Diff Report
Run #52d4b590e6e18: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b60c154f6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52d4b590e6e18Run #52d4b60c154f6DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)583 576 -7 -1.2%
Incl. Wall Time (microsec) per call 583 576 -7 -1.2%
Excl. Wall Time (microsec)27 25 -2 -7.4%
Incl. CPU (microsecs)416 411 -5 -1.2%
Incl. CPU (microsecs) per call 416 411 -5 -1.2%
Excl. CPU (microsec)21 22 1 4.8%
Incl. MemUse (bytes)151,584 151,600 16 0.0%
Incl. MemUse (bytes) per call 151,584 151,600 16 0.0%
Excl. MemUse (bytes)3,496 3,496 0 0.0%
Incl. PeakMemUse (bytes)149,768 149,784 16 0.0%
Incl. PeakMemUse (bytes) per call 149,768 149,784 16 0.0%
Excl. PeakMemUse (bytes)3,936 3,936 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::openConnection [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\Database::openConnection0 N/A% -7 -0.3% -5 -0.2% 16 0.0% 16 0.0%
Exclusive Metrics Diff for Current Function-2 -28.6% 1 20.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -7 -100.0% -5 -100.0% 16 100.0% 16 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -3 -42.9% -2 -40.0% 16 100.0% 16 100.0%
Drupal\Core\Database\Connection::setKey0 N/A% 1 14.3% 0 0.0% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::loadClass0 N/A% -1 -14.3% -1 -20.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -1 -14.3% -1 -20.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -14.3% -2 -40.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%