Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: 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 #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,929 2,992 63 2.2%
Incl. Wall Time (microsec) per call 2,929 2,992 63 2.2%
Excl. Wall Time (microsec)52 62 10 19.2%
Incl. CPU (microsecs)527 544 17 3.2%
Incl. CPU (microsecs) per call 527 544 17 3.2%
Excl. CPU (microsec)42 50 8 19.0%
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% 63 0.4% 17 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 15.9% 8 47.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Merge::execute0 N/A% 63 100.0% 17 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 56 88.9% 9 52.9% 0 N/A% 0 N/A%
count0 N/A% -1 -1.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::compile0 N/A% -1 -1.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::__toString0 N/A% -1 -1.6% -1 -5.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::arguments0 N/A% 0 0.0% 1 5.9% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%