Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::merge

Drupal\Core\Database\Connection::mergeRun #53920b950c201Run #53920c043e98bDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)507 509 2 0.4%
Incl. Wall Time (microsec) per call 254 255 1 0.4%
Excl. Wall Time (microsec)26 27 1 3.8%
Incl. CPU (microsecs)510 513 3 0.6%
Incl. CPU (microsecs) per call 255 257 2 0.6%
Excl. CPU (microsec)22 28 6 27.3%
Incl. MemUse (bytes)63,300 63,296 -4 -0.0%
Incl. MemUse (bytes) per call 31,650 31,648 -2 -0.0%
Excl. MemUse (bytes)1,512 1,512 0 0.0%
Incl. PeakMemUse (bytes)60,328 60,324 -4 -0.0%
Incl. PeakMemUse (bytes) per call 30,164 30,162 -2 -0.0%
Excl. PeakMemUse (bytes)1,284 1,284 0 0.0%

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% 2 0.6% 3 1.6% -4 -0.0% -4 -0.0%
Exclusive Metrics Diff for Current Function1 50.0% 6 200.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% 2 100.0% 3 100.0% -4 -100.0% -4 -100.0%
Child functions
Drupal\Core\Database\Query\Merge::__construct0 N/A% 5 250.0% 2 66.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -4 -200.0% -5 -166.7% -4 -100.0% -4 -100.0%