Diff Report
Run #519ff7ed8fdf9: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519ff921aa26d: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519ff7ed8fdf9Run #519ff921aa26dDiffDiff%
Number of Function Calls118 119 1 0.8%
Incl. Wall Time (microsec)2,158 2,177 19 0.9%
Incl. Wall Time (microsec) per call 18 18 0 0.0%
Excl. Wall Time (microsec)987 1,014 27 2.7%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 34 34 N/A%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)76,868 77,488 620 0.8%
Incl. MemUse (bytes) per call 651 651 -0 -0.0%
Excl. MemUse (bytes)72,468 73,060 592 0.8%
Incl. PeakMemUse (bytes)24,132 24,020 -112 -0.5%
Incl. PeakMemUse (bytes) per call 205 202 -3 -1.3%
Excl. PeakMemUse (bytes)23,020 22,884 -136 -0.6%

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::prepare1 50.0% 19 0.4% 4,000 50.0% 620 3.5% -112 -0.6%
Exclusive Metrics Diff for Current Function27 142.1% 4,000 100.0% 592 95.5% -136 -121.4%
Parent function
Drupal\Core\Database\Connection::prepareQuery1 100.0% 19 100.0% 4,000 100.0% 620 100.0% -112 -100.0%
Child function
Drupal\Core\Database\Statement::__construct1 100.0% -8 -42.1% 0 0.0% 28 4.5% 24 21.4%