Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 4 4 N/A%
Incl. Wall Time (microsec) 1,973 1,973 N/A%
Incl. Wall Time (microsec) per call N/A 493 493 N/A%
Excl. Wall Time (microsec) 54 54 N/A%
Incl. CPU (microsecs) 1,977 1,977 N/A%
Incl. CPU (microsecs) per call N/A 494 494 N/A%
Excl. CPU (microsec) 47 47 N/A%
Incl. MemUse (bytes) 195,376 195,376 N/A%
Incl. MemUse (bytes) per call N/A 48,844 48,844 N/A%
Excl. MemUse (bytes) 5,056 5,056 N/A%
Incl. PeakMemUse (bytes) 179,080 179,080 N/A%
Incl. PeakMemUse (bytes) per call N/A 44,770 44,770 N/A%
Excl. PeakMemUse (bytes) 2,608 2,608 N/A%

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::select4 19.0% 1,973 0.2% 1,977 0.2% 195,376 1.0% 179,080 0.9%
Exclusive Metrics Diff for Current Function54 2.7% 47 2.4% 5,056 2.6% 2,608 1.5%
Parent functions
Drupal\user\UserData::get1 25.0% 1,742 88.3% 1,742 88.1% 184,880 94.6% 177,704 99.2%
Drupal\Core\Database\Query\Merge::execute2 50.0% 146 7.4% 148 7.5% 6,632 3.4% 1,376 0.8%
db_select1 25.0% 85 4.3% 87 4.4% 3,864 2.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass4 50.0% 1,468 74.4% 1,471 74.4% 149,088 76.3% 142,592 79.6%
Drupal\Core\Database\Query\Select::__construct4 50.0% 451 22.9% 459 23.2% 41,232 21.1% 33,880 18.9%