Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519fe6587b366Run #519fe82fef731DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)451 461 10 2.2%
Incl. Wall Time (microsec) per call 113 115 3 2.2%
Excl. Wall Time (microsec)21 25 4 19.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)189,704 189,704 0 0.0%
Incl. MemUse (bytes) per call 47,426 47,426 0 0.0%
Excl. MemUse (bytes)4,240 4,240 0 0.0%
Incl. PeakMemUse (bytes)185,784 185,784 0 0.0%
Incl. PeakMemUse (bytes) per call 46,446 46,446 0 0.0%
Excl. PeakMemUse (bytes)4,064 4,064 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% 10 0.2% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 40.0% 0 N/A% 0 N/A% 0 N/A%
Parent functions
db_select0 N/A% 9 90.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 1 10.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 3 30.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 3 30.0% 0 N/A% 0 N/A% 0 N/A%