Diff Report
Run #51ad02c47d041: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad024086f90: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51ad02c47d041Run #51ad024086f90DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)3,571 3,599 28 0.8%
Incl. Wall Time (microsec) per call 357 360 3 0.8%
Excl. Wall Time (microsec)91 94 3 3.3%
Incl. CPU (microsecs)3,583 3,614 31 0.9%
Incl. CPU (microsecs) per call 358 361 3 0.9%
Excl. CPU (microsec)83 78 -5 -6.0%
Incl. MemUse (bytes)419,520 419,512 -8 -0.0%
Incl. MemUse (bytes) per call 41,952 41,951 -1 -0.0%
Excl. MemUse (bytes)7,472 7,472 0 0.0%
Incl. PeakMemUse (bytes)381,544 381,632 88 0.0%
Incl. PeakMemUse (bytes) per call 38,154 38,163 9 0.0%
Excl. PeakMemUse (bytes)5,688 5,688 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::select [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
Drupal\Core\Database\Connection::select0 N/A% 28 0.6% 31 1.0% -8 -0.0% 88 0.1%
Exclusive Metrics Diff for Current Function3 10.7% -5 -16.1% 0 0.0% 0 0.0%
Parent functions
Drupal\user\UserData::get0 N/A% 20 71.4% 19 61.3% -8 -100.0% 80 90.9%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 14 50.0% 15 48.4% 0 0.0% 8 9.1%
db_select0 N/A% -6 -21.4% -4 -12.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 0 0.0% 1 3.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 36 128.6% 44 141.9% -32 -400.0% 320 363.6%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -11 -39.3% -8 -25.8% 24 300.0% -232 -263.6%