Diff Report
Run #538e3b37c1a66: 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 #538e3b37c1a66Run #538e3ac0de109DiffDiff%
Number of Function Calls631 579 -52 -8.2%
Incl. Wall Time (microsec)1,169 1,036 -133 -11.4%
Incl. Wall Time (microsec) per call 2 2 -0 -3.4%
Excl. Wall Time (microsec)419 360 -59 -14.1%
Incl. CPU (microsecs)1,647 1,525 -122 -7.4%
Incl. CPU (microsecs) per call 3 3 0 0.9%
Excl. CPU (microsec)891 839 -52 -5.8%
Incl. MemUse (bytes)347,984 236,320 -111,664 -32.1%
Incl. MemUse (bytes) per call 551 408 -143 -26.0%
Excl. MemUse (bytes)343,432 231,776 -111,656 -32.5%
Incl. PeakMemUse (bytes)26,280 25,072 -1,208 -4.6%
Incl. PeakMemUse (bytes) per call 42 43 2 4.0%
Excl. PeakMemUse (bytes)20,776 19,696 -1,080 -5.2%

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-52 -100.0% -133 -3.1% -122 -3.3% -111,664 -104.2% -1,208 -1.0%
Exclusive Metrics Diff for Current Function-59 -44.4% -52 -42.6% -111,656 -100.0% -1,080 -89.4%
Parent functions
{closure}0 0.0% -79 -59.4% -79 -64.8% -8 -0.0% -128 -10.6%
twig_render_template@4-25 -48.1% -25 -18.8% -36 -29.5% -13,208 -11.8% 0 0.0%
twig_render_template@3-25 -48.1% -25 -18.8% -31 -25.4% -18,608 -16.7% 0 0.0%
twig_render_template0 0.0% -15 -11.3% -19 -15.6% -34,232 -30.7% -888 -73.5%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% -14 -10.5% 15 12.3% -8 -0.0% 0 0.0%
twig_render_template@10 0.0% 7 5.3% 4 3.3% -34,240 -30.7% 0 0.0%
twig_render_template@20 0.0% 7 5.3% 3 2.5% -11,168 -10.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments-2 -3.8% 4 3.0% 15 12.3% -192 -0.2% -96 -7.9%
Drupal\Core\Template\AttributeArray::__toString0 0.0% 3 2.3% 10 8.2% 0 0.0% -96 -7.9%
Drupal\Core\Database\Query\Select::__toString0 0.0% 3 2.3% 3 2.5% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::buildQuery0 0.0% 1 0.8% -8 -6.6% 0 0.0% 0 0.0%
Drupal\Component\Utility\Xss::split0 0.0% -1 -0.8% -1 -0.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Condition::compile0 0.0% 1 0.8% -4 -3.3% 0 0.0% 0 0.0%
form_pre_render_group0 0.0% 0 0.0% -1 -0.8% 0 0.0% 0 0.0%
template_preprocess_html0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@20 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\HtmlViewSubscriber::convertCacheTagsToHeader0 0.0% 0 0.0% -1 -0.8% 0 0.0% 0 0.0%
_contextual_links_to_id0 0.0% 0 0.0% -2 -1.6% 0 0.0% 0 0.0%
Drupal\user\Cache\UserRolesCacheContext::getContext0 0.0% 0 0.0% 2 1.6% 0 0.0% 0 0.0%
drupal_http_header_attributes0 0.0% 0 0.0% 3 2.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::open0 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
drupal_render_cid_create0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::getClassName0 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@10 0.0% 0 0.0% -2 -1.6% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::getCacheKeys0 0.0% 0 0.0% 2 1.6% 0 0.0% 0 0.0%
form_process_group0 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
Child function
Drupal\Core\Page\HeadElement::__toString0 N/A% -74 -55.6% -70 -57.4% -8 -0.0% -128 -10.6%