Diff Report
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #541de5cbd937aRun #541de429e5ab1DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,950 1,949 -1 -0.1%
Incl. Wall Time (microsec) per call 1,950 1,949 -1 -0.1%
Excl. Wall Time (microsec)35 33 -2 -5.7%
Incl. CPU (microsecs)1,723 1,740 17 1.0%
Incl. CPU (microsecs) per call 1,723 1,740 17 1.0%
Excl. CPU (microsec)25 27 2 8.0%
Incl. MemUse (bytes)313,104 313,008 -96 -0.0%
Incl. MemUse (bytes) per call 313,104 313,008 -96 -0.0%
Excl. MemUse (bytes)3,504 3,504 0 0.0%
Incl. PeakMemUse (bytes)311,392 311,512 120 0.0%
Incl. PeakMemUse (bytes) per call 311,392 311,512 120 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 Function-2 -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%