Diff Report
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: 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 #519d45a7cd8f5Run #519d44ffb3845DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,767 1,605 -1,162 -42.0%
Incl. Wall Time (microsec) per call 2,767 1,605 -1,162 -42.0%
Excl. Wall Time (microsec)64 55 -9 -14.1%
Incl. CPU (microsecs)514 558 44 8.6%
Incl. CPU (microsecs) per call 514 558 44 8.6%
Excl. CPU (microsec)57 47 -10 -17.5%
Incl. MemUse (bytes)8,924 8,924 0 0.0%
Incl. MemUse (bytes) per call 8,924 8,924 0 0.0%
Excl. MemUse (bytes)-408 -408 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% -1,162 -49.7% 44 9.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -0.8% -10 -22.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Merge::execute0 N/A% -1,162 -100.0% 44 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -1,170 -100.7% 36 81.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::compile0 N/A% 22 1.9% 22 50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::__toString0 N/A% -6 -0.5% -6 -13.6% 0 N/A% 0 N/A%
count0 N/A% 1 0.1% 1 2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::arguments0 N/A% 0 0.0% 1 2.3% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%