Diff Report
Run #51ba946b609ed: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51ba929760d1b: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #51ba946b609edRun #51ba929760d1bDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)3,004 2,572 -432 -14.4%
Incl. Wall Time (microsec) per call 1,001 857 -144 -14.4%
Excl. Wall Time (microsec)23 22 -1 -4.3%
Incl. CPU (microsecs)3,009 2,573 -436 -14.5%
Incl. CPU (microsecs) per call 1,003 858 -145 -14.5%
Excl. CPU (microsec)23 19 -4 -17.4%
Incl. MemUse (bytes)326,408 315,560 -10,848 -3.3%
Incl. MemUse (bytes) per call 108,803 105,187 -3,616 -3.3%
Excl. MemUse (bytes)1,928 1,872 -56 -2.9%
Incl. PeakMemUse (bytes)0 306,280 306,280 N/A%
Incl. PeakMemUse (bytes) per call 0 102,093 102,093 N/A%
Excl. PeakMemUse (bytes)0 1,800 1,800 N/A%

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% -432 -0.1% -436 -0.1% -10,848 -0.1% 306,280 1.3%
Exclusive Metrics Diff for Current Function-1 -0.2% -4 -0.9% -56 -0.5% 1,800 0.6%
Parent function
Drupal\Core\Database\Connection::select0 N/A% -432 -100.0% -436 -100.0% -10,848 -100.0% 306,280 100.0%
Child functions
class_exists0 N/A% -431 -99.8% -431 -98.9% -10,784 -99.4% 303,680 99.2%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% -1 -0.2% -8 -0.1% 800 0.3%