Diff Report
Run #5206d663ca0ba: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5206d72f6f4f8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5206d663ca0baRun #5206d72f6f4f8DiffDiff%
Number of Function Calls178 178 0 0.0%
Incl. Wall Time (microsec)2,489 2,463 -26 -1.0%
Incl. Wall Time (microsec) per call 14 14 -0 -1.0%
Excl. Wall Time (microsec)1,060 1,026 -34 -3.2%
Incl. CPU (microsecs)2,647 2,614 -33 -1.2%
Incl. CPU (microsecs) per call 15 15 -0 -1.2%
Excl. CPU (microsec)1,102 1,068 -34 -3.1%
Incl. MemUse (bytes)169,584 169,584 0 0.0%
Incl. MemUse (bytes) per call 953 953 0 0.0%
Excl. MemUse (bytes)159,072 159,072 0 0.0%
Incl. PeakMemUse (bytes)13,368 13,368 0 0.0%
Incl. PeakMemUse (bytes) per call 75 75 0 0.0%
Excl. PeakMemUse (bytes)11,440 11,440 0 0.0%

Parent/Child Regression/Improvement report for PDO::prepare [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
PDO::prepare0 N/A% -26 -1.8% -33 -1.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-34 -130.8% -34 -103.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -26 -100.0% -33 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 8 30.8% 1 3.0% 0 N/A% 0 N/A%