Diff Report
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf19d00e96: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #53ccf06f3ae60Run #53ccf19d00e96DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,800 1,826 26 1.4%
Incl. Wall Time (microsec) per call 1,800 1,826 26 1.4%
Excl. Wall Time (microsec)25 26 1 4.0%
Incl. CPU (microsecs)1,607 1,602 -5 -0.3%
Incl. CPU (microsecs) per call 1,607 1,602 -5 -0.3%
Excl. CPU (microsec)23 20 -3 -13.0%
Incl. MemUse (bytes)279,128 279,128 0 0.0%
Incl. MemUse (bytes) per call 279,128 279,128 0 0.0%
Excl. MemUse (bytes)3,504 3,504 0 0.0%
Incl. PeakMemUse (bytes)280,944 280,944 0 0.0%
Incl. PeakMemUse (bytes) per call 280,944 280,944 0 0.0%
Excl. PeakMemUse (bytes)3,432 3,432 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% 26 2.0% -5 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 3.8% -3 -60.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 26 100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 48 184.6% 18 360.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -31 -119.2% -30 -600.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% 8 30.8% 8 160.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%