Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #519fe7ae1f6ccRun #519fe8bb569afDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,634 1,630 -4 -0.2%
Incl. Wall Time (microsec) per call 204 204 -1 -0.2%
Excl. Wall Time (microsec)44 47 3 6.8%
Incl. CPU (microsecs)1,647 1,643 -4 -0.2%
Incl. CPU (microsecs) per call 206 205 -1 -0.2%
Excl. CPU (microsec)52 53 1 1.9%
Incl. MemUse (bytes)176,368 176,368 0 0.0%
Incl. MemUse (bytes) per call 22,046 22,046 0 0.0%
Excl. MemUse (bytes)2,880 2,880 0 0.0%
Incl. PeakMemUse (bytes)175,864 175,864 0 0.0%
Incl. PeakMemUse (bytes) per call 21,983 21,983 0 0.0%
Excl. PeakMemUse (bytes)2,424 2,424 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::getDriverClass0 N/A% -4 -0.3% -4 -0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 75.0% 1 25.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -15 -375.0% -17 -425.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::insert0 N/A% 11 275.0% 13 325.0% 0 N/A% 0 N/A%
Child functions
class_exists0 N/A% -7 -175.0% -7 -175.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 2 50.0% 0 N/A% 0 N/A%