Diff Report
Run #530ef19752730: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ef14e56c65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #530ef19752730Run #530ef14e56c65DiffDiff%
Number of Function Calls207 207 0 0.0%
Incl. Wall Time (microsec)1,890 1,946 56 3.0%
Incl. Wall Time (microsec) per call 9 9 0 3.0%
Excl. Wall Time (microsec)939 951 12 1.3%
Incl. CPU (microsecs)2,055 2,117 62 3.0%
Incl. CPU (microsecs) per call 10 10 0 3.0%
Excl. CPU (microsec)936 954 18 1.9%
Incl. MemUse (bytes)196,888 196,888 0 0.0%
Incl. MemUse (bytes) per call 951 951 0 0.0%
Excl. MemUse (bytes)185,048 185,048 0 0.0%
Incl. PeakMemUse (bytes)10,576 10,576 0 0.0%
Incl. PeakMemUse (bytes) per call 51 51 0 0.0%
Excl. PeakMemUse (bytes)8,824 8,824 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% 56 0.6% 62 0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function12 21.4% 18 29.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 56 100.0% 62 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 44 78.6% 44 71.0% 0 N/A% 0 N/A%