Diff Report
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad2358a7c5: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #530ad1a439784Run #530ad2358a7c5DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,144 3,097 -47 -1.5%
Incl. Wall Time (microsec) per call 393 387 -6 -1.5%
Excl. Wall Time (microsec)71 70 -1 -1.4%
Incl. CPU (microsecs)3,161 3,114 -47 -1.5%
Incl. CPU (microsecs) per call 395 389 -6 -1.5%
Excl. CPU (microsec)72 76 4 5.6%
Incl. MemUse (bytes)389,128 389,080 -48 -0.0%
Incl. MemUse (bytes) per call 48,641 48,635 -6 -0.0%
Excl. MemUse (bytes)8,032 8,024 -8 -0.1%
Incl. PeakMemUse (bytes)375,704 375,728 24 0.0%
Incl. PeakMemUse (bytes) per call 46,963 46,966 3 0.0%
Excl. PeakMemUse (bytes)5,904 5,912 8 0.1%

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% -47 -6.5% -47 -19.4% -48 -0.2% 24 0.1%
Exclusive Metrics Diff for Current Function-1 -2.1% 4 8.5% -8 -16.7% 8 33.3%
Parent functions
db_select0 N/A% -42 -89.4% -42 -89.4% -48 -100.0% 24 100.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -15 -31.9% -12 -25.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 6 12.8% 6 12.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% 5 10.6% 2 4.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -1 -2.1% -1 -2.1% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -51 -108.5% -50 -106.4% -32 -66.7% 40 166.7%
Drupal\Core\Database\Query\Select::__construct0 N/A% 5 10.6% -1 -2.1% -8 -16.7% -24 -100.0%