Diff Report
Run #52e49b28a90e1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52e49b28a90e1Run #52e49acfb0eb8DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)542 615 73 13.5%
Incl. Wall Time (microsec) per call 181 205 24 13.5%
Excl. Wall Time (microsec)26 32 6 23.1%
Incl. CPU (microsecs)545 619 74 13.6%
Incl. CPU (microsecs) per call 182 206 25 13.6%
Excl. CPU (microsec)22 27 5 22.7%
Incl. MemUse (bytes)195,072 195,072 0 0.0%
Incl. MemUse (bytes) per call 65,024 65,024 0 0.0%
Excl. MemUse (bytes)4,792 4,792 0 0.0%
Incl. PeakMemUse (bytes)181,096 181,096 0 0.0%
Incl. PeakMemUse (bytes) per call 60,365 60,365 0 0.0%
Excl. PeakMemUse (bytes)3,472 3,472 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% 73 25.5% 74 17.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 8.2% 5 6.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Flood\DatabaseBackend::isAllowed0 N/A% 67 91.8% 67 90.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 6 8.2% 7 9.5% 0 N/A% 0 N/A%
db_select0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 41 56.2% 43 58.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% 26 35.6% 26 35.1% 0 N/A% 0 N/A%