Diff Report
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd4c5b5ac8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #519bd405e5fe3Run #519bd4c5b5ac8DiffDiff%
Number of Function Calls839 839 0 0.0%
Incl. Wall Time (microsec)1,279 1,279 0 0.0%
Incl. Wall Time (microsec) per call 2 2 0 0.0%
Excl. Wall Time (microsec)1,279 1,279 0 0.0%
Incl. CPU (microsecs)1,943 1,950 7 0.4%
Incl. CPU (microsecs) per call 2 2 0 0.4%
Excl. CPU (microsec)1,943 1,950 7 0.4%
Incl. MemUse (bytes)62,200 62,200 0 0.0%
Incl. MemUse (bytes) per call 74 74 0 0.0%
Excl. MemUse (bytes)62,200 62,200 0 0.0%
Incl. PeakMemUse (bytes)16,568 16,568 0 0.0%
Incl. PeakMemUse (bytes) per call 20 20 0 0.0%
Excl. PeakMemUse (bytes)16,568 16,568 0 0.0%

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
substr0 N/A% 0 0.0% 7 0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 N/A% 7 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -2 N/A% 3 42.9% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 1 N/A% 2 28.6% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% -1 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 1 N/A% 1 14.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 1 N/A% 0 0.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 N/A% 1 14.3% 0 N/A% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% 0 N/A% 2 28.6% 0 N/A% 0 N/A%
theme@10 N/A% 0 N/A% 1 14.3% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% 0 N/A% 2 28.6% 0 N/A% 0 N/A%
url0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
image_style_path_token0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
theme@20 N/A% 0 N/A% -2 -28.6% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 N/A% 1 14.3% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 N/A% 1 14.3% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 N/A% -1 -14.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% 0 N/A% -4 -57.1% 0 N/A% 0 N/A%