Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,195 1,173 -22 -1.8%
Incl. Wall Time (microsec) per call 1,195 1,173 -22 -1.8%
Excl. Wall Time (microsec)37 36 -1 -2.7%
Incl. CPU (microsecs)783 793 10 1.3%
Incl. CPU (microsecs) per call 783 793 10 1.3%
Excl. CPU (microsec)30 29 -1 -3.3%
Incl. MemUse (bytes)152,408 152,432 24 0.0%
Incl. MemUse (bytes) per call 152,408 152,432 24 0.0%
Excl. MemUse (bytes)3,512 3,512 0 0.0%
Incl. PeakMemUse (bytes)91,056 91,024 -32 -0.0%
Incl. PeakMemUse (bytes) per call 91,056 91,024 -32 -0.0%
Excl. PeakMemUse (bytes)2,968 2,968 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% -22 -5.8% 10 3.1% 24 0.1% -32 -0.1%
Exclusive Metrics Diff for Current Function-1 -4.5% -1 -10.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -22 -100.0% 10 100.0% 24 100.0% -32 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -42 -190.9% -11 -110.0% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 17 77.3% 17 170.0% 8 33.3% -8 -25.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 2 9.1% 1 10.0% 16 66.7% -24 -75.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 2 9.1% 4 40.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -10.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 10.0% 0 0.0% 0 0.0%