Diff Report
Run #530ed1c5bdc6a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ed2569a2c7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #530ed1c5bdc6aRun #530ed2569a2c7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,252 2,268 16 0.7%
Incl. Wall Time (microsec) per call 2,252 2,268 16 0.7%
Excl. Wall Time (microsec)34 35 1 2.9%
Incl. CPU (microsecs)1,973 2,029 56 2.8%
Incl. CPU (microsecs) per call 1,973 2,029 56 2.8%
Excl. CPU (microsec)30 31 1 3.3%
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)252,576 252,744 168 0.1%
Incl. PeakMemUse (bytes) per call 252,576 252,744 168 0.1%
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% 16 1.7% 56 4.7% 0 0.0% 168 0.4%
Exclusive Metrics Diff for Current Function1 6.2% 1 1.8% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 16 100.0% 56 100.0% 0 N/A% 168 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 16 100.0% 47 83.9% 0 N/A% 0 0.0%
spl_autoload_call0 N/A% -1 -6.2% 5 8.9% 0 N/A% 168 100.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 1.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 0 0.0% 2 3.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%