Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for db_select

db_selectRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)933 996 63 6.8%
Incl. Wall Time (microsec) per call 311 332 21 6.8%
Excl. Wall Time (microsec)28 30 2 7.1%
Incl. CPU (microsecs)940 999 59 6.3%
Incl. CPU (microsecs) per call 313 333 20 6.3%
Excl. CPU (microsec)27 25 -2 -7.4%
Incl. MemUse (bytes)191,392 191,400 8 0.0%
Incl. MemUse (bytes) per call 63,797 63,800 3 0.0%
Excl. MemUse (bytes)2,344 2,344 0 0.0%
Incl. PeakMemUse (bytes)186,952 187,784 832 0.4%
Incl. PeakMemUse (bytes) per call 62,317 62,595 277 0.4%
Excl. PeakMemUse (bytes)2,072 2,168 96 4.6%

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% 63 0.0% 59 0.1% 8 0.0% 832 0.1%
Exclusive Metrics Diff for Current Function2 3.2% -2 -3.4% 0 0.0% 96 11.5%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 77 122.2% 77 130.5% 16 200.0% -312 -37.5%
menu_local_tasks0 N/A% -14 -22.2% -18 -30.5% -8 -100.0% 1,144 137.5%
Child functions
Drupal\Core\Database\Connection::select0 N/A% 62 98.4% 62 105.1% 8 100.0% 688 82.7%
Drupal\Core\Database\Database::getConnection0 N/A% -1 -1.6% -1 -1.7% 0 0.0% 48 5.8%