Diff Report
Run #54433ad6a7755: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #54433ad6a7755Run #544333b05173fDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,453 2,504 51 2.1%
Incl. Wall Time (microsec) per call 2,453 2,504 51 2.1%
Excl. Wall Time (microsec)39 45 6 15.4%
Incl. CPU (microsecs)2,178 2,156 -22 -1.0%
Incl. CPU (microsecs) per call 2,178 2,156 -22 -1.0%
Excl. CPU (microsec)34 38 4 11.8%
Incl. MemUse (bytes)279,064 279,072 8 0.0%
Incl. MemUse (bytes) per call 279,064 279,072 8 0.0%
Excl. MemUse (bytes)3,712 3,712 0 0.0%
Incl. PeakMemUse (bytes)276,216 275,872 -344 -0.1%
Incl. PeakMemUse (bytes) per call 276,216 275,872 -344 -0.1%
Excl. PeakMemUse (bytes)3,008 3,008 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% 51 0.1% -22 -0.0% 8 0.0% -344 -0.6%
Exclusive Metrics Diff for Current Function6 11.8% 4 18.2% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 51 100.0% -22 -100.0% 8 100.0% -344 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 34 66.7% -37 -168.2% 0 0.0% 0 0.0%
spl_autoload_call0 N/A% 11 21.6% 12 54.5% 8 100.0% -344 -100.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -4.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%