Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::driver

Drupal\Core\Database\Driver\mysql\Connection::driverRun #53923d861ff11Run #53923e49d2b58DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)3 3 0 0.0%
Incl. Wall Time (microsec) per call 1 1 0 0.0%
Excl. Wall Time (microsec)3 3 0 0.0%
Incl. CPU (microsecs)13 9 -4 -30.8%
Incl. CPU (microsecs) per call 4 3 -1 -30.8%
Excl. CPU (microsec)13 9 -4 -30.8%
Incl. MemUse (bytes)1,064 1,064 0 0.0%
Incl. MemUse (bytes) per call 355 355 0 0.0%
Excl. MemUse (bytes)1,064 1,064 0 0.0%
Incl. PeakMemUse (bytes)1,064 1,064 0 0.0%
Incl. PeakMemUse (bytes) per call 355 355 0 0.0%
Excl. PeakMemUse (bytes)1,064 1,064 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::driver0 N/A% 0 0.0% -4 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 N/A% -4 -100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::extend0 N/A% 0 N/A% -3 -75.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 0 N/A% -1 -25.0% 0 N/A% 0 N/A%