Diff Report
Run #538e3af7e977d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for implode

implodeRun #538e3af7e977dRun #538e3ac0de109DiffDiff%
Number of Function Calls579 579 0 0.0%
Incl. Wall Time (microsec)1,004 1,036 32 3.2%
Incl. Wall Time (microsec) per call 2 2 0 3.2%
Excl. Wall Time (microsec)335 360 25 7.5%
Incl. CPU (microsecs)1,500 1,525 25 1.7%
Incl. CPU (microsecs) per call 3 3 0 1.7%
Excl. CPU (microsec)824 839 15 1.8%
Incl. MemUse (bytes)236,320 236,320 0 0.0%
Incl. MemUse (bytes) per call 408 408 0 0.0%
Excl. MemUse (bytes)231,776 231,776 0 0.0%
Incl. PeakMemUse (bytes)25,072 25,072 0 0.0%
Incl. PeakMemUse (bytes) per call 43 43 0 0.0%
Excl. PeakMemUse (bytes)19,696 19,696 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
implode0 N/A% 32 4.4% 25 3.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function25 78.1% 15 60.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 17 53.1% 6 24.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 6 18.8% 15 60.0% 0 N/A% 0 N/A%
{closure}0 N/A% 5 15.6% 5 20.0% 0 N/A% 0 N/A%
drupal_render_cid_create0 N/A% 1 3.1% 5 20.0% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::doBuildForm@10 N/A% 1 3.1% -2 -8.0% 0 N/A% 0 N/A%
Drupal\user\Cache\UserRolesCacheContext::getContext0 N/A% -1 -3.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::buildQuery0 N/A% 1 3.1% 2 8.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::compile0 N/A% 1 3.1% -8 -32.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__toString0 N/A% 1 3.1% 5 20.0% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::doBuildForm@20 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
form_process_group0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
form_pre_render_group0 N/A% 0 0.0% -1 -4.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
template_preprocess_html0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
twig_render_template@20 N/A% 0 0.0% -1 -4.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::split0 N/A% 0 0.0% -2 -8.0% 0 N/A% 0 N/A%
Drupal\Core\Template\AttributeArray::__toString0 N/A% 0 0.0% 4 16.0% 0 N/A% 0 N/A%
drupal_http_header_attributes0 N/A% 0 0.0% 7 28.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::getClassName0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
_contextual_links_to_id0 N/A% 0 0.0% -2 -8.0% 0 N/A% 0 N/A%
twig_render_template0 N/A% 0 0.0% -1 -4.0% 0 N/A% 0 N/A%
twig_render_template@10 N/A% 0 0.0% -12 -48.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::getCacheKeys0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Page\HeadElement::__toString0 N/A% 7 21.9% 10 40.0% 0 N/A% 0 N/A%