Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c6824f48b42: 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 #51c6824f48b42DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 1,833 1,833 N/A%
Incl. Wall Time (microsec) per call N/A 1,833 1,833 N/A%
Excl. Wall Time (microsec) 48 48 N/A%
Incl. CPU (microsecs) 1,179 1,179 N/A%
Incl. CPU (microsecs) per call N/A 1,179 1,179 N/A%
Excl. CPU (microsec) 31 31 N/A%
Incl. MemUse (bytes) 162,872 162,872 N/A%
Incl. MemUse (bytes) per call N/A 162,872 162,872 N/A%
Excl. MemUse (bytes) 3,496 3,496 N/A%
Incl. PeakMemUse (bytes) 160,808 160,808 N/A%
Incl. PeakMemUse (bytes) per call N/A 160,808 160,808 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% 1,833 0.2% 1,179 0.1% 162,872 0.9% 160,808 0.8%
Exclusive Metrics Diff for Current Function48 2.6% 31 2.6% 3,496 2.1% 3,552 2.2%
Parent function
Drupal\Core\Database\Database::getConnection1 100.0% 1,833 100.0% 1,179 100.0% 162,872 100.0% 160,808 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open1 16.7% 967 52.8% 314 26.6% 12,976 8.0% 11,344 7.1%
Drupal\Core\Database\Driver\mysql\Connection::__construct1 16.7% 411 22.4% 413 35.0% 37,120 22.8% 37,552 23.4%
Symfony\Component\ClassLoader\ClassLoader::loadClass1 16.7% 373 20.3% 381 32.3% 103,712 63.7% 103,192 64.2%
Drupal\Core\Database\Database::parseConnectionInfo1 16.7% 27 1.5% 29 2.5% 3,816 2.3% 3,592 2.2%
Drupal\Core\Database\Connection::setTarget1 16.7% 4 0.2% 6 0.5% 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%