Diff Report
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519bea2c59e7aRun #519be9a13e594DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,100 2,058 -42 -2.0%
Incl. Wall Time (microsec) per call 2,100 2,058 -42 -2.0%
Excl. Wall Time (microsec)67 67 0 0.0%
Incl. CPU (microsecs)1,248 1,231 -17 -1.4%
Incl. CPU (microsecs) per call 1,248 1,231 -17 -1.4%
Excl. CPU (microsec)56 53 -3 -5.4%
Incl. MemUse (bytes)102,240 102,240 0 0.0%
Incl. MemUse (bytes) per call 102,240 102,240 0 0.0%
Excl. MemUse (bytes)2,988 2,988 0 0.0%
Incl. PeakMemUse (bytes)99,200 99,200 0 0.0%
Incl. PeakMemUse (bytes) per call 99,200 99,200 0 0.0%
Excl. PeakMemUse (bytes)3,116 3,116 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% -42 -3.5% -17 -40.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -3 -17.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -42 -100.0% -17 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -36 -85.7% -12 -70.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -4 -9.5% -4 -23.5% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -2 -4.8% -1 -5.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -2.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 2.4% 2 11.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 5.9% 0 N/A% 0 N/A%