Diff Report
Run #52ed72fd446c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52ed72044139b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52ed72fd446c1Run #52ed72044139bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,451 2,557 106 4.3%
Incl. Wall Time (microsec) per call 2,451 2,557 106 4.3%
Excl. Wall Time (microsec)38 40 2 5.3%
Incl. CPU (microsecs)2,090 2,188 98 4.7%
Incl. CPU (microsecs) per call 2,090 2,188 98 4.7%
Excl. CPU (microsec)30 34 4 13.3%
Incl. MemUse (bytes)291,320 291,320 0 0.0%
Incl. MemUse (bytes) per call 291,320 291,320 0 0.0%
Excl. MemUse (bytes)4,104 4,104 0 0.0%
Incl. PeakMemUse (bytes)277,768 277,768 0 0.0%
Incl. PeakMemUse (bytes) per call 277,768 277,768 0 0.0%
Excl. PeakMemUse (bytes)1,640 1,640 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% 106 10.9% 98 5.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 1.9% 4 4.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 106 100.0% 98 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 83 78.3% 72 73.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 20 18.9% 20 20.4% 0 N/A% 0 N/A%
spl_autoload_call0 N/A% 2 1.9% 3 3.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -0.9% -2 -2.0% 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% 1 1.0% 0 N/A% 0 N/A%