Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 1,746 1,746 N/A%
Incl. Wall Time (microsec) per call N/A 1,746 1,746 N/A%
Excl. Wall Time (microsec) 49 49 N/A%
Incl. CPU (microsecs) 1,187 1,187 N/A%
Incl. CPU (microsecs) per call N/A 1,187 1,187 N/A%
Excl. CPU (microsec) 33 33 N/A%
Incl. MemUse (bytes) 162,864 162,864 N/A%
Incl. MemUse (bytes) per call N/A 162,864 162,864 N/A%
Excl. MemUse (bytes) 3,496 3,496 N/A%
Incl. PeakMemUse (bytes) 160,800 160,800 N/A%
Incl. PeakMemUse (bytes) per call N/A 160,800 160,800 N/A%
Excl. PeakMemUse (bytes) 3,552 3,552 N/A%

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::openConnection1 6.2% 1,746 0.2% 1,187 0.1% 162,864 0.9% 160,800 0.8%
Exclusive Metrics Diff for Current Function49 2.8% 33 2.8% 3,496 2.1% 3,552 2.2%
Parent function
Drupal\Core\Database\Database::getConnection1 100.0% 1,746 100.0% 1,187 100.0% 162,864 100.0% 160,800 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open1 16.7% 872 49.9% 314 26.5% 12,976 8.0% 11,344 7.1%
Drupal\Core\Database\Driver\mysql\Connection::__construct1 16.7% 416 23.8% 417 35.1% 37,120 22.8% 37,552 23.4%
Symfony\Component\ClassLoader\ClassLoader::loadClass1 16.7% 375 21.5% 384 32.4% 103,704 63.7% 103,184 64.2%
Drupal\Core\Database\Database::parseConnectionInfo1 16.7% 27 1.5% 29 2.4% 3,816 2.3% 3,592 2.2%
Drupal\Core\Database\Connection::setTarget1 16.7% 4 0.2% 5 0.4% 880 0.5% 792 0.5%
Drupal\Core\Database\Connection::setKey1 16.7% 3 0.2% 5 0.4% 872 0.5% 784 0.5%