Diff Report
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519ac1c42d00dRun #519abf80bb905DiffDiff%
Number of Function Calls24 20 -4 -16.7%
Incl. Wall Time (microsec)7,411 6,444 -967 -13.0%
Incl. Wall Time (microsec) per call 309 322 13 4.3%
Excl. Wall Time (microsec)164 132 -32 -19.5%
Incl. CPU (microsecs)7,455 6,475 -980 -13.1%
Incl. CPU (microsecs) per call 311 324 13 4.2%
Excl. CPU (microsec)193 152 -41 -21.2%
Incl. MemUse (bytes)623,336 515,856 -107,480 -17.2%
Incl. MemUse (bytes) per call 25,972 25,793 -180 -0.7%
Excl. MemUse (bytes)4,664 3,720 -944 -20.2%
Incl. PeakMemUse (bytes)578,152 524,536 -53,616 -9.3%
Incl. PeakMemUse (bytes) per call 24,090 26,227 2,137 8.9%
Excl. PeakMemUse (bytes)2,328 2,424 96 4.1%

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::getDriverClass-4 -66.7% -967 -8.0% -980 -6.8% -107,480 -69.2% -53,616 -4.0%
Exclusive Metrics Diff for Current Function-32 -3.3% -41 -4.2% -944 -0.9% 96 0.2%
Parent functions
Drupal\Core\Database\Connection::merge-1 -25.0% -1,196 -123.7% -1,198 -122.2% -107,480 -100.0% -58,744 -109.6%
Drupal\Core\Database\Connection::insert-2 -50.0% 117 12.1% 112 11.4% 0 0.0% 5,128 9.6%
Drupal\Core\Database\Connection::select-1 -25.0% 115 11.9% 109 11.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\SelectExtender::extend0 0.0% -3 -0.3% -3 -0.3% 0 0.0% 0 0.0%
Child functions
class_exists-1 -50.0% -933 -96.5% -934 -95.3% -106,456 -99.0% -53,760 -100.3%
Drupal\Core\Database\Driver\mysql\Connection::driver-1 -50.0% -2 -0.2% -5 -0.5% -80 -0.1% 48 0.1%