Diff Report
Run #519ede3a9dd65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519edeb20e5f1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #519ede3a9dd65Run #519edeb20e5f1DiffDiff%
Number of Function Calls1,138 1,138 0 0.0%
Incl. Wall Time (microsec)474 492 18 3.8%
Incl. Wall Time (microsec) per call 0 0 0 3.8%
Excl. Wall Time (microsec)474 492 18 3.8%
Incl. CPU (microsecs)1,427 1,414 -13 -0.9%
Incl. CPU (microsecs) per call 1 1 -0 -0.9%
Excl. CPU (microsec)1,427 1,414 -13 -0.9%
Incl. MemUse (bytes)204,032 204,032 0 0.0%
Incl. MemUse (bytes) per call 179 179 0 0.0%
Excl. MemUse (bytes)204,032 204,032 0 0.0%
Incl. PeakMemUse (bytes)18,800 18,800 0 0.0%
Incl. PeakMemUse (bytes) per call 17 17 0 0.0%
Excl. PeakMemUse (bytes)18,800 18,800 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% 18 6.4% -13 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function18 100.0% -13 -100.0% 0 N/A% 0 N/A%
Parent functions
theme@50 N/A% 8 44.4% 0 0.0% 0 N/A% 0 N/A%
theme@40 N/A% 5 27.8% -2 -15.4% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 4 22.2% -8 -61.5% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -4 -22.2% -19 -146.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 2 11.1% 20 153.8% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% 1 5.6% -2 -15.4% 0 N/A% 0 N/A%
devel_silent0 N/A% 1 5.6% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 1 5.6% -1 -7.7% 0 N/A% 0 N/A%
theme@30 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
image_style_path_token0 N/A% 0 0.0% -4 -30.8% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
theme@20 N/A% 0 0.0% 2 15.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%