Diff Report
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c862c126d67: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52c8629919553Run #52c862c126d67DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)572 601 29 5.1%
Incl. Wall Time (microsec) per call 572 601 29 5.1%
Excl. Wall Time (microsec)27 27 0 0.0%
Incl. CPU (microsecs)410 445 35 8.5%
Incl. CPU (microsecs) per call 410 445 35 8.5%
Excl. CPU (microsec)22 20 -2 -9.1%
Incl. MemUse (bytes)151,616 151,616 0 0.0%
Incl. MemUse (bytes) per call 151,616 151,616 0 0.0%
Excl. MemUse (bytes)3,496 3,496 0 0.0%
Incl. PeakMemUse (bytes)149,032 149,032 0 0.0%
Incl. PeakMemUse (bytes) per call 149,032 149,032 0 0.0%
Excl. PeakMemUse (bytes)3,800 3,800 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% 29 4.5% 35 4.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -2 -5.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 29 100.0% 35 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 22 75.9% 27 77.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 5 17.2% 6 17.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 3.4% 2 5.7% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% 1 3.4% 2 5.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -2.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 2.9% 0 N/A% 0 N/A%