Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962a927d49: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #5219624c55207Run #521962a927d49DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,033 1,014 -19 -1.8%
Incl. Wall Time (microsec) per call 115 113 -2 -1.8%
Excl. Wall Time (microsec)56 54 -2 -3.6%
Incl. CPU (microsecs)1,047 1,027 -20 -1.9%
Incl. CPU (microsecs) per call 116 114 -2 -1.9%
Excl. CPU (microsec)62 60 -2 -3.2%
Incl. MemUse (bytes)303,216 303,200 -16 -0.0%
Incl. MemUse (bytes) per call 33,691 33,689 -2 -0.0%
Excl. MemUse (bytes)5,824 5,824 0 0.0%
Incl. PeakMemUse (bytes)252,096 251,784 -312 -0.1%
Incl. PeakMemUse (bytes) per call 28,011 27,976 -35 -0.1%
Excl. PeakMemUse (bytes)3,744 3,744 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% -19 -4.1% -20 -2.1% -16 -0.1% -312 -1.1%
Exclusive Metrics Diff for Current Function-2 -10.5% -2 -10.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::update0 N/A% -10 -52.6% -10 -50.0% 0 0.0% 112 35.9%
Drupal\Core\Database\Connection::merge0 N/A% -10 -52.6% -11 -55.0% 0 0.0% -184 -59.0%
Drupal\Core\Database\Connection::select0 N/A% -3 -15.8% -2 -10.0% -8 -50.0% -8 -2.6%
Drupal\Core\Database\Connection::insert0 N/A% 3 15.8% 3 15.0% -8 -50.0% -232 -74.4%
Drupal\Core\Database\Connection::delete0 N/A% 1 5.3% 0 0.0% 0 0.0% 0 0.0%
Child functions
class_exists0 N/A% -17 -89.5% -19 -95.0% -16 -100.0% -312 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 1 5.0% 0 0.0% 0 0.0%