Diff Report
Run #518ed10e385b9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #518ed10e385b9Run #518eceb4aac68DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,185 953 -232 -19.6%
Incl. Wall Time (microsec) per call 1,185 953 -232 -19.6%
Excl. Wall Time (microsec)34 35 1 2.9%
Incl. CPU (microsecs)668 598 -70 -10.5%
Incl. CPU (microsecs) per call 668 598 -70 -10.5%
Excl. CPU (microsec)25 30 5 20.0%
Incl. MemUse (bytes)174,088 174,088 0 0.0%
Incl. MemUse (bytes) per call 174,088 174,088 0 0.0%
Excl. MemUse (bytes)4,880 4,880 0 0.0%
Incl. PeakMemUse (bytes)174,120 174,120 0 0.0%
Incl. PeakMemUse (bytes) per call 174,120 174,120 0 0.0%
Excl. PeakMemUse (bytes)4,496 4,496 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% -232 -966.7% -70 -5.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 0.4% 5 7.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -232 -100.0% -70 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -222 -95.7% -61 -87.1% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -9 -3.9% -10 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% -1 -0.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -0.4% -3 -4.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%