Diff Report
Run #523bd0c5929e9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523bd15c0308e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #523bd0c5929e9Run #523bd15c0308eDiffDiff%
Number of Function Calls116 116 0 0.0%
Incl. Wall Time (microsec)3,438 3,398 -40 -1.2%
Incl. Wall Time (microsec) per call 30 29 -0 -1.2%
Excl. Wall Time (microsec)791 793 2 0.3%
Incl. CPU (microsecs)3,532 3,501 -31 -0.9%
Incl. CPU (microsecs) per call 30 30 -0 -0.9%
Excl. CPU (microsec)707 711 4 0.6%
Incl. MemUse (bytes)118,288 118,288 0 0.0%
Incl. MemUse (bytes) per call 1,020 1,020 0 0.0%
Excl. MemUse (bytes)-17,416 -17,416 0 0.0%
Incl. PeakMemUse (bytes)44,520 44,672 152 0.3%
Incl. PeakMemUse (bytes) per call 384 385 1 0.3%
Excl. PeakMemUse (bytes)2,344 2,488 144 6.1%

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% -40 -1.8% -31 -1.3% 0 0.0% 152 0.3%
Exclusive Metrics Diff for Current Function2 5.0% 4 12.9% 0 N/A% 144 94.7%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -40 -100.0% -31 -100.0% 0 N/A% 152 100.0%
Child functions
PDO::prepare0 N/A% -22 -55.0% -26 -83.9% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% -20 -50.0% -9 -29.0% 0 N/A% 8 5.3%