Diff Report
Run #519af44245f83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519af4b90e33b: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #519af44245f83Run #519af4b90e33bDiffDiff%
Number of Function Calls898 906 8 0.9%
Incl. Wall Time (microsec)1,368 1,341 -27 -2.0%
Incl. Wall Time (microsec) per call 2 1 -0 -2.8%
Excl. Wall Time (microsec)1,368 1,341 -27 -2.0%
Incl. CPU (microsecs)2,100 2,079 -21 -1.0%
Incl. CPU (microsecs) per call 2 2 -0 -1.9%
Excl. CPU (microsec)2,100 2,079 -21 -1.0%
Incl. MemUse (bytes)74,784 75,128 344 0.5%
Incl. MemUse (bytes) per call 83 83 -0 -0.4%
Excl. MemUse (bytes)74,784 75,128 344 0.5%
Incl. PeakMemUse (bytes)21,024 21,080 56 0.3%
Incl. PeakMemUse (bytes) per call 23 23 -0 -0.6%
Excl. PeakMemUse (bytes)21,024 21,080 56 0.3%

Parent/Child Regression/Improvement report for substr [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
substr8 100.0% -27 -1.2% -21 -1.1% 344 0.4% 56 0.1%
Exclusive Metrics Diff for Current Function-27 -100.0% -21 -100.0% 344 100.0% 56 100.0%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% -21 -77.8% -39 -185.7% 8 2.3% 48 85.7%
Twig_Environment::getCacheFilename8 100.0% 9 33.3% 12 57.1% 336 97.7% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% -7 -25.9% 3 14.3% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% -4 -14.8% -3 -14.3% 0 0.0% 8 14.3%
file_uri_scheme0 0.0% -2 -7.4% -1 -4.8% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% -1 -3.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% -1 -3.7% -4 -19.0% 0 0.0% 0 0.0%
theme@10 0.0% 1 3.7% -1 -4.8% 0 0.0% 0 0.0%
devel_silent0 0.0% -1 -3.7% 0 0.0% 0 0.0% 0 0.0%
image_style_path_token0 0.0% 0 0.0% -1 -4.8% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Tables::addField0 0.0% 0 0.0% 1 4.8% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% 1 4.8% 0 0.0% 0 0.0%
url0 0.0% 0 0.0% 2 9.5% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% 2 9.5% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% 2 9.5% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 2 9.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 3 14.3% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% -1 -4.8% 0 0.0% 0 0.0%
contextual_custom_theme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
editor_custom_theme0 0.0% 0 0.0% 1 4.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%