Diff Report
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #518eee9367b5dRun #518ef09a47b3bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,103 857 -246 -22.3%
Incl. Wall Time (microsec) per call 1,103 857 -246 -22.3%
Excl. Wall Time (microsec)33 34 1 3.0%
Incl. CPU (microsecs)657 620 -37 -5.6%
Incl. CPU (microsecs) per call 657 620 -37 -5.6%
Excl. CPU (microsec)24 26 2 8.3%
Incl. MemUse (bytes)174,104 174,112 8 0.0%
Incl. MemUse (bytes) per call 174,104 174,112 8 0.0%
Excl. MemUse (bytes)4,880 4,880 0 0.0%
Incl. PeakMemUse (bytes)174,000 174,008 8 0.0%
Incl. PeakMemUse (bytes) per call 174,000 174,008 8 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% -246 -132.3% -37 -7.2% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function1 0.4% 2 5.4% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -246 -100.0% -37 -100.0% 8 100.0% 8 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -260 -105.7% -51 -137.8% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 8 3.3% 7 18.9% 8 100.0% 8 100.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 4 1.6% 3 8.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 0.4% 1 2.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 2.7% 0 0.0% 0 0.0%