Diff Report
Run #517896dc57c6e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5178989df1d0f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #517896dc57c6eRun #5178989df1d0fDiffDiff%
Number of Function Calls129 129 0 0.0%
Incl. Wall Time (microsec)58 53 -5 -8.6%
Incl. Wall Time (microsec) per call 0 0 -0 -8.6%
Excl. Wall Time (microsec)58 53 -5 -8.6%
Incl. CPU (microsecs)180 185 5 2.8%
Incl. CPU (microsecs) per call 1 1 0 2.8%
Excl. CPU (microsec)180 185 5 2.8%
Incl. MemUse (bytes)29,728 29,752 24 0.1%
Incl. MemUse (bytes) per call 230 231 0 0.1%
Excl. MemUse (bytes)29,728 29,752 24 0.1%
Incl. PeakMemUse (bytes)13,568 13,568 0 0.0%
Incl. PeakMemUse (bytes) per call 105 105 0 0.0%
Excl. PeakMemUse (bytes)13,568 13,568 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% -5 -0.1% 5 0.1% 24 0.4% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -100.0% 5 100.0% 24 100.0% 0 N/A%
Parent functions
theme@10 N/A% -2 -40.0% 0 0.0% 0 0.0% 0 N/A%
theme@20 N/A% -1 -20.0% 0 0.0% 0 0.0% 0 N/A%
drupal_random_bytes0 N/A% -1 -20.0% 5 100.0% 0 0.0% 0 N/A%
file_uri_scheme0 N/A% -1 -20.0% -3 -60.0% 0 0.0% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% 0 0.0% -4 -80.0% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 N/A%
image_style_path_token0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% 0 0.0% -1 -20.0% 24 100.0% 0 N/A%
Drupal\system\Plugin\block\block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 4 80.0% 0 0.0% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 2 40.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% -2 -40.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 2 40.0% 0 0.0% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%