Diff Report
Run #519d9d52c2102: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9cf28420e: 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 #519d9d52c2102Run #519d9cf28420eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,140 2,548 408 19.1%
Incl. Wall Time (microsec) per call 2,140 2,548 408 19.1%
Excl. Wall Time (microsec)32 33 1 3.1%
Incl. CPU (microsecs)440 421 -19 -4.3%
Incl. CPU (microsecs) per call 440 421 -19 -4.3%
Excl. CPU (microsec)24 23 -1 -4.2%
Incl. MemUse (bytes)15,888 15,888 0 0.0%
Incl. MemUse (bytes) per call 15,888 15,888 0 0.0%
Excl. MemUse (bytes)-296 -296 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% 408 184.6% -19 -0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 0.2% -1 -5.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Merge::execute0 N/A% 408 100.0% -19 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 405 99.3% -22 -115.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::compile0 N/A% 1 0.2% 1 5.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::__toString0 N/A% 1 0.2% 2 10.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::arguments0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%