Diff Report
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for implode

implodeRun #53ccf06f3ae60Run #53ccf1bb00d4bDiffDiff%
Number of Function Calls1,703 1,702 -1 -0.1%
Incl. Wall Time (microsec)1,109 979 -130 -11.7%
Incl. Wall Time (microsec) per call 1 1 -0 -11.7%
Excl. Wall Time (microsec)724 657 -67 -9.3%
Incl. CPU (microsecs)2,556 2,449 -107 -4.2%
Incl. CPU (microsecs) per call 2 1 -0 -4.1%
Excl. CPU (microsec)2,169 2,125 -44 -2.0%
Incl. MemUse (bytes)605,280 615,608 10,328 1.7%
Incl. MemUse (bytes) per call 355 362 6 1.8%
Excl. MemUse (bytes)591,368 601,696 10,328 1.7%
Incl. PeakMemUse (bytes)24,744 24,992 248 1.0%
Incl. PeakMemUse (bytes) per call 15 15 0 1.1%
Excl. PeakMemUse (bytes)14,976 15,224 248 1.7%

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-1 -100.0% -130 -8.6% -107 -6.5% 10,328 161.0% 248 2.3%
Exclusive Metrics Diff for Current Function-67 -51.5% -44 -41.1% 10,328 100.0% 248 100.0%
Parent functions
Drupal\Core\Extension\ModuleHandler::alter-1 -100.0% -6 -4.6% -42 -39.3% -96 -0.9% 96 38.7%
Drupal\user\Cache\UserRolesCacheContext::getContext0 0.0% 0 0.0% 3 2.8% 0 0.0% 0 0.0%
drupal_render_cid_create0 0.0% 0 0.0% 2 1.9% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::getCacheKeys0 0.0% 2 1.5% -2 -1.9% 0 0.0% 0 0.0%
_contextual_links_to_id0 0.0% 0 0.0% -2 -1.9% 0 0.0% 0 0.0%
twig_render_template@10 0.0% 16 12.3% 17 15.9% 2,632 25.5% 0 0.0%
form_pre_render_group0 0.0% 1 0.8% 4 3.7% 0 0.0% 0 0.0%
twig_render_template@30 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 0.0% -1 -0.8% -1 -0.9% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% 0 0.0% -2 -1.9% 0 0.0% 0 0.0%
Drupal\user\PermissionsHash::generate0 0.0% -1 -0.8% -2 -1.9% 0 0.0% 0 0.0%
Drupal\Core\Page\HtmlPage::getHead0 0.0% -63 -48.5% -62 -57.9% 0 0.0% 248 100.0%
form_pre_render_details0 0.0% 0 0.0% 1 0.9% 0 0.0% 0 0.0%
twig_render_template@20 0.0% 3 2.3% 0 0.0% 32 0.3% 0 0.0%
Drupal\Core\Form\FormBuilder::handleInputElement0 0.0% -1 -0.8% -1 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 0.0% -5 -3.8% -7 -6.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::__toString@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::compile0 0.0% -1 -0.8% 7 6.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 0.0% 0 0.0% 18 16.8% -16 -0.2% -96 -38.7%
Drupal\Core\Database\Driver\mysql\Connection::open0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::buildQuery0 0.0% 0 0.0% -3 -2.8% 136 1.3% 0 0.0%
Drupal\Core\Template\AttributeArray::__toString0 0.0% -8 -6.2% 25 23.4% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@20 0.0% 0 0.0% 8 7.5% 0 0.0% 0 0.0%
form_process_group0 0.0% -1 -0.8% 2 1.9% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@10 0.0% 0 0.0% 2 1.9% 0 0.0% 0 0.0%
twig_render_template0 0.0% -66 -50.8% -72 -67.3% 7,632 73.9% 0 0.0%
Drupal\Core\DrupalKernel::getClassName0 0.0% 1 0.8% 0 0.0% 8 0.1% 0 0.0%
Child function
Drupal\Core\Page\HeadElement::__toString0 N/A% -63 -48.5% -63 -58.9% 0 0.0% 0 0.0%