Diff Report
Run #556d0efcc18be: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #556d0efcc18beRun #556d13edd0b22DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,432 2,740 308 12.7%
Incl. Wall Time (microsec) per call 2,432 2,740 308 12.7%
Excl. Wall Time (microsec)30 34 4 13.3%
Incl. MemUse (bytes)282,128 282,128 0 0.0%
Incl. MemUse (bytes) per call 282,128 282,128 0 0.0%
Excl. MemUse (bytes)3,360 3,360 0 0.0%
Incl. PeakMemUse (bytes)278,512 278,512 0 0.0%
Incl. PeakMemUse (bytes) per call 278,512 278,512 0 0.0%
Excl. PeakMemUse (bytes)2,480 2,480 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Database::openConnection0 N/A% 308 1.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 1.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 308 100.0% 0 N/A% 0 N/A%
Child functions
Composer\Autoload\ClassLoader::loadClass0 N/A% 251 81.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 45 14.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 8 2.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 N/A% 0 N/A%