Diff Report
Run #51ec5cfb002ea: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::merge

Drupal\Core\Database\Connection::mergeRun #51ec5cfb002eaRun #51ec5ca916d7dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)176 178 2 1.1%
Incl. Wall Time (microsec) per call 176 178 2 1.1%
Excl. Wall Time (microsec)12 12 0 0.0%
Incl. CPU (microsecs)176 179 3 1.7%
Incl. CPU (microsecs) per call 176 179 3 1.7%
Excl. CPU (microsec)8 10 2 25.0%
Incl. MemUse (bytes)56,288 56,288 0 0.0%
Incl. MemUse (bytes) per call 56,288 56,288 0 0.0%
Excl. MemUse (bytes)2,480 2,480 0 0.0%
Incl. PeakMemUse (bytes)33,488 33,488 0 0.0%
Incl. PeakMemUse (bytes) per call 33,488 33,488 0 0.0%
Excl. PeakMemUse (bytes)1,640 1,640 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::merge [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::merge0 N/A% 2 0.1% 3 3.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 2 66.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 2 100.0% 3 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::__construct0 N/A% 1 50.0% 1 33.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 1 50.0% 0 0.0% 0 N/A% 0 N/A%