Diff Report
Run #52c1d5ca86be3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c1d65bccb31: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52c1d5ca86be3Run #52c1d65bccb31DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)2,279 2,187 -92 -4.0%
Incl. Wall Time (microsec) per call 253 243 -10 -4.0%
Excl. Wall Time (microsec)83 78 -5 -6.0%
Incl. CPU (microsecs)2,297 2,203 -94 -4.1%
Incl. CPU (microsecs) per call 255 245 -10 -4.1%
Excl. CPU (microsec)83 76 -7 -8.4%
Incl. MemUse (bytes)290,136 290,016 -120 -0.0%
Incl. MemUse (bytes) per call 32,237 32,224 -13 -0.0%
Excl. MemUse (bytes)8,992 8,992 0 0.0%
Incl. PeakMemUse (bytes)242,152 243,328 1,176 0.5%
Incl. PeakMemUse (bytes) per call 26,906 27,036 131 0.5%
Excl. PeakMemUse (bytes)5,368 5,368 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% -92 -0.6% -94 -3.1% -120 -0.2% 1,176 1.7%
Exclusive Metrics Diff for Current Function-5 -5.4% -7 -7.4% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -71 -77.2% -69 -73.4% -128 -106.7% 1,176 100.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -9 -9.8% -8 -8.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -7 -7.6% -8 -8.5% 0 0.0% 0 0.0%
db_select0 N/A% -3 -3.3% -3 -3.2% 8 6.7% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% -2 -2.2% -3 -3.2% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% 0 0.0% -3 -3.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -68 -73.9% -70 -74.5% -128 -106.7% 1,176 100.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% -19 -20.7% -17 -18.1% 8 6.7% 0 0.0%