Diff Report
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97c22a1cdf: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52e97b490de91Run #52e97c22a1cdfDiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)1,969 1,973 4 0.2%
Incl. Wall Time (microsec) per call 14 14 0 0.2%
Excl. Wall Time (microsec)845 832 -13 -1.5%
Incl. CPU (microsecs)2,061 2,080 19 0.9%
Incl. CPU (microsecs) per call 15 15 0 0.9%
Excl. CPU (microsec)829 833 4 0.5%
Incl. MemUse (bytes)130,184 130,200 16 0.0%
Incl. MemUse (bytes) per call 937 937 0 0.0%
Excl. MemUse (bytes)121,608 121,624 16 0.0%
Incl. PeakMemUse (bytes)9,880 10,056 176 1.8%
Incl. PeakMemUse (bytes) per call 71 72 1 1.8%
Excl. PeakMemUse (bytes)7,904 8,080 176 2.2%

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% 4 0.6% 19 1.8% 16 0.0% 176 0.1%
Exclusive Metrics Diff for Current Function-13 -325.0% 4 21.1% 16 100.0% 176 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 4 100.0% 19 100.0% 16 100.0% 176 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 17 425.0% 15 78.9% 0 0.0% 0 0.0%