Diff Report
Run #519d9d94433aa: 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\Connection::merge

Drupal\Core\Database\Connection::mergeRun #519d9d94433aaRun #519d9cf28420eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)631 638 7 1.1%
Incl. Wall Time (microsec) per call 631 638 7 1.1%
Excl. Wall Time (microsec)14 13 -1 -7.1%
Incl. CPU (microsecs)633 640 7 1.1%
Incl. CPU (microsecs) per call 633 640 7 1.1%
Excl. CPU (microsec)14 12 -2 -14.3%
Incl. MemUse (bytes)139,592 139,584 -8 -0.0%
Incl. MemUse (bytes) per call 139,592 139,584 -8 -0.0%
Excl. MemUse (bytes)4,624 4,608 -16 -0.3%
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\Connection::merge [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\Connection::merge0 N/A% 7 0.3% 7 0.7% -8 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -14.3% -2 -28.6% -16 -200.0% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 7 100.0% 7 100.0% -8 -100.0% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 7 100.0% 8 114.3% 8 100.0% 0 N/A%
Drupal\Core\Database\Query\Merge::__construct0 N/A% 1 14.3% 1 14.3% 0 0.0% 0 N/A%