Diff Report
Run #518ed14bbba55: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #518ed14bbba55Run #518eceb4aac68DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)633 569 -64 -10.1%
Incl. Wall Time (microsec) per call 633 569 -64 -10.1%
Excl. Wall Time (microsec)25 24 -1 -4.0%
Incl. CPU (microsecs)323 292 -31 -9.6%
Incl. CPU (microsecs) per call 323 292 -31 -9.6%
Excl. CPU (microsec)21 20 -1 -4.8%
Incl. MemUse (bytes)42,488 42,488 0 0.0%
Incl. MemUse (bytes) per call 42,488 42,488 0 0.0%
Excl. MemUse (bytes)2,080 2,080 0 0.0%
Incl. PeakMemUse (bytes)42,872 42,872 0 0.0%
Incl. PeakMemUse (bytes) per call 42,872 42,872 0 0.0%
Excl. PeakMemUse (bytes)1,704 1,704 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% -64 -23.3% -31 -9.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -1.6% -1 -3.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -64 -100.0% -31 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% -44 -68.8% -11 -35.5% 0 N/A% 0 N/A%
PDO::setAttribute0 N/A% -19 -29.7% -19 -61.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%