Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)921 902 -19 -2.1%
Incl. Wall Time (microsec) per call 921 902 -19 -2.1%
Excl. Wall Time (microsec)36 35 -1 -2.8%
Incl. CPU (microsecs)540 523 -17 -3.1%
Incl. CPU (microsecs) per call 540 523 -17 -3.1%
Excl. CPU (microsec)26 30 4 15.4%
Incl. MemUse (bytes)153,112 153,112 0 0.0%
Incl. MemUse (bytes) per call 153,112 153,112 0 0.0%
Excl. MemUse (bytes)3,512 3,512 0 0.0%
Incl. PeakMemUse (bytes)150,376 150,384 8 0.0%
Incl. PeakMemUse (bytes) per call 150,376 150,384 8 0.0%
Excl. PeakMemUse (bytes)3,704 3,704 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% -19 -0.2% -17 -0.3% 0 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-1 -5.3% 4 23.5% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -19 -100.0% -17 -100.0% 0 N/A% 8 100.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -17 -89.5% -18 -105.9% 0 N/A% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -3 -15.8% -3 -17.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 2 10.5% 1 5.9% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 0 0.0% 1 5.9% 0 N/A% 8 100.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 0.0%