Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51b032b631491Run #51b033ccbc666DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)1,791 1,738 -53 -3.0%
Incl. Wall Time (microsec) per call 149 145 -4 -3.0%
Excl. Wall Time (microsec)108 121 13 12.0%
Incl. CPU (microsecs)1,806 1,755 -51 -2.8%
Incl. CPU (microsecs) per call 151 146 -4 -2.8%
Excl. CPU (microsec)101 111 10 9.9%
Incl. MemUse (bytes)215,496 215,512 16 0.0%
Incl. MemUse (bytes) per call 17,958 17,959 1 0.0%
Excl. MemUse (bytes)8,824 8,824 0 0.0%
Incl. PeakMemUse (bytes)176,168 176,152 -16 -0.0%
Incl. PeakMemUse (bytes) per call 14,681 14,679 -1 -0.0%
Excl. PeakMemUse (bytes)3,912 3,912 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% -53 -0.3% -51 -0.3% 16 0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function13 24.5% 10 19.6% 0 0.0% 0 0.0%
Parent functions
Drupal\user\UserData::get0 N/A% -41 -77.4% -39 -76.5% 16 100.0% -16 -100.0%
db_select0 N/A% -6 -11.3% -2 -3.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -6 -11.3% -9 -17.6% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 4 7.5% 3 5.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% -4 -7.5% -4 -7.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -45 -84.9% -44 -86.3% 16 100.0% -16 -100.0%
Drupal\Core\Database\Query\Select::__construct0 N/A% -21 -39.6% -17 -33.3% 0 0.0% 0 0.0%