Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51b032b631491Run #51b033ccbc666DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)1,496 1,447 -49 -3.3%
Incl. Wall Time (microsec) per call 107 103 -4 -3.3%
Excl. Wall Time (microsec)62 64 2 3.2%
Incl. CPU (microsecs)1,510 1,462 -48 -3.2%
Incl. CPU (microsecs) per call 108 104 -3 -3.2%
Excl. CPU (microsec)66 70 4 6.1%
Incl. MemUse (bytes)225,168 225,184 16 0.0%
Incl. MemUse (bytes) per call 16,083 16,085 1 0.0%
Excl. MemUse (bytes)3,784 3,784 0 0.0%
Incl. PeakMemUse (bytes)134,592 134,576 -16 -0.0%
Incl. PeakMemUse (bytes) per call 9,614 9,613 -1 -0.0%
Excl. PeakMemUse (bytes)1,632 1,632 0 0.0%

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% -49 -0.3% -48 -0.2% 16 0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function2 4.1% 4 8.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -45 -91.8% -44 -91.7% 16 100.0% -16 -100.0%
Drupal\Core\Database\Connection::update0 N/A% -21 -42.9% -21 -43.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% 17 34.7% 17 35.4% 0 0.0% 0 0.0%
Child functions
class_exists0 N/A% -51 -104.1% -53 -110.4% 16 100.0% -16 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 2.1% 0 0.0% 0 0.0%