Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)993 1,329 336 33.8%
Incl. Wall Time (microsec) per call 993 1,329 336 33.8%
Excl. Wall Time (microsec)44 44 0 0.0%
Incl. CPU (microsecs)607 593 -14 -2.3%
Incl. CPU (microsecs) per call 607 593 -14 -2.3%
Excl. CPU (microsec)31 33 2 6.5%
Incl. MemUse (bytes)79,004 79,004 0 0.0%
Incl. MemUse (bytes) per call 79,004 79,004 0 0.0%
Excl. MemUse (bytes)1,708 1,708 0 0.0%
Incl. PeakMemUse (bytes)78,940 78,940 0 0.0%
Incl. PeakMemUse (bytes) per call 78,940 78,940 0 0.0%
Excl. PeakMemUse (bytes)1,968 1,968 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% 336 7.3% -14 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 2 14.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 336 100.0% -14 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 342 101.8% -9 -64.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -5 -1.5% -6 -42.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% -1 -0.3% -1 -7.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%