Diff Report
Run #519de1c349c58: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de2415c35a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519de1c349c58Run #519de2415c35aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,158 1,192 34 2.9%
Incl. Wall Time (microsec) per call 1,158 1,192 34 2.9%
Excl. Wall Time (microsec)38 37 -1 -2.6%
Incl. CPU (microsecs)641 636 -5 -0.8%
Incl. CPU (microsecs) per call 641 636 -5 -0.8%
Excl. CPU (microsec)30 31 1 3.3%
Incl. MemUse (bytes)152,784 152,784 0 0.0%
Incl. MemUse (bytes) per call 152,784 152,784 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)91,952 91,952 0 0.0%
Incl. PeakMemUse (bytes) per call 91,952 91,952 0 0.0%
Excl. PeakMemUse (bytes)3,256 3,256 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% 34 4.5% -5 -1.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -2.9% 1 20.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 34 100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 65 191.2% 27 540.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -27 -79.4% -28 -560.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -2 -5.9% -2 -40.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -1 -2.9% -1 -20.0% 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%