Diff Report
Run #538ce46e85e63: XHProf Run (Namespace=drupal-perf-steinmb)
vs.
Run #538ce4363dd76: XHProf Run (Namespace=drupal-perf-steinmb)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #538ce46e85e63Run #538ce4363dd76DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)819 848 29 3.5%
Incl. Wall Time (microsec) per call 819 848 29 3.5%
Excl. Wall Time (microsec)33 34 1 3.0%
Incl. CPU (microsecs)497 502 5 1.0%
Incl. CPU (microsecs) per call 497 502 5 1.0%
Excl. CPU (microsec)28 26 -2 -7.1%
Incl. MemUse (bytes)103,024 103,024 0 0.0%
Incl. MemUse (bytes) per call 103,024 103,024 0 0.0%
Excl. MemUse (bytes)3,296 3,296 0 0.0%
Incl. PeakMemUse (bytes)93,216 93,216 0 0.0%
Incl. PeakMemUse (bytes) per call 93,216 93,216 0 0.0%
Excl. PeakMemUse (bytes)2,208 2,208 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% 29 15.2% 5 1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 3.4% -2 -40.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 29 100.0% 5 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 42 144.8% 18 360.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% -7 -24.1% -7 -140.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -6 -20.7% -5 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% -1 -3.4% 0 0.0% 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%