Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51ec485525502Run #51ec489b18752DiffDiff%
Number of Function Calls182 182 0 0.0%
Incl. Wall Time (microsec)1,692 1,684 -8 -0.5%
Incl. Wall Time (microsec) per call 9 9 -0 -0.5%
Excl. Wall Time (microsec)805 801 -4 -0.5%
Incl. CPU (microsecs)1,846 1,829 -17 -0.9%
Incl. CPU (microsecs) per call 10 10 -0 -0.9%
Excl. CPU (microsec)821 822 1 0.1%
Incl. MemUse (bytes)175,848 175,848 0 0.0%
Incl. MemUse (bytes) per call 966 966 0 0.0%
Excl. MemUse (bytes)165,144 165,144 0 0.0%
Incl. PeakMemUse (bytes)13,248 13,248 0 0.0%
Incl. PeakMemUse (bytes) per call 73 73 0 0.0%
Excl. PeakMemUse (bytes)11,264 11,264 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% -8 -0.8% -17 -4.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -50.0% 1 5.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -8 -100.0% -17 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -4 -50.0% -18 -105.9% 0 N/A% 0 N/A%