Diff Report
Run #51a1557b90314: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a152d922ae0: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51a1557b90314Run #51a152d922ae0DiffDiff%
Number of Function Calls156 156 0 0.0%
Incl. Wall Time (microsec)3,069 2,895 -174 -5.7%
Incl. Wall Time (microsec) per call 20 19 -1 -5.7%
Excl. Wall Time (microsec)1,435 1,361 -74 -5.2%
Incl. CPU (microsecs)8,000 0 -8,000 -100.0%
Incl. CPU (microsecs) per call 51 0 -51 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)112,136 112,132 -4 -0.0%
Incl. MemUse (bytes) per call 719 719 -0 -0.0%
Excl. MemUse (bytes)106,672 106,668 -4 -0.0%
Incl. PeakMemUse (bytes)25,368 25,776 408 1.6%
Incl. PeakMemUse (bytes) per call 163 165 3 1.6%
Excl. PeakMemUse (bytes)24,140 24,564 424 1.8%

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% -174 -0.3% -8,000 -10.5% -4 -0.0% 408 0.7%
Exclusive Metrics Diff for Current Function-74 -42.5% 0 0.0% -4 -100.0% 424 103.9%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -174 -100.0% -8,000 -100.0% -4 -100.0% 408 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -100 -57.5% -8,000 -100.0% 0 0.0% -16 -3.9%