Diff Report
Run #530ef14e56c65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ef19752730: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #530ef14e56c65Run #530ef19752730DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,877 2,246 -631 -21.9%
Incl. Wall Time (microsec) per call 2,877 2,246 -631 -21.9%
Excl. Wall Time (microsec)42 33 -9 -21.4%
Incl. CPU (microsecs)2,556 1,972 -584 -22.8%
Incl. CPU (microsecs) per call 2,556 1,972 -584 -22.8%
Excl. CPU (microsec)38 30 -8 -21.1%
Incl. MemUse (bytes)257,600 257,600 0 0.0%
Incl. MemUse (bytes) per call 257,600 257,600 0 0.0%
Excl. MemUse (bytes)3,712 3,712 0 0.0%
Incl. PeakMemUse (bytes)252,576 252,576 0 0.0%
Incl. PeakMemUse (bytes) per call 252,576 252,576 0 0.0%
Excl. PeakMemUse (bytes)3,032 3,032 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% -631 -6.4% -584 -6.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -1.4% -8 -1.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -631 -100.0% -584 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -481 -76.2% -483 -82.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -161 -25.5% -112 -19.2% 0 N/A% 0 N/A%
spl_autoload_call0 N/A% 23 3.6% 24 4.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% -2 -0.3% -3 -0.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% -1 -0.2% -2 -0.3% 0 N/A% 0 N/A%