Diff Report
Run #52e49caf3c7f2: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e49d73f02cb: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52e49caf3c7f2Run #52e49d73f02cbDiffDiff%
Number of Function Calls24 24 0 0.0%
Incl. Wall Time (microsec)3,544 3,630 86 2.4%
Incl. Wall Time (microsec) per call 148 151 4 2.4%
Excl. Wall Time (microsec)188 197 9 4.8%
Incl. CPU (microsecs)3,571 3,664 93 2.6%
Incl. CPU (microsecs) per call 149 153 4 2.6%
Excl. CPU (microsec)170 184 14 8.2%
Incl. MemUse (bytes)430,424 430,344 -80 -0.0%
Incl. MemUse (bytes) per call 17,934 17,931 -3 -0.0%
Excl. MemUse (bytes)10,448 10,448 0 0.0%
Incl. PeakMemUse (bytes)346,968 346,632 -336 -0.1%
Incl. PeakMemUse (bytes) per call 14,457 14,443 -14 -0.1%
Excl. PeakMemUse (bytes)2,672 2,672 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% 86 3.4% 93 4.5% -80 -0.1% -336 -0.5%
Exclusive Metrics Diff for Current Function9 10.5% 14 15.1% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 89 103.5% 93 100.0% -80 -100.0% -336 -100.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -6 -7.0% -4 -4.3% 0 0.0% 0 0.0%
db_select0 N/A% 3 3.5% 4 4.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 60 69.8% 61 65.6% -96 -120.0% -576 -171.4%
Drupal\Core\Database\Query\Select::__construct0 N/A% 17 19.8% 18 19.4% 16 20.0% 240 71.4%