Diff Report
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2691acb42f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52c2677cc22b0Run #52c2691acb42fDiffDiff%
Number of Function Calls85 85 0 0.0%
Incl. Wall Time (microsec)956 981 25 2.6%
Incl. Wall Time (microsec) per call 11 12 0 2.6%
Excl. Wall Time (microsec)474 478 4 0.8%
Incl. CPU (microsecs)1,023 1,040 17 1.7%
Incl. CPU (microsecs) per call 12 12 0 1.7%
Excl. CPU (microsec)468 465 -3 -0.6%
Incl. MemUse (bytes)78,648 78,648 0 0.0%
Incl. MemUse (bytes) per call 925 925 0 0.0%
Excl. MemUse (bytes)72,664 72,664 0 0.0%
Incl. PeakMemUse (bytes)8,120 8,120 0 0.0%
Incl. PeakMemUse (bytes) per call 96 96 0 0.0%
Excl. PeakMemUse (bytes)6,424 6,424 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% 25 0.4% 17 0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 16.0% -3 -17.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 25 100.0% 17 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 21 84.0% 20 117.6% 0 N/A% 0 N/A%