Diff Report
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #518eee9367b5dRun #518ef09a47b3bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)725 471 -254 -35.0%
Incl. Wall Time (microsec) per call 725 471 -254 -35.0%
Excl. Wall Time (microsec)24 24 0 0.0%
Incl. CPU (microsecs)367 310 -57 -15.5%
Incl. CPU (microsecs) per call 367 310 -57 -15.5%
Excl. CPU (microsec)19 21 2 10.5%
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)43,264 43,264 0 0.0%
Incl. PeakMemUse (bytes) per call 43,264 43,264 0 0.0%
Excl. PeakMemUse (bytes)1,776 1,776 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% -254 -136.6% -57 -11.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 2 3.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -254 -100.0% -57 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% -236 -92.9% -39 -68.4% 0 N/A% 0 N/A%
PDO::setAttribute0 N/A% -19 -7.5% -20 -35.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%