Diff Report
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196effcededb: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for substr

substrRun #5196ef15c751eRun #5196effcededbDiffDiff%
Number of Function Calls727 727 0 0.0%
Incl. Wall Time (microsec)10,661 6,394 -4,267 -40.0%
Incl. Wall Time (microsec) per call 15 9 -6 -40.0%
Excl. Wall Time (microsec)10,661 6,394 -4,267 -40.0%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 6 0 -6 -100.0%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)77,024 77,024 0 0.0%
Incl. MemUse (bytes) per call 106 106 0 0.0%
Excl. MemUse (bytes)77,024 77,024 0 0.0%
Incl. PeakMemUse (bytes)12,744 12,744 0 0.0%
Incl. PeakMemUse (bytes) per call 18 18 0 0.0%
Excl. PeakMemUse (bytes)12,744 12,744 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% -4,267 -0.4% -4,000 -100.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4,267 -100.0% -4,000 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -3,971 -93.1% -4,000 -100.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% -26 -0.6% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -13 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% -12 -0.3% 0 0.0% 0 N/A% 0 N/A%
theme@20 N/A% -51 -1.2% 0 0.0% 0 N/A% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% -5 -0.1% 0 0.0% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% -6 -0.1% 0 0.0% 0 N/A% 0 N/A%
theme@10 N/A% -6 -0.1% 0 0.0% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% -7 -0.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -26 -0.6% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% -11 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -71 -1.7% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -50 -1.2% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -5 -0.1% 0 0.0% 0 N/A% 0 N/A%
request_path0 N/A% -7 -0.2% 0 0.0% 0 N/A% 0 N/A%