Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d52998923d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #517d51ae434deRun #517d52998923dDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)996 991 -5 -0.5%
Incl. Wall Time (microsec) per call 332 330 -2 -0.5%
Excl. Wall Time (microsec)34 37 3 8.8%
Incl. CPU (microsecs)998 994 -4 -0.4%
Incl. CPU (microsecs) per call 333 331 -1 -0.4%
Excl. CPU (microsec)31 30 -1 -3.2%
Incl. MemUse (bytes)188,240 188,248 8 0.0%
Incl. MemUse (bytes) per call 62,747 62,749 3 0.0%
Excl. MemUse (bytes)3,144 3,144 0 0.0%
Incl. PeakMemUse (bytes)185,512 184,440 -1,072 -0.6%
Incl. PeakMemUse (bytes) per call 61,837 61,480 -357 -0.6%
Excl. PeakMemUse (bytes)3,016 2,800 -216 -7.2%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::select [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::select0 N/A% -5 -0.1% -4 -0.2% 8 0.1% -1,072 -16.0%
Exclusive Metrics Diff for Current Function3 60.0% -1 -25.0% 0 0.0% -216 -20.1%
Parent function
db_select0 N/A% -5 -100.0% -4 -100.0% 8 100.0% -1,072 -100.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -8 -160.0% -4 -100.0% 8 100.0% -640 -59.7%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 0 0.0% 1 25.0% 0 0.0% -216 -20.1%