Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #53d4352fc0c61Run #53d436500e2acDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)3,585 3,623 38 1.1%
Incl. Wall Time (microsec) per call 239 242 3 1.1%
Excl. Wall Time (microsec)148 152 4 2.7%
Incl. CPU (microsecs)3,610 3,644 34 0.9%
Incl. CPU (microsecs) per call 241 243 2 0.9%
Excl. CPU (microsec)132 126 -6 -4.5%
Incl. MemUse (bytes)434,392 434,432 40 0.0%
Incl. MemUse (bytes) per call 28,959 28,962 3 0.0%
Excl. MemUse (bytes)8,976 8,976 0 0.0%
Incl. PeakMemUse (bytes)397,616 397,768 152 0.0%
Incl. PeakMemUse (bytes) per call 26,508 26,518 10 0.0%
Excl. PeakMemUse (bytes)5,752 5,752 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% 38 0.6% 34 0.5% 40 0.1% 152 0.4%
Exclusive Metrics Diff for Current Function4 10.5% -6 -17.6% 0 0.0% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% 71 186.8% 71 208.8% 24 60.0% 152 100.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -36 -94.7% -43 -126.5% 16 40.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 4 10.5% 7 20.6% 0 0.0% 0 0.0%
db_select0 N/A% -1 -2.6% -1 -2.9% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 53 139.5% 55 161.8% 24 60.0% 224 147.4%
Drupal\Core\Database\Query\Select::__construct0 N/A% -19 -50.0% -15 -44.1% 16 40.0% -72 -47.4%