0%
Drupal\Core\Form\FormBuilder::doBuildForm@22 0.4% 3 0.2% 6 0.2% 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% 4 0.2% 724 0.6% 636 3.0%
Drupal\Component\Utility\Xss::split2 0.4% 2 0.1% 5 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% 5 0.2% 560 0.5% 0 0.0%
form_pre_render_group1 0.2% 1 0.1% 3 0.1% 508 0.4% 296 1.4%
form_process_group1 0.2% 1 0.1% 4 0.2% 508 0.4% 296 1.4%
Child function
Drupal\Core\Page\HeadElement::__toString12 100.0% 1,247 66.5% 1,257 52.0% 2,852 2.4% 3,552 16.9%