Diff Report
Run #51a5545d76a23: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a562cdc3626: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51a5545d76a23Run #51a562cdc3626DiffDiff%
Number of Function Calls186 186 0 0.0%
Incl. Wall Time (microsec)3,302 3,248 -54 -1.6%
Incl. Wall Time (microsec) per call 18 17 -0 -1.6%
Excl. Wall Time (microsec)1,521 1,502 -19 -1.2%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 22 0 -22 -100.0%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)124,740 124,752 12 0.0%
Incl. MemUse (bytes) per call 671 671 0 0.0%
Excl. MemUse (bytes)118,436 118,448 12 0.0%
Incl. PeakMemUse (bytes)28,788 28,552 -236 -0.8%
Incl. PeakMemUse (bytes) per call 155 154 -1 -0.8%
Excl. PeakMemUse (bytes)27,528 27,292 -236 -0.9%

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% -54 -0.3% -4,000 -20.0% 12 0.0% -236 -0.3%
Exclusive Metrics Diff for Current Function-19 -35.2% -4,000 -100.0% 12 100.0% -236 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -54 -100.0% -4,000 -100.0% 12 100.0% -236 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -35 -64.8% 0 0.0% 0 0.0% 0 0.0%