Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)816 837 21 2.6%
Incl. Wall Time (microsec) per call 204 209 5 2.6%
Excl. Wall Time (microsec)36 42 6 16.7%
Incl. CPU (microsecs)822 844 22 2.7%
Incl. CPU (microsecs) per call 206 211 6 2.7%
Excl. CPU (microsec)30 42 12 40.0%
Incl. MemUse (bytes)189,240 189,240 0 0.0%
Incl. MemUse (bytes) per call 47,310 47,310 0 0.0%
Excl. MemUse (bytes)3,408 3,408 0 0.0%
Incl. PeakMemUse (bytes)183,760 183,760 0 0.0%
Incl. PeakMemUse (bytes) per call 45,940 45,940 0 0.0%
Excl. PeakMemUse (bytes)3,016 3,016 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% 21 1.9% 22 1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 28.6% 12 54.5% 0 N/A% 0 N/A%
Parent function
db_select0 N/A% 21 100.0% 22 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 11 52.4% 7 31.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% 4 19.0% 3 13.6% 0 N/A% 0 N/A%