Diff Report
Run #519d5cada282f: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519d5c4cd1983: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for substr

substrRun #519d5cada282fRun #519d5c4cd1983DiffDiff%
Number of Function Calls101 97 -4 -4.0%
Incl. Wall Time (microsec)110 104 -6 -5.5%
Incl. Wall Time (microsec) per call 1 1 -0 -1.6%
Excl. Wall Time (microsec)110 104 -6 -5.5%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)34,448 33,496 -952 -2.8%
Incl. MemUse (bytes) per call 341 345 4 1.2%
Excl. MemUse (bytes)34,448 33,496 -952 -2.8%
Incl. PeakMemUse (bytes)22,504 21,720 -784 -3.5%
Incl. PeakMemUse (bytes) per call 223 224 1 0.5%
Excl. PeakMemUse (bytes)22,504 21,720 -784 -3.5%

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
substr-4 -100.0% -6 -0.3% 0 0.0% -952 -0.2% -784 -0.2%
Exclusive Metrics Diff for Current Function-6 -100.0% 0 N/A% -952 -100.0% -784 -100.0%
Parent functions
Twig_Environment::getCacheFilename-4 -100.0% -4 -66.7% 0 N/A% -952 -100.0% -784 -100.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 1 16.7% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% -1 -16.7% 0 N/A% 0 0.0% 0 0.0%
request_path0 0.0% -1 -16.7% 0 N/A% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% -1 -16.7% 0 N/A% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
contextual_custom_theme0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
devel_silent0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%