Diff Report
Run #519ac1a144fa6: 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 #519ac1a144fa6Run #519abf80bb905DiffDiff%
Number of Function Calls19 20 1 5.3%
Incl. Wall Time (microsec)4,930 6,444 1,514 30.7%
Incl. Wall Time (microsec) per call 259 322 63 24.2%
Excl. Wall Time (microsec)114 132 18 15.8%
Incl. CPU (microsecs)4,961 6,475 1,514 30.5%
Incl. CPU (microsecs) per call 261 324 63 24.0%
Excl. CPU (microsec)135 152 17 12.6%
Incl. MemUse (bytes)405,808 515,856 110,048 27.1%
Incl. MemUse (bytes) per call 21,358 25,793 4,434 20.8%
Excl. MemUse (bytes)2,760 3,720 960 34.8%
Incl. PeakMemUse (bytes)406,312 524,536 118,224 29.1%
Incl. PeakMemUse (bytes) per call 21,385 26,227 4,842 22.6%
Excl. PeakMemUse (bytes)2,248 2,424 176 7.8%

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::getDriverClass1 33.3% 1,514 189.7% 1,514 99.3% 110,048 25.7% 118,224 7.4%
Exclusive Metrics Diff for Current Function18 1.2% 17 1.1% 960 0.9% 176 0.1%
Parent functions
Drupal\Core\Database\Connection::insert1 100.0% 1,429 94.4% 1,431 94.5% 110,072 100.0% 118,248 100.0%
Drupal\Core\Database\Connection::select0 0.0% 86 5.7% 86 5.7% -24 -0.0% -24 -0.0%
Drupal\Core\Database\Query\SelectExtender::extend0 0.0% -1 -0.1% -3 -0.2% 0 0.0% 0 0.0%
Child functions
class_exists1 50.0% 1,494 98.7% 1,494 98.7% 109,008 99.1% 118,000 99.8%
Drupal\Core\Database\Driver\mysql\Connection::driver1 50.0% 2 0.1% 3 0.2% 80 0.1% 48 0.0%