Diff Report
Run #518081a41c05e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518080a5ca60d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #518081a41c05eRun #518080a5ca60dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,354 1,373 19 1.4%
Incl. Wall Time (microsec) per call 1,354 1,373 19 1.4%
Excl. Wall Time (microsec)32 34 2 6.2%
Incl. CPU (microsecs)800 836 36 4.5%
Incl. CPU (microsecs) per call 800 836 36 4.5%
Excl. CPU (microsec)29 31 2 6.9%
Incl. MemUse (bytes)174,136 174,136 0 0.0%
Incl. MemUse (bytes) per call 174,136 174,136 0 0.0%
Excl. MemUse (bytes)4,880 4,880 0 0.0%
Incl. PeakMemUse (bytes)172,968 172,968 0 0.0%
Incl. PeakMemUse (bytes) per call 172,968 172,968 0 0.0%
Excl. PeakMemUse (bytes)3,704 3,704 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% 19 1.6% 36 2.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 10.5% 2 5.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 19 100.0% 36 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 8 42.1% 26 72.2% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 6 31.6% 5 13.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 1 5.3% 1 2.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 5.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 5.3% 2 5.6% 0 N/A% 0 N/A%