Diff Report
Run #519eade6f30be: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ead03a5283: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519eade6f30beRun #519ead03a5283DiffDiff%
Number of Function Calls145 145 0 0.0%
Incl. Wall Time (microsec)2,795 2,886 91 3.3%
Incl. Wall Time (microsec) per call 19 20 1 3.3%
Excl. Wall Time (microsec)711 722 11 1.5%
Incl. CPU (microsecs)2,928 3,002 74 2.5%
Incl. CPU (microsecs) per call 20 21 1 2.5%
Excl. CPU (microsec)596 588 -8 -1.3%
Incl. MemUse (bytes)143,616 143,616 0 0.0%
Incl. MemUse (bytes) per call 990 990 0 0.0%
Excl. MemUse (bytes)-20,800 -20,800 0 0.0%
Incl. PeakMemUse (bytes)25,448 25,560 112 0.4%
Incl. PeakMemUse (bytes) per call 176 176 1 0.4%
Excl. PeakMemUse (bytes)864 936 72 8.3%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [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::prepareQuery0 N/A% 91 3.4% 74 6.1% 0 0.0% 112 0.0%
Exclusive Metrics Diff for Current Function11 12.1% -8 -10.8% 0 N/A% 72 64.3%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 91 100.0% 74 100.0% 0 N/A% 112 100.0%
Child functions
PDO::prepare0 N/A% 45 49.5% 33 44.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 35 38.5% 49 66.2% 0 N/A% 40 35.7%