Diff Report
Run #519de26535836: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de1c349c58: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519de26535836Run #519de1c349c58DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,232 1,158 -74 -6.0%
Incl. Wall Time (microsec) per call 1,232 1,158 -74 -6.0%
Excl. Wall Time (microsec)37 38 1 2.7%
Incl. CPU (microsecs)627 641 14 2.2%
Incl. CPU (microsecs) per call 627 641 14 2.2%
Excl. CPU (microsec)32 30 -2 -6.2%
Incl. MemUse (bytes)152,760 152,784 24 0.0%
Incl. MemUse (bytes) per call 152,760 152,784 24 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)91,928 91,952 24 0.0%
Incl. PeakMemUse (bytes) per call 91,928 91,952 24 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% -74 -0.2% 14 0.0% 24 0.1% 24 0.0%
Exclusive Metrics Diff for Current Function1 1.4% -2 -14.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -74 -100.0% 14 100.0% 24 100.0% 24 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -101 -136.5% -14 -100.0% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 26 35.1% 27 192.9% 24 100.0% 24 100.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -1 -1.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 1.4% 1 7.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 7.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 7.1% 0 0.0% 0 0.0%