Diff Report
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51ec6582d0962Run #51ec623000e0cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,345 951 -394 -29.3%
Incl. Wall Time (microsec) per call 1,345 951 -394 -29.3%
Excl. Wall Time (microsec)34 34 0 0.0%
Incl. CPU (microsecs)704 577 -127 -18.0%
Incl. CPU (microsecs) per call 704 577 -127 -18.0%
Excl. CPU (microsec)26 25 -1 -3.8%
Incl. MemUse (bytes)153,112 153,112 0 0.0%
Incl. MemUse (bytes) per call 153,112 153,112 0 0.0%
Excl. MemUse (bytes)3,512 3,512 0 0.0%
Incl. PeakMemUse (bytes)150,272 150,272 0 0.0%
Incl. PeakMemUse (bytes) per call 150,272 150,272 0 0.0%
Excl. PeakMemUse (bytes)3,704 3,704 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% -394 -15.4% -127 -10.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -1 -0.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -394 -100.0% -127 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -395 -100.3% -128 -100.8% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 1 0.3% 2 1.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 0.0% 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%