Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Update::execute

Drupal\Core\Database\Query\Update::executeRun #51ec485525502Run #51ec489b18752DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)864 843 -21 -2.4%
Incl. Wall Time (microsec) per call 864 843 -21 -2.4%
Excl. Wall Time (microsec)29 31 2 6.9%
Incl. CPU (microsecs)256 285 29 11.3%
Incl. CPU (microsecs) per call 256 285 29 11.3%
Excl. CPU (microsec)21 25 4 19.0%
Incl. MemUse (bytes)17,016 17,016 0 0.0%
Incl. MemUse (bytes) per call 17,016 17,016 0 0.0%
Excl. MemUse (bytes)-144 -144 0 0.0%
Incl. PeakMemUse (bytes)17,744 17,744 0 0.0%
Incl. PeakMemUse (bytes) per call 17,744 17,744 0 0.0%
Excl. PeakMemUse (bytes)1,840 1,840 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Update::execute [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\Update::execute0 N/A% -21 -2.1% 29 7.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 9.5% 4 13.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Merge::execute0 N/A% -21 -100.0% 29 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -33 -157.1% 15 51.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::compile0 N/A% 6 28.6% 5 17.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::__toString0 N/A% 3 14.3% 2 6.9% 0 N/A% 0 N/A%
count0 N/A% 1 4.8% 1 3.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::arguments0 N/A% 0 0.0% 1 3.4% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 1 3.4% 0 N/A% 0 N/A%