Diff Report
Run #52e97c22a1cdf: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52e97c22a1cdfRun #52e97b490de91DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)3,602 3,552 -50 -1.4%
Incl. Wall Time (microsec) per call 300 296 -4 -1.4%
Excl. Wall Time (microsec)133 134 1 0.8%
Incl. CPU (microsecs)3,624 3,565 -59 -1.6%
Incl. CPU (microsecs) per call 302 297 -5 -1.6%
Excl. CPU (microsec)123 117 -6 -4.9%
Incl. MemUse (bytes)448,504 448,472 -32 -0.0%
Incl. MemUse (bytes) per call 37,375 37,373 -3 -0.0%
Excl. MemUse (bytes)10,728 10,728 0 0.0%
Incl. PeakMemUse (bytes)426,712 426,808 96 0.0%
Incl. PeakMemUse (bytes) per call 35,559 35,567 8 0.0%
Excl. PeakMemUse (bytes)6,352 6,400 48 0.8%

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% -50 -7.4% -59 -5.5% -32 -0.0% 96 0.1%
Exclusive Metrics Diff for Current Function1 2.0% -6 -10.2% 0 0.0% 48 50.0%
Parent functions
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% -50 -100.0% -52 -88.1% -32 -100.0% 96 100.0%
db_select0 N/A% -11 -22.0% -12 -20.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% 6 12.0% 4 6.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 3 6.0% 4 6.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 3 6.0% -1 -1.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -1 -2.0% -2 -3.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -77 -154.0% -79 -133.9% -40 -125.0% 152 158.3%
Drupal\Core\Database\Query\Select::__construct0 N/A% 26 52.0% 26 44.1% 8 25.0% -104 -108.3%