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

Drupal\Core\Database\Connection::getDriverClassRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls20 24 4 20.0%
Incl. Wall Time (microsec)6,444 7,411 967 15.0%
Incl. Wall Time (microsec) per call 322 309 -13 -4.2%
Excl. Wall Time (microsec)132 164 32 24.2%
Incl. CPU (microsecs)6,475 7,455 980 15.1%
Incl. CPU (microsecs) per call 324 311 -13 -4.1%
Excl. CPU (microsec)152 193 41 27.0%
Incl. MemUse (bytes)515,856 623,336 107,480 20.8%
Incl. MemUse (bytes) per call 25,793 25,972 180 0.7%
Excl. MemUse (bytes)3,720 4,664 944 25.4%
Incl. PeakMemUse (bytes)524,536 578,152 53,616 10.2%
Incl. PeakMemUse (bytes) per call 26,227 24,090 -2,137 -8.1%
Excl. PeakMemUse (bytes)2,424 2,328 -96 -4.0%

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::getDriverClass4 66.7% 967 8.0% 980 6.8% 107,480 69.2% 53,616 4.0%
Exclusive Metrics Diff for Current Function32 3.3% 41 4.2% 944 0.9% -96 -0.2%
Parent functions
Drupal\Core\Database\Connection::merge1 25.0% 1,196 123.7% 1,198 122.2% 107,480 100.0% 58,744 109.6%
Drupal\Core\Database\Connection::insert2 50.0% -117 -12.1% -112 -11.4% 0 0.0% -5,128 -9.6%
Drupal\Core\Database\Query\SelectExtender::extend0 0.0% 3 0.3% 3 0.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::select1 25.0% -115 -11.9% -109 -11.1% 0 0.0% 0 0.0%
Child functions
class_exists1 50.0% 933 96.5% 934 95.3% 106,456 99.0% 53,760 100.3%
Drupal\Core\Database\Driver\mysql\Connection::driver1 50.0% 2 0.2% 5 0.5% 80 0.1% -48 -0.1%