Diff Report
Run #520840a963a54: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #520840a963a54Run #5208407650493DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)165 143 -22 -13.3%
Incl. Wall Time (microsec) per call 165 143 -22 -13.3%
Excl. Wall Time (microsec)16 15 -1 -6.2%
Incl. CPU (microsecs)167 144 -23 -13.8%
Incl. CPU (microsecs) per call 167 144 -23 -13.8%
Excl. CPU (microsec)15 13 -2 -13.3%
Incl. MemUse (bytes)36,416 36,416 0 0.0%
Incl. MemUse (bytes) per call 36,416 36,416 0 0.0%
Excl. MemUse (bytes)1,856 1,856 0 0.0%
Incl. PeakMemUse (bytes)36,840 36,840 0 0.0%
Incl. PeakMemUse (bytes) per call 36,840 36,840 0 0.0%
Excl. PeakMemUse (bytes)1,936 1,936 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% -22 -20.4% -23 -12.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -4.5% -2 -8.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -22 -100.0% -23 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::setAttribute0 N/A% -20 -90.9% -20 -87.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% -1 -4.5% -1 -4.3% 0 N/A% 0 N/A%