Run Report
Run #519c0a514701f: 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
substr749 98.8% 769 0.2% 1,448 0.5% 42,056 0.5% 15,372 0.2%
Exclusive Metrics for Current Function769 100.0% 1,448 100.0% 42,056 100.0% 15,372 100.0%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile674 90.0% 690 89.7% 1,292 89.2% 21,232 50.5% 2,684 17.5%
Drupal\Component\Uuid\Php::generate21 2.8% 21 2.7% 34 2.3% 888 2.1% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes6 0.8% 12 1.6% 19 1.3% 12,752 30.3% 8,192 53.3%
Symfony\Component\HttpFoundation\ServerBag::getHeaders10 1.3% 10 1.3% 20 1.4% 644 1.5% 308 2.0%
theme@27 0.9% 7 0.9% 12 0.8% 524 1.2% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field6 0.8% 6 0.8% 12 0.8% 572 1.4% 388 2.5%
devel_silent6 0.8% 4 0.5% 14 1.0% 412 1.0% 412 2.7%
drupal_settings_initialize3 0.4% 3 0.4% 7 0.5% 524 1.2% 424 2.8%
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% 2 0.3% 6 0.4% 492 1.2% 492 3.2%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild2 0.3% 2 0.3% 5 0.3% 484 1.2% 364 2.4%
url2 0.3% 2 0.3% 4 0.3% 432 1.0% 208 1.4%
theme@12 0.3% 2 0.3% 4 0.3% 436 1.0% 344 2.2%
edit_custom_theme1 0.1% 1 0.1% 2 0.1% 432 1.0% 344 2.2%
Symfony\Component\HttpFoundation\Request::preparePathInfo1 0.1% 1 0.1% 2 0.1% 472 1.1% 456 3.0%
contextual_custom_theme1 0.1% 1 0.1% 3 0.2% 436 1.0% 0 0.0%
request_path1 0.1% 1 0.1% 3 0.2% 412 1.0% 412 2.7%
editor_custom_theme1 0.1% 1 0.1% 3 0.2% 432 1.0% 344 2.2%