Diff Report
Run #5578e32524136: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5578e29590a73: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5578e32524136Run #5578e29590a73DiffDiff%
Number of Function Calls136 130 -6 -4.4%
Incl. Wall Time (microsec)789 767 -22 -2.8%
Incl. Wall Time (microsec) per call 6 6 0 1.7%
Excl. Wall Time (microsec)463 467 4 0.9%
Incl. MemUse (bytes)124,968 119,464 -5,504 -4.4%
Incl. MemUse (bytes) per call 919 919 0 0.0%
Excl. MemUse (bytes)116,824 111,608 -5,216 -4.5%
Incl. PeakMemUse (bytes)20,960 20,064 -896 -4.3%
Incl. PeakMemUse (bytes) per call 154 154 0 0.1%
Excl. PeakMemUse (bytes)19,440 18,544 -896 -4.6%

Parent/Child Regression/Improvement report for PDO::prepare [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
PDO::prepare-6 -50.0% -22 -0.2% -5,504 -1.0% -896 -0.2%
Exclusive Metrics Diff for Current Function4 18.2% -5,216 -94.8% -896 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery-6 -100.0% -22 -100.0% -5,504 -100.0% -896 -100.0%
Child function
Drupal\Core\Database\Statement::__construct-6 -100.0% -26 -118.2% -288 -5.2% 0 0.0%