Diff Report
Run #52084105e6dcb: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52084105e6dcbRun #5208407650493DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,173 1,224 51 4.3%
Incl. Wall Time (microsec) per call 1,173 1,224 51 4.3%
Excl. Wall Time (microsec)38 36 -2 -5.3%
Incl. CPU (microsecs)644 640 -4 -0.6%
Incl. CPU (microsecs) per call 644 640 -4 -0.6%
Excl. CPU (microsec)25 28 3 12.0%
Incl. MemUse (bytes)153,400 153,416 16 0.0%
Incl. MemUse (bytes) per call 153,400 153,416 16 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)151,144 151,160 16 0.0%
Incl. PeakMemUse (bytes) per call 151,144 151,160 16 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% 51 6.7% -4 -0.4% 16 0.1% 16 0.1%
Exclusive Metrics Diff for Current Function-2 -3.9% 3 75.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 51 100.0% -4 -100.0% 16 100.0% 16 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 50 98.0% -5 -125.0% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 2.0% -1 -25.0% 16 100.0% 16 100.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 1 2.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 2.0% 1 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -25.0% 0 0.0% 0 0.0%