Diff Report
Run #51ad06ef28a53: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51ad06ef28a53Run #51ad0610ca11aDiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)3,739 3,728 -11 -0.3%
Incl. Wall Time (microsec) per call 234 233 -1 -0.3%
Excl. Wall Time (microsec)70 67 -3 -4.3%
Incl. CPU (microsecs)3,755 3,749 -6 -0.2%
Incl. CPU (microsecs) per call 235 234 -0 -0.2%
Excl. CPU (microsec)72 79 7 9.7%
Incl. MemUse (bytes)472,520 472,544 24 0.0%
Incl. MemUse (bytes) per call 29,533 29,534 2 0.0%
Excl. MemUse (bytes)3,800 3,784 -16 -0.4%
Incl. PeakMemUse (bytes)287,688 287,672 -16 -0.0%
Incl. PeakMemUse (bytes) per call 17,981 17,980 -1 -0.0%
Excl. PeakMemUse (bytes)1,336 1,336 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% -11 -0.2% -6 -0.2% 24 0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function-3 -27.3% 7 116.7% -16 -66.7% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -12 -109.1% -7 -116.7% -16 -66.7% -16 -100.0%
Drupal\Core\Database\Connection::update0 N/A% 10 90.9% 10 166.7% -64 -266.7% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% -9 -81.8% -9 -150.0% 104 433.3% 0 0.0%
Child functions
class_exists0 N/A% -8 -72.7% -9 -150.0% 40 166.7% -16 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -4 -66.7% 0 0.0% 0 0.0%