Diff Report
Run #53513afe3c568: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #535139ab6e707: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #53513afe3c568Run #535139ab6e707DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,522 1,482 -40 -2.6%
Incl. Wall Time (microsec) per call 1,522 1,482 -40 -2.6%
Excl. Wall Time (microsec)30 30 0 0.0%
Incl. CPU (microsecs)1,351 1,314 -37 -2.7%
Incl. CPU (microsecs) per call 1,351 1,314 -37 -2.7%
Excl. CPU (microsec)25 21 -4 -16.0%
Incl. MemUse (bytes)304,712 304,648 -64 -0.0%
Incl. MemUse (bytes) per call 304,712 304,648 -64 -0.0%
Excl. MemUse (bytes)4,808 4,808 0 0.0%
Incl. PeakMemUse (bytes)295,176 295,144 -32 -0.0%
Incl. PeakMemUse (bytes) per call 295,176 295,144 -32 -0.0%
Excl. PeakMemUse (bytes)3,912 3,912 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% -40 -0.7% -37 -0.6% -64 -0.3% -32 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% -4 -10.8% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -40 -100.0% -37 -100.0% -64 -100.0% -32 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -20 -50.0% -15 -40.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -19 -47.5% -19 -51.4% -16 -25.0% 32 100.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -1 -2.5% 1 2.7% -48 -75.0% -64 -200.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 2.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% -1 -2.7% 0 0.0% 0 0.0%