Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccba053790: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #531ccb2cb8e3dRun #531ccba053790DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,518 1,506 -12 -0.8%
Incl. Wall Time (microsec) per call 1,518 1,506 -12 -0.8%
Excl. Wall Time (microsec)28 30 2 7.1%
Incl. CPU (microsecs)1,332 1,328 -4 -0.3%
Incl. CPU (microsecs) per call 1,332 1,328 -4 -0.3%
Excl. CPU (microsec)26 21 -5 -19.2%
Incl. MemUse (bytes)304,960 304,960 0 0.0%
Incl. MemUse (bytes) per call 304,960 304,960 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)291,768 291,768 0 0.0%
Incl. PeakMemUse (bytes) per call 291,768 291,768 0 0.0%
Excl. PeakMemUse (bytes)3,152 3,152 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% -12 -20.7% -4 -6.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 16.7% -5 -125.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -12 -100.0% -4 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -6 -50.0% -4 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -5 -41.7% 3 75.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -3 -25.0% -1 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% 2 50.0% 0 N/A% 0 N/A%