Diff Report
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196effcededb: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #5196ef15c751eRun #5196effcededbDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)14,999 9,287 -5,712 -38.1%
Incl. Wall Time (microsec) per call 2,143 1,327 -816 -38.1%
Excl. Wall Time (microsec)258 157 -101 -39.1%
Incl. CPU (microsecs)4,000 4,000 0 0.0%
Incl. CPU (microsecs) per call 571 571 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)559,096 559,096 0 0.0%
Incl. MemUse (bytes) per call 79,871 79,871 0 0.0%
Excl. MemUse (bytes)2,544 2,544 0 0.0%
Incl. PeakMemUse (bytes)553,024 553,024 0 0.0%
Incl. PeakMemUse (bytes) per call 79,003 79,003 0 0.0%
Excl. PeakMemUse (bytes)1,208 1,208 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% -5,712 -0.5% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-101 -1.8% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -5,712 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -5,605 -98.1% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% -6 -0.1% 0 N/A% 0 N/A% 0 N/A%