Run Report
Run #519c0ad3d3949: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for substr [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
substr759 98.8% 815 0.2% 1,472 0.5% 42,772 0.5% 15,844 0.2%
Exclusive Metrics for Current Function815 100.0% 1,472 100.0% 42,772 100.0% 15,844 100.0%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile680 89.6% 688 84.4% 1,262 85.7% 21,400 50.0% 2,684 16.9%
Drupal\Component\Utility\Crypt::randomBytes6 0.8% 56 6.9% 66 4.5% 12,752 29.8% 8,192 51.7%
Drupal\Component\Uuid\Php::generate21 2.8% 21 2.6% 35 2.4% 888 2.1% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders10 1.3% 10 1.2% 16 1.1% 644 1.5% 308 1.9%
theme@27 0.9% 7 0.9% 15 1.0% 524 1.2% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field6 0.8% 6 0.7% 11 0.7% 572 1.3% 388 2.4%
Twig_Environment::getCacheFilename4 0.5% 4 0.5% 7 0.5% 548 1.3% 472 3.0%
devel_silent6 0.8% 3 0.4% 14 1.0% 412 1.0% 412 2.6%
drupal_settings_initialize3 0.4% 3 0.4% 6 0.4% 524 1.2% 424 2.7%
drupal_strip_dangerous_protocols3 0.4% 3 0.4% 6 0.4% 480 1.1% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString2 0.3% 3 0.4% 5 0.3% 492 1.2% 492 3.1%
url2 0.3% 2 0.2% 3 0.2% 432 1.0% 208 1.3%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild2 0.3% 2 0.2% 6 0.4% 484 1.1% 364 2.3%
theme@12 0.3% 2 0.2% 5 0.3% 436 1.0% 344 2.2%
editor_custom_theme1 0.1% 1 0.1% 3 0.2% 432 1.0% 344 2.2%
Symfony\Component\HttpFoundation\Request::preparePathInfo1 0.1% 1 0.1% 3 0.2% 472 1.1% 456 2.9%
contextual_custom_theme1 0.1% 1 0.1% 3 0.2% 436 1.0% 0 0.0%
edit_custom_theme1 0.1% 1 0.1% 3 0.2% 432 1.0% 344 2.2%
request_path1 0.1% 1 0.1% 3 0.2% 412 1.0% 412 2.6%