Diff Report
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1ad213669: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::driver

Drupal\Core\Database\Driver\mysql\Connection::driverRun #519b1557bbc04Run #519b1ad213669DiffDiff%
Number of Function Calls4 6 2 50.0%
Incl. Wall Time (microsec)7 11 4 57.1%
Incl. Wall Time (microsec) per call 2 2 0 4.8%
Excl. Wall Time (microsec)7 11 4 57.1%
Incl. CPU (microsecs)15 24 9 60.0%
Incl. CPU (microsecs) per call 4 4 0 6.7%
Excl. CPU (microsec)15 24 9 60.0%
Incl. MemUse (bytes)1,992 2,152 160 8.0%
Incl. MemUse (bytes) per call 498 359 -139 -28.0%
Excl. MemUse (bytes)1,992 2,152 160 8.0%
Incl. PeakMemUse (bytes)1,816 1,816 0 0.0%
Incl. PeakMemUse (bytes) per call 454 303 -151 -33.3%
Excl. PeakMemUse (bytes)1,816 1,816 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::driver [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\Driver\mysql\Connection::driver2 100.0% 4 0.0% 9 0.1% 160 0.1% 0 0.0%
Exclusive Metrics Diff for Current Function4 100.0% 9 100.0% 160 100.0% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::getDriverClass2 100.0% 4 100.0% 5 55.6% 160 100.0% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 0.0% 0 0.0% 4 44.4% 0 0.0% 0 N/A%