Run Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
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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
substr122 92.4% 43 0.0% 149 0.0% 50,504 0.2% 14,928 0.1%
Exclusive Metrics for Current Function43 100.0% 149 100.0% 50,504 100.0% 14,928 100.0%
Parent functions
Drupal\Component\Utility\Crypt::randomBytes16 13.1% 18 41.9% 30 20.1% 33,496 66.3% 9,112 61.0%
theme@29 7.4% 5 11.6% 8 5.4% 1,048 2.1% 0 0.0%
_filter_xss_split4 3.3% 4 9.3% 3 2.0% 896 1.8% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild2 1.6% 2 4.7% 6 4.0% 864 1.7% 632 4.2%
Symfony\Component\HttpFoundation\ServerBag::getHeaders10 8.2% 2 4.7% 13 8.7% 1,120 2.2% 488 3.3%
dblog_watchdog3 2.5% 2 4.7% 9 6.0% 904 1.8% 720 4.8%
Drupal\field_sql_storage\Entity\Tables::addField2 1.6% 2 4.7% 3 2.0% 864 1.7% 0 0.0%
theme@41 0.8% 1 2.3% 1 0.7% 792 1.6% 288 1.9%
drupal_strip_dangerous_protocols1 0.8% 1 2.3% 2 1.3% 840 1.7% 0 0.0%
theme@12 1.6% 1 2.3% 4 2.7% 824 1.6% 560 3.8%
Twig_Environment::getCacheFilename8 6.6% 1 2.3% 6 4.0% 1,120 2.2% 784 5.3%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString2 1.6% 1 2.3% 3 2.0% 872 1.7% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo1 0.8% 1 2.3% 2 1.3% 840 1.7% 808 5.4%
request_path1 0.8% 1 2.3% 1 0.7% 792 1.6% 760 5.1%
edit_custom_theme1 0.8% 1 2.3% 3 2.0% 800 1.6% 0 0.0%
drupal_settings_initialize2 1.6% 0 0.0% 3 2.0% 864 1.7% 776 5.2%
Drupal\Component\Uuid\Php::generate56 45.9% 0 0.0% 50 33.6% 2,768 5.5% 0 0.0%
editor_custom_theme1 0.8% 0 0.0% 2 1.3% 800 1.6% 0 0.0%