Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)6,106 5,943 -163 -2.7%
Incl. Wall Time (microsec) per call 3,053 2,972 -82 -2.7%
Excl. Wall Time (microsec)119 138 19 16.0%
Incl. CPU (microsecs)2,226 2,374 148 6.6%
Incl. CPU (microsecs) per call 1,113 1,187 74 6.6%
Excl. CPU (microsec)88 113 25 28.4%
Incl. MemUse (bytes)45,412 45,400 -12 -0.0%
Incl. MemUse (bytes) per call 22,706 22,700 -6 -0.0%
Excl. MemUse (bytes)-9,640 -9,640 0 0.0%
Incl. PeakMemUse (bytes)120,132 120,168 36 0.0%
Incl. PeakMemUse (bytes) per call 60,066 60,084 18 0.0%
Excl. PeakMemUse (bytes)456 456 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% -163 -9.8% 148 37.0% -12 -0.0% 36 0.1%
Exclusive Metrics Diff for Current Function19 11.7% 25 16.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% -163 -100.0% 148 100.0% -12 -100.0% 36 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -174 -106.7% 55 37.2% 0 0.0% 64 177.8%
Drupal\Core\Database\Connection::select0 N/A% 16 9.8% 17 11.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::insert0 N/A% -15 -9.2% -15 -10.1% -8 -66.7% -8 -22.2%
Drupal\Core\Database\Query\Select::execute0 N/A% -15 -9.2% 65 43.9% -4 -33.3% -20 -55.6%
Drupal\Core\Database\Query\Insert::fields0 N/A% 3 1.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchField0 N/A% 2 1.2% 1 0.7% 0 0.0% 0 0.0%
count0 N/A% 1 0.6% 1 0.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::condition0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::addExpression0 N/A% 0 0.0% -1 -0.7% 0 0.0% 0 0.0%