Diff Report
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec94fa4daa: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519ec8682c2dcRun #519ec94fa4daaDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,499 1,575 76 5.1%
Incl. Wall Time (microsec) per call 1,499 1,575 76 5.1%
Excl. Wall Time (microsec)35 36 1 2.9%
Incl. CPU (microsecs)885 889 4 0.5%
Incl. CPU (microsecs) per call 885 889 4 0.5%
Excl. CPU (microsec)32 30 -2 -6.2%
Incl. MemUse (bytes)152,544 152,496 -48 -0.0%
Incl. MemUse (bytes) per call 152,544 152,496 -48 -0.0%
Excl. MemUse (bytes)3,496 3,496 0 0.0%
Incl. PeakMemUse (bytes)91,680 91,704 24 0.0%
Incl. PeakMemUse (bytes) per call 91,680 91,704 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% 76 0.2% 4 0.0% -48 -0.0% 24 0.0%
Exclusive Metrics Diff for Current Function1 1.3% -2 -50.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 76 100.0% 4 100.0% -48 -100.0% 24 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 56 73.7% -15 -375.0% -40 -83.3% 32 133.3%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 17 22.4% 17 425.0% -8 -16.7% -8 -33.3%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 1 1.3% 1 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 1.3% 1 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 25.0% 0 0.0% 0 0.0%