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

Drupal\Core\Database\Database::openConnectionRun #544333b05173fRun #54433ad6a7755DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,504 2,453 -51 -2.0%
Incl. Wall Time (microsec) per call 2,504 2,453 -51 -2.0%
Excl. Wall Time (microsec)45 39 -6 -13.3%
Incl. CPU (microsecs)2,156 2,178 22 1.0%
Incl. CPU (microsecs) per call 2,156 2,178 22 1.0%
Excl. CPU (microsec)38 34 -4 -10.5%
Incl. MemUse (bytes)279,072 279,064 -8 -0.0%
Incl. MemUse (bytes) per call 279,072 279,064 -8 -0.0%
Excl. MemUse (bytes)3,712 3,712 0 0.0%
Incl. PeakMemUse (bytes)275,872 276,216 344 0.1%
Incl. PeakMemUse (bytes) per call 275,872 276,216 344 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 Function-6 -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%