Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b0336932f18: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51b032b631491Run #51b0336932f18DiffDiff%
Number of Function Calls5,467 5,467 0 0.0%
Incl. Wall Time (microsec)1,838 1,386 -452 -24.6%
Incl. Wall Time (microsec) per call 0 0 -0 -24.6%
Excl. Wall Time (microsec)1,838 1,386 -452 -24.6%
Incl. CPU (microsecs)6,677 6,600 -77 -1.2%
Incl. CPU (microsecs) per call 1 1 -0 -1.2%
Excl. CPU (microsec)6,677 6,600 -77 -1.2%
Incl. MemUse (bytes)185,336 185,336 0 0.0%
Incl. MemUse (bytes) per call 34 34 0 0.0%
Excl. MemUse (bytes)185,336 185,336 0 0.0%
Incl. PeakMemUse (bytes)14,768 14,768 0 0.0%
Incl. PeakMemUse (bytes) per call 3 3 0 0.0%
Excl. PeakMemUse (bytes)14,768 14,768 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% -452 -198.2% -77 -0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-452 -100.0% -77 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -41 -9.1% -47 -61.0% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parse0 N/A% -66 -14.6% -29 -37.7% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parseScalar0 N/A% -263 -58.2% 14 18.2% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parseQuotedScalar0 N/A% -24 -5.3% -13 -16.9% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Parser::getNextEmbedBlock0 N/A% -17 -3.8% -8 -10.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -8 -1.8% -7 -9.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -2 -0.4% 7 9.1% 0 N/A% 0 N/A%
theme@20 N/A% -5 -1.1% 6 7.8% 0 N/A% 0 N/A%
theme@30 N/A% -19 -4.2% 4 5.2% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -2 -0.4% -4 -5.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -1 -0.2% 3 3.9% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -3 -3.9% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% 2 2.6% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -1.3% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Tables::addField0 N/A% 0 0.0% -1 -1.3% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% -1 -1.3% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -2 -0.4% -1 -1.3% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -3 -0.7% 0 0.0% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
url0 N/A% 1 0.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%