Diff Report
Run #519ea984d991e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519ea884c38e9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519ea984d991eRun #519ea884c38e9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,224 1,197 -27 -2.2%
Incl. Wall Time (microsec) per call 1,224 1,197 -27 -2.2%
Excl. Wall Time (microsec)37 37 0 0.0%
Incl. CPU (microsecs)629 641 12 1.9%
Incl. CPU (microsecs) per call 629 641 12 1.9%
Excl. CPU (microsec)27 32 5 18.5%
Incl. MemUse (bytes)152,736 152,768 32 0.0%
Incl. MemUse (bytes) per call 152,736 152,768 32 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)91,944 91,936 -8 -0.0%
Incl. PeakMemUse (bytes) per call 91,944 91,936 -8 -0.0%
Excl. PeakMemUse (bytes)3,256 3,256 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% -27 -0.1% 12 0.0% 32 0.1% -8 -0.0%
Exclusive Metrics Diff for Current Function0 0.0% 5 41.7% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -27 -100.0% 12 100.0% 32 100.0% -8 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -25 -92.6% 12 100.0% 24 75.0% 16 200.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -2 -7.4% -2 -16.7% 0 0.0% -32 -400.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -3.7% -1 -8.3% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 3.7% 0 0.0% 8 25.0% 8 100.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -8.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -8.3% 0 0.0% 0 0.0%