Diff Report
Run #519af44245f83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519af4b90e33b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519af44245f83Run #519af4b90e33bDiffDiff%
Number of Function Calls169 169 0 0.0%
Incl. Wall Time (microsec)2,346 2,325 -21 -0.9%
Incl. Wall Time (microsec) per call 14 14 -0 -0.9%
Excl. Wall Time (microsec)974 978 4 0.4%
Incl. CPU (microsecs)2,497 2,453 -44 -1.8%
Incl. CPU (microsecs) per call 15 15 -0 -1.8%
Excl. CPU (microsec)1,015 970 -45 -4.4%
Incl. MemUse (bytes)160,464 160,464 0 0.0%
Incl. MemUse (bytes) per call 949 949 0 0.0%
Excl. MemUse (bytes)150,384 150,384 0 0.0%
Incl. PeakMemUse (bytes)5,528 5,528 0 0.0%
Incl. PeakMemUse (bytes) per call 33 33 0 0.0%
Excl. PeakMemUse (bytes)5,360 5,360 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% -21 -0.9% -44 -2.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 19.0% -45 -102.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -21 -100.0% -44 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -25 -119.0% 1 2.3% 0 N/A% 0 N/A%