Diff Report
Run #519de8fbb9479: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de96d52213: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519de8fbb9479Run #519de96d52213DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,278 1,125 -153 -12.0%
Incl. Wall Time (microsec) per call 1,278 1,125 -153 -12.0%
Excl. Wall Time (microsec)37 36 -1 -2.7%
Incl. CPU (microsecs)632 631 -1 -0.2%
Incl. CPU (microsecs) per call 632 631 -1 -0.2%
Excl. CPU (microsec)27 29 2 7.4%
Incl. MemUse (bytes)152,768 152,768 0 0.0%
Incl. MemUse (bytes) per call 152,768 152,768 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)91,936 91,936 0 0.0%
Incl. PeakMemUse (bytes) per call 91,936 91,936 0 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% -153 -9.3% -1 -0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -0.7% 2 200.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -153 -100.0% -1 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -148 -96.7% 3 300.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -3 -2.0% -4 -400.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -1 -0.7% -1 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 0.0% 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% -1 -100.0% 0 N/A% 0 N/A%