Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for db_select

db_selectRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)535 525 -10 -1.9%
Incl. Wall Time (microsec) per call 134 131 -3 -1.9%
Excl. Wall Time (microsec)64 60 -4 -6.2%
Incl. CPU (microsecs)539 531 -8 -1.5%
Incl. CPU (microsecs) per call 135 133 -2 -1.5%
Excl. CPU (microsec)53 53 0 0.0%
Incl. MemUse (bytes)16,536 16,536 0 0.0%
Incl. MemUse (bytes) per call 4,134 4,134 0 0.0%
Excl. MemUse (bytes)1,352 1,352 0 0.0%
Incl. PeakMemUse (bytes)14,916 14,916 0 0.0%
Incl. PeakMemUse (bytes) per call 3,729 3,729 0 0.0%
Excl. PeakMemUse (bytes)1,960 1,960 0 0.0%

Parent/Child Regression/Improvement report for db_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
db_select0 N/A% -10 -0.4% -8 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -40.0% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -11 -110.0% -9 -112.5% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 1 10.0% 1 12.5% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% -6 -60.0% -10 -125.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::getConnection0 N/A% 0 0.0% 2 25.0% 0 N/A% 0 N/A%