Diff Report
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)290,137 1,386,258 1,096,121 377.8%
Incl. Wall Time (microsec) per call 145,069 693,129 548,061 377.8%
Excl. Wall Time (microsec)548 2,824 2,276 415.3%
Incl. CPU (microsecs)12,002 8,000 -4,002 -33.3%
Incl. CPU (microsecs) per call 6,001 4,000 -2,001 -33.3%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)213,736 213,744 8 0.0%
Incl. MemUse (bytes) per call 106,868 106,872 4 0.0%
Excl. MemUse (bytes)-36,344 -36,344 0 0.0%
Incl. PeakMemUse (bytes)341,552 341,720 168 0.0%
Incl. PeakMemUse (bytes) per call 170,776 170,860 84 0.0%
Excl. PeakMemUse (bytes)1,200 1,200 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Merge::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\Merge::execute0 N/A% 1,096,121 7.2% -4,002 -100.0% 8 0.5% 168 11.2%
Exclusive Metrics Diff for Current Function2,276 0.2% 0 0.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% 1,096,121 100.0% -4,002 -100.0% 8 100.0% 168 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 1,035,287 94.5% 4,000 100.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 30,472 2.8% -4,001 -100.0% 8 100.0% 256 152.4%
Drupal\Core\Database\Connection::insert0 N/A% 20,995 1.9% -4,001 -100.0% 0 0.0% -88 -52.4%
Drupal\Core\Database\Connection::select0 N/A% 3,678 0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Insert::fields0 N/A% 1,280 0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::condition0 N/A% 726 0.1% 0 0.0% 0 0.0% 0 0.0%
count0 N/A% 653 0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchField0 N/A% 413 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 341 0.0% 0 0.0% 0 0.0% 0 0.0%