Diff Report
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #541de429e5ab1Run #541de5cbd937aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,949 1,950 1 0.1%
Incl. Wall Time (microsec) per call 1,949 1,950 1 0.1%
Excl. Wall Time (microsec)33 35 2 6.1%
Incl. CPU (microsecs)1,740 1,723 -17 -1.0%
Incl. CPU (microsecs) per call 1,740 1,723 -17 -1.0%
Excl. CPU (microsec)27 25 -2 -7.4%
Incl. MemUse (bytes)313,008 313,104 96 0.0%
Incl. MemUse (bytes) per call 313,008 313,104 96 0.0%
Excl. MemUse (bytes)3,504 3,504 0 0.0%
Incl. PeakMemUse (bytes)311,512 311,392 -120 -0.0%
Incl. PeakMemUse (bytes) per call 311,512 311,392 -120 -0.0%
Excl. PeakMemUse (bytes)3,184 3,184 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% 1 0.0% -17 -0.2% 96 0.1% -120 -0.1%
Exclusive Metrics Diff for Current Function2 200.0% -2 -11.8% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 1 100.0% -17 -100.0% 96 100.0% -120 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -18 -1800.0% -18 -105.9% 24 25.0% -112 -93.3%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 15 1500.0% -2 -11.8% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::loadClass0 N/A% 3 300.0% 3 17.6% 72 75.0% -8 -6.7%
Drupal\Core\Database\Connection::setTarget0 N/A% -1 -100.0% 1 5.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 5.9% 0 0.0% 0 0.0%