Diff Report
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97c22a1cdf: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #52e97b490de91Run #52e97c22a1cdfDiffDiff%
Number of Function Calls18 18 0 0.0%
Incl. Wall Time (microsec)4,031 4,029 -2 -0.0%
Incl. Wall Time (microsec) per call 224 224 -0 -0.0%
Excl. Wall Time (microsec)112 112 0 0.0%
Incl. CPU (microsecs)4,056 4,056 0 0.0%
Incl. CPU (microsecs) per call 225 225 0 0.0%
Excl. CPU (microsec)126 125 -1 -0.8%
Incl. MemUse (bytes)558,056 558,104 48 0.0%
Incl. MemUse (bytes) per call 31,003 31,006 3 0.0%
Excl. MemUse (bytes)4,720 4,720 0 0.0%
Incl. PeakMemUse (bytes)529,640 529,296 -344 -0.1%
Incl. PeakMemUse (bytes) per call 29,424 29,405 -19 -0.1%
Excl. PeakMemUse (bytes)2,408 2,488 80 3.3%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::getDriverClass [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\Connection::getDriverClass0 N/A% -2 -0.3% 0 0.0% 48 0.0% -344 -0.2%
Exclusive Metrics Diff for Current Function0 0.0% -1 N/A% 0 0.0% 80 23.3%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% 77 3850.0% 79 N/A% 40 83.3% -152 -44.2%
Drupal\Core\Database\Connection::merge0 N/A% -54 -2700.0% -52 N/A% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::insert0 N/A% -20 -1000.0% -20 N/A% 8 16.7% -64 -18.6%
Drupal\Core\Database\Connection::delete0 N/A% -5 -250.0% -7 N/A% 0 0.0% -128 -37.2%
Child functions
class_exists0 N/A% -6 -300.0% 0 N/A% 48 100.0% -424 -123.3%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 4 200.0% 1 N/A% 0 0.0% 0 0.0%