Diff Report
Run #52353d82849e7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52353dd1139c1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52353d82849e7Run #52353dd1139c1DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,718 2,407 -311 -11.4%
Incl. Wall Time (microsec) per call 2,718 2,407 -311 -11.4%
Excl. Wall Time (microsec)43 41 -2 -4.7%
Incl. CPU (microsecs)2,189 2,048 -141 -6.4%
Incl. CPU (microsecs) per call 2,189 2,048 -141 -6.4%
Excl. CPU (microsec)34 31 -3 -8.8%
Incl. MemUse (bytes)339,984 339,984 0 0.0%
Incl. MemUse (bytes) per call 339,984 339,984 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)327,576 327,576 0 0.0%
Incl. PeakMemUse (bytes) per call 327,576 327,576 0 0.0%
Excl. PeakMemUse (bytes)3,448 3,448 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% -311 -1036.7% -141 -17.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -0.6% -3 -2.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -311 -100.0% -141 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -227 -73.0% -56 -39.7% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% -80 -25.7% -80 -56.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -7 -2.3% -6 -4.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 5 1.6% 5 3.5% 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% -1 -0.7% 0 N/A% 0 N/A%