Diff Report
Run #557c2635273b3: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #557c27da9db93: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #557c2635273b3Run #557c27da9db93DiffDiff%
Number of Function Calls8 13 5 62.5%
Incl. Wall Time (microsec)280 599 319 113.9%
Incl. Wall Time (microsec) per call 35 46 11 31.6%
Excl. Wall Time (microsec)18 45 27 150.0%
Incl. MemUse (bytes)118,416 241,032 122,616 103.5%
Incl. MemUse (bytes) per call 14,802 18,541 3,739 25.3%
Excl. MemUse (bytes)1,632 4,984 3,352 205.4%
Incl. PeakMemUse (bytes)83,184 83,288 104 0.1%
Incl. PeakMemUse (bytes) per call 10,398 6,407 -3,991 -38.4%
Excl. PeakMemUse (bytes)760 760 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::getDriverClass5 38.5% 319 1.3% 122,616 16.2% 104 0.0%
Exclusive Metrics Diff for Current Function27 8.5% 3,352 2.7% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::merge1 20.0% 99 31.0% 39,096 31.9% 0 0.0%
Drupal\Core\Database\Connection::update1 20.0% 94 29.5% 30,664 25.0% 0 0.0%
Drupal\Core\Database\Connection::delete1 20.0% 90 28.2% 26,624 21.7% 0 0.0%
Drupal\Core\Database\Connection::insert1 20.0% 88 27.6% 26,232 21.4% 0 0.0%
Drupal\Core\Database\Connection::select1 20.0% -52 -16.3% 0 0.0% 104 100.0%
Child functions
class_exists4 50.0% 292 91.5% 119,072 97.1% 104 100.0%
Drupal\Core\Database\Driver\mysql\Connection::driver4 50.0% 0 0.0% 192 0.2% 0 0.0%