Diff Report
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51a9459592df6Run #51a944519b58cDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)2,908 2,923 15 0.5%
Incl. Wall Time (microsec) per call 291 292 2 0.5%
Excl. Wall Time (microsec)93 109 16 17.2%
Incl. CPU (microsecs)2,929 2,935 6 0.2%
Incl. CPU (microsecs) per call 293 294 1 0.2%
Excl. CPU (microsec)87 97 10 11.5%
Incl. MemUse (bytes)420,024 420,048 24 0.0%
Incl. MemUse (bytes) per call 42,002 42,005 2 0.0%
Excl. MemUse (bytes)7,520 7,520 0 0.0%
Incl. PeakMemUse (bytes)401,472 401,736 264 0.1%
Incl. PeakMemUse (bytes) per call 40,147 40,174 26 0.1%
Excl. PeakMemUse (bytes)3,552 3,648 96 2.7%

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% 15 0.1% 6 0.1% 24 0.0% 264 0.2%
Exclusive Metrics Diff for Current Function16 106.7% 10 166.7% 0 0.0% 96 36.4%
Parent functions
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 13 86.7% 14 233.3% 24 100.0% 168 63.6%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -3 -20.0% -4 -66.7% 0 0.0% 0 0.0%
db_select0 N/A% 3 20.0% -6 -100.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% 2 13.3% 2 33.3% 0 0.0% 96 36.4%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -6 -40.0% -13 -216.7% 16 66.7% 216 81.8%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 5 33.3% 9 150.0% 8 33.3% -48 -18.2%