Diff Report
Run #519eb7f35533b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519eb7f35533bRun #519eb7a1537f7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,105 2,312 207 9.8%
Incl. Wall Time (microsec) per call 2,105 2,312 207 9.8%
Excl. Wall Time (microsec)74 65 -9 -12.2%
Incl. CPU (microsecs)1,425 1,299 -126 -8.8%
Incl. CPU (microsecs) per call 1,425 1,299 -126 -8.8%
Excl. CPU (microsec)59 49 -10 -16.9%
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)98,940 98,940 0 0.0%
Incl. PeakMemUse (bytes) per call 98,940 98,940 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% 207 7.1% -126 -8.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -4.3% -10 -7.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 207 100.0% -126 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 331 159.9% -3 -2.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -92 -44.4% -92 -73.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -21 -10.1% -20 -15.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -3 -1.4% -3 -2.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 0.5% 2 1.6% 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%