Diff Report
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51774cdfb1214Run #51774c26bf054DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,265 1,222 -43 -3.4%
Incl. Wall Time (microsec) per call 1,265 1,222 -43 -3.4%
Excl. Wall Time (microsec)33 31 -2 -6.1%
Incl. CPU (microsecs)706 689 -17 -2.4%
Incl. CPU (microsecs) per call 706 689 -17 -2.4%
Excl. CPU (microsec)27 25 -2 -7.4%
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)174,032 174,032 0 0.0%
Incl. PeakMemUse (bytes) per call 174,032 174,032 0 0.0%
Excl. PeakMemUse (bytes)4,496 4,496 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% -43 -0.2% -17 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -4.7% -2 -11.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -43 -100.0% -17 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -37 -86.0% -10 -58.8% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -5 -11.6% -4 -23.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 2.3% -1 -5.9% 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\Database::parseConnectionInfo0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%