Diff Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a226436ce4: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for substr

substrRun #512a1f7f217a6Run #512a226436ce4DiffDiff%
Number of Function Calls744 720 -24 -3.2%
Incl. Wall Time (microsec)41 50 9 22.0%
Incl. Wall Time (microsec) per call 0 0 0 26.0%
Excl. Wall Time (microsec)41 50 9 22.0%
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)86,024 88,288 2,264 2.6%
Incl. MemUse (bytes) per call 116 123 7 6.1%
Excl. MemUse (bytes)86,024 88,288 2,264 2.6%
Incl. PeakMemUse (bytes)29,664 21,536 -8,128 -27.4%
Incl. PeakMemUse (bytes) per call 40 30 -10 -25.0%
Excl. PeakMemUse (bytes)29,664 21,536 -8,128 -27.4%

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-24 -100.0% 9 0.0% 0 0.0% 2,264 0.1% -8,128 -0.3%
Exclusive Metrics Diff for Current Function9 100.0% 0 N/A% 2,264 100.0% -8,128 -100.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::add_field6 25.0% 6 66.7% 0 N/A% 1,472 65.0% 992 12.2%
text_summary0 0.0% 2 22.2% 0 N/A% 24 1.1% -11,336 -139.5%
Drupal\field_sql_storage\Entity\Tables::addField1 4.2% 1 11.1% 0 N/A% 1,176 51.9% 1,120 13.8%
edit_custom_theme0 0.0% 1 11.1% 0 N/A% 0 0.0% 0 0.0%
file_uri_scheme-63 -262.5% -1 -11.1% 0 N/A% -3,528 -155.8% 240 3.0%
theme@32 8.3% 0 0.0% 0 N/A% 1,200 53.0% 0 0.0%
theme@2-52 -216.7% 0 0.0% 0 N/A% -4,000 -176.7% 0 0.0%
theme@10 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\system\Plugin\block\block\SystemMenuBlock::build0 0.0% 0 0.0% 0 N/A% 0 0.0% 184 2.3%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 N/A% 32 1.4% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 N/A% 0 0.0% -320 -3.9%
Symfony\Component\ClassLoader\UniversalClassLoader::findFile82 341.7% 0 0.0% 0 N/A% 5,808 256.5% 992 12.2%
drupal_classloader0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
drupal_settings_initialize0 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% 16 0.7% 0 0.0%
request_path0 0.0% 0 0.0% 0 N/A% 16 0.7% 0 0.0%
devel_silent0 0.0% 0 0.0% 0 N/A% 32 1.4% 0 0.0%
custom_block_menu_local_tasks_alter0 0.0% 0 0.0% 0 N/A% 16 0.7% 0 0.0%