Diff Report
Run #519a6b3fa9c9c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519a6c2cb620c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #519a6b3fa9c9cRun #519a6c2cb620cDiffDiff%
Number of Function Calls111 111 0 0.0%
Incl. Wall Time (microsec)63 73 10 15.9%
Incl. Wall Time (microsec) per call 1 1 0 15.9%
Excl. Wall Time (microsec)63 73 10 15.9%
Incl. CPU (microsecs)166 170 4 2.4%
Incl. CPU (microsecs) per call 1 2 0 2.4%
Excl. CPU (microsec)166 170 4 2.4%
Incl. MemUse (bytes)20,208 20,208 0 0.0%
Incl. MemUse (bytes) per call 182 182 0 0.0%
Excl. MemUse (bytes)20,208 20,208 0 0.0%
Incl. PeakMemUse (bytes)6,696 6,696 0 0.0%
Incl. PeakMemUse (bytes) per call 60 60 0 0.0%
Excl. PeakMemUse (bytes)6,696 6,696 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% 10 1.3% 4 0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function10 100.0% 4 100.0% 0 N/A% 0 N/A%
Parent functions
file_uri_scheme0 N/A% 5 50.0% 2 50.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 2 20.0% 3 75.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 2 20.0% 0 0.0% 0 N/A% 0 N/A%
theme@10 N/A% 1 10.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
drupal_strip_dangerous_protocols0 N/A% 0 0.0% 2 50.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@20 N/A% 0 0.0% 6 150.0% 0 N/A% 0 N/A%
image_style_path_token0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 N/A%