Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::key

Drupal\Core\Database\Query\Merge::keyRun #534ad8dec7444Run #534ad972c8c0dDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)99 96 -3 -3.0%
Incl. Wall Time (microsec) per call 33 32 -1 -3.0%
Excl. Wall Time (microsec)26 26 0 0.0%
Incl. CPU (microsecs)101 102 1 1.0%
Incl. CPU (microsecs) per call 34 34 0 1.0%
Excl. CPU (microsec)20 25 5 25.0%
Incl. MemUse (bytes)4,696 4,696 0 0.0%
Incl. MemUse (bytes) per call 1,565 1,565 0 0.0%
Excl. MemUse (bytes)804 804 0 0.0%
Incl. PeakMemUse (bytes)3,500 3,500 0 0.0%
Incl. PeakMemUse (bytes) per call 1,167 1,167 0 0.0%
Excl. PeakMemUse (bytes)804 804 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Merge::key [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\Query\Merge::key0 N/A% -3 -0.2% 1 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 5 500.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -3 -100.0% 1 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::keys0 N/A% -3 -100.0% -4 -400.0% 0 N/A% 0 N/A%
is_array0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%