Diff Report
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519d45a7cd8f5Run #519d44ffb3845DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,870 2,176 306 16.4%
Incl. Wall Time (microsec) per call 1,870 2,176 306 16.4%
Excl. Wall Time (microsec)69 69 0 0.0%
Incl. CPU (microsecs)1,266 1,353 87 6.9%
Incl. CPU (microsecs) per call 1,266 1,353 87 6.9%
Excl. CPU (microsec)58 53 -5 -8.6%
Incl. MemUse (bytes)102,236 102,236 0 0.0%
Incl. MemUse (bytes) per call 102,236 102,236 0 0.0%
Excl. MemUse (bytes)2,988 2,988 0 0.0%
Incl. PeakMemUse (bytes)99,196 99,196 0 0.0%
Incl. PeakMemUse (bytes) per call 99,196 99,196 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% 306 13.1% 87 18.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -5 -5.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 306 100.0% 87 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 223 72.9% 7 8.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 102 33.3% 101 116.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -18 -5.9% -17 -19.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -0.3% -1 -1.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 2 2.3% 0 N/A% 0 N/A%