Diff Report
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #51972fb0786efRun #5197310fa6a63DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)10,400 9,934 -466 -4.5%
Incl. Wall Time (microsec) per call 10,400 9,934 -466 -4.5%
Excl. Wall Time (microsec)280 294 14 5.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)91,344 91,344 0 0.0%
Incl. MemUse (bytes) per call 91,344 91,344 0 0.0%
Excl. MemUse (bytes)2,424 2,424 0 0.0%
Incl. PeakMemUse (bytes)64,408 64,408 0 0.0%
Incl. PeakMemUse (bytes) per call 64,408 64,408 0 0.0%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::__construct [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
Drupal\Core\Database\Connection::__construct0 N/A% -466 -0.2% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function14 3.0% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -466 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
PDO::setAttribute0 N/A% -465 -99.8% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% -15 -3.2% 0 N/A% 0 N/A% 0 N/A%