Diff Report
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b12bb10362: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519b0e62696b0Run #519b12bb10362DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)4,632 4,598 -34 -0.7%
Incl. Wall Time (microsec) per call 331 328 -2 -0.7%
Excl. Wall Time (microsec)74 72 -2 -2.7%
Incl. CPU (microsecs)4,652 4,618 -34 -0.7%
Incl. CPU (microsecs) per call 332 330 -2 -0.7%
Excl. CPU (microsec)89 86 -3 -3.4%
Incl. MemUse (bytes)404,728 404,728 0 0.0%
Incl. MemUse (bytes) per call 28,909 28,909 0 0.0%
Excl. MemUse (bytes)1,760 1,752 -8 -0.5%
Incl. PeakMemUse (bytes)397,360 397,400 40 0.0%
Incl. PeakMemUse (bytes) per call 28,383 28,386 3 0.0%
Excl. PeakMemUse (bytes)1,256 1,256 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% -34 -1.6% -34 -1.6% 0 0.0% 40 0.0%
Exclusive Metrics Diff for Current Function-2 -5.9% -3 -8.8% -8 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -34 -100.0% -34 -100.0% 0 N/A% 40 100.0%
Child functions
class_exists0 N/A% -32 -94.1% -31 -91.2% 8 N/A% 40 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%