Diff Report
Run #517d7319aefb8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d73f55c548: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #517d7319aefb8Run #517d73f55c548DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,378 1,162 -216 -15.7%
Incl. Wall Time (microsec) per call 1,378 1,162 -216 -15.7%
Excl. Wall Time (microsec)32 30 -2 -6.2%
Incl. CPU (microsecs)788 752 -36 -4.6%
Incl. CPU (microsecs) per call 788 752 -36 -4.6%
Excl. CPU (microsec)26 25 -1 -3.8%
Incl. MemUse (bytes)174,024 174,024 0 0.0%
Incl. MemUse (bytes) per call 174,024 174,024 0 0.0%
Excl. MemUse (bytes)4,880 4,880 0 0.0%
Incl. PeakMemUse (bytes)173,976 173,976 0 0.0%
Incl. PeakMemUse (bytes) per call 173,976 173,976 0 0.0%
Excl. PeakMemUse (bytes)3,752 3,752 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% -216 -2.6% -36 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -0.9% -1 -2.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -216 -100.0% -36 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -204 -94.4% -25 -69.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -8 -3.7% -8 -22.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% -1 -0.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -0.5% -2 -5.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%