Diff Report
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52f5c5484cf48Run #52f5c520502f0DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)576 533 -43 -7.5%
Incl. Wall Time (microsec) per call 576 533 -43 -7.5%
Excl. Wall Time (microsec)31 28 -3 -9.7%
Incl. CPU (microsecs)397 365 -32 -8.1%
Incl. CPU (microsecs) per call 397 365 -32 -8.1%
Excl. CPU (microsec)23 24 1 4.3%
Incl. MemUse (bytes)151,544 151,544 0 0.0%
Incl. MemUse (bytes) per call 151,544 151,544 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)148,080 148,080 0 0.0%
Incl. PeakMemUse (bytes) per call 148,080 148,080 0 0.0%
Excl. PeakMemUse (bytes)3,792 3,792 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% -43 -6.5% -32 -5.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -7.0% 1 3.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -43 -100.0% -32 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -29 -67.4% -20 -62.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -10 -23.3% -11 -34.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -2.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -3.1% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -3.1% 0 N/A% 0 N/A%