Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::merge

Drupal\Core\Database\Connection::mergeRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)232 189 -43 -18.5%
Incl. Wall Time (microsec) per call 232 189 -43 -18.5%
Excl. Wall Time (microsec)14 13 -1 -7.1%
Incl. CPU (microsecs)233 190 -43 -18.5%
Incl. CPU (microsecs) per call 233 190 -43 -18.5%
Excl. CPU (microsec)13 12 -1 -7.7%
Incl. MemUse (bytes)56,400 56,392 -8 -0.0%
Incl. MemUse (bytes) per call 56,400 56,392 -8 -0.0%
Excl. MemUse (bytes)2,480 2,480 0 0.0%
Incl. PeakMemUse (bytes)47,760 48,048 288 0.6%
Incl. PeakMemUse (bytes) per call 47,760 48,048 288 0.6%
Excl. PeakMemUse (bytes)2,032 2,032 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% -43 -4.5% -43 -59.7% -8 -0.0% 288 0.9%
Exclusive Metrics Diff for Current Function-1 -2.3% -1 -2.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -43 -100.0% -43 -100.0% -8 -100.0% 288 100.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -43 -100.0% -43 -100.0% -8 -100.0% 288 100.0%
Drupal\Core\Database\Query\Merge::__construct0 N/A% 1 2.3% 1 2.3% 0 0.0% 0 0.0%