Diff Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for substr

substrRun #512a1f7f217a6Run #512a20b11c1abDiffDiff%
Number of Function Calls744 840 96 12.9%
Incl. Wall Time (microsec)41 41 0 0.0%
Incl. Wall Time (microsec) per call 0 0 -0 -11.4%
Excl. Wall Time (microsec)41 41 0 0.0%
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 95,056 9,032 10.5%
Incl. MemUse (bytes) per call 116 113 -2 -2.1%
Excl. MemUse (bytes)86,024 95,056 9,032 10.5%
Incl. PeakMemUse (bytes)29,664 33,576 3,912 13.2%
Incl. PeakMemUse (bytes) per call 40 40 0 0.3%
Excl. PeakMemUse (bytes)29,664 33,576 3,912 13.2%

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
substr96 100.0% 0 0.0% 0 0.0% 9,032 0.3% 3,912 0.1%
Exclusive Metrics Diff for Current Function0 N/A% 0 N/A% 9,032 100.0% 3,912 100.0%
Parent functions
Symfony\Component\ClassLoader\UniversalClassLoader::findFile90 93.8% -4 N/A% 0 N/A% 6,392 70.8% 944 24.1%
Drupal\views\Plugin\views\query\Sql::add_field5 5.2% 4 N/A% 0 N/A% 1,408 15.6% 1,232 31.5%
request_path0 0.0% -1 N/A% 0 N/A% 8 0.1% 0 0.0%
Drupal\field_sql_storage\Entity\Tables::addField1 1.0% 1 N/A% 0 N/A% 1,176 13.0% 1,120 28.6%
file_uri_scheme0 0.0% -1 N/A% 0 N/A% 0 0.0% 0 0.0%
text_summary0 0.0% 1 N/A% 0 N/A% 0 0.0% 432 11.0%
drupal_settings_initialize0 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%
theme@10 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%
theme@352 54.2% 0 N/A% 0 N/A% 4,000 44.3% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%
theme@2-52 -54.2% 0 N/A% 0 N/A% -4,000 -44.3% 0 0.0%
drupal_classloader0 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%
Drupal\system\Plugin\block\block\SystemMenuBlock::build0 0.0% 0 N/A% 0 N/A% 0 0.0% 184 4.7%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 N/A% 0 N/A% 8 0.1% 0 0.0%
devel_silent0 0.0% 0 N/A% 0 N/A% 32 0.4% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%
custom_block_menu_local_tasks_alter0 0.0% 0 N/A% 0 N/A% 8 0.1% 0 0.0%
edit_custom_theme0 0.0% 0 N/A% 0 N/A% 0 0.0% 0 0.0%