Diff Report
Run #519bd4c5b5ac8: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519bd4c5b5ac8Run #519bd405e5fe3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,241 2,863 -378 -11.7%
Incl. Wall Time (microsec) per call 3,241 2,863 -378 -11.7%
Excl. Wall Time (microsec)40 39 -1 -2.5%
Incl. CPU (microsecs)2,416 2,327 -89 -3.7%
Incl. CPU (microsecs) per call 2,416 2,327 -89 -3.7%
Excl. CPU (microsec)35 29 -6 -17.1%
Incl. MemUse (bytes)333,728 333,728 0 0.0%
Incl. MemUse (bytes) per call 333,728 333,728 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)320,784 320,784 0 0.0%
Incl. PeakMemUse (bytes) per call 320,784 320,784 0 0.0%
Excl. PeakMemUse (bytes)1,648 1,648 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% -378 -13.0% -89 -5.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -0.3% -6 -6.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -378 -100.0% -89 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -370 -97.9% -80 -89.9% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -4 -1.1% -3 -3.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -3 -0.8% -2 -2.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 0.3% 1 1.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 1.1% 0 N/A% 0 N/A%