Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51ec623000e0cRun #51ec6582d0962DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)951 1,345 394 41.4%
Incl. Wall Time (microsec) per call 951 1,345 394 41.4%
Excl. Wall Time (microsec)34 34 0 0.0%
Incl. CPU (microsecs)577 704 127 22.0%
Incl. CPU (microsecs) per call 577 704 127 22.0%
Excl. CPU (microsec)25 26 1 4.0%
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)150,272 150,272 0 0.0%
Incl. PeakMemUse (bytes) per call 150,272 150,272 0 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% 394 15.4% 127 10.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 1 0.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 394 100.0% 127 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 395 100.3% 128 100.8% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -1 -0.3% -2 -1.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 0.3% 0 0.0% 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% 0 0.0% 0 N/A% 0 N/A%