Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #53d4352fc0c61Run #53d436500e2acDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)451 488 37 8.2%
Incl. Wall Time (microsec) per call 451 488 37 8.2%
Excl. Wall Time (microsec)19 16 -3 -15.8%
Incl. CPU (microsecs)453 489 36 7.9%
Incl. CPU (microsecs) per call 453 489 36 7.9%
Excl. CPU (microsec)17 15 -2 -11.8%
Incl. MemUse (bytes)52,440 52,440 0 0.0%
Incl. MemUse (bytes) per call 52,440 52,440 0 0.0%
Excl. MemUse (bytes)1,944 1,944 0 0.0%
Incl. PeakMemUse (bytes)58,560 58,760 200 0.3%
Incl. PeakMemUse (bytes) per call 58,560 58,760 200 0.3%
Excl. PeakMemUse (bytes)1,128 1,128 0 0.0%

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% 37 0.6% 36 0.5% 0 0.0% 200 0.5%
Exclusive Metrics Diff for Current Function-3 -8.1% -2 -5.6% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 37 100.0% 36 100.0% 0 N/A% 200 100.0%
Child functions
PDO::setAttribute0 N/A% 34 91.9% 33 91.7% 0 N/A% 200 100.0%
Drupal\Core\Database\Connection::setPrefix0 N/A% 6 16.2% 5 13.9% 0 N/A% 0 0.0%