Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840a963a54: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5208407650493Run #520840a963a54DiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)772 781 9 1.2%
Incl. Wall Time (microsec) per call 9 9 0 1.2%
Excl. Wall Time (microsec)385 388 3 0.8%
Incl. CPU (microsecs)842 851 9 1.1%
Incl. CPU (microsecs) per call 10 10 0 1.1%
Excl. CPU (microsec)377 395 18 4.8%
Incl. MemUse (bytes)85,184 85,184 0 0.0%
Incl. MemUse (bytes) per call 1,026 1,026 0 0.0%
Excl. MemUse (bytes)79,232 79,232 0 0.0%
Incl. PeakMemUse (bytes)6,720 6,720 0 0.0%
Incl. PeakMemUse (bytes) per call 81 81 0 0.0%
Excl. PeakMemUse (bytes)4,848 4,848 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% 9 8.3% 9 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 33.3% 18 200.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 9 100.0% 9 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 6 66.7% -9 -100.0% 0 N/A% 0 N/A%