Diff Report
Run #519ff79b9e81a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for db_select

db_selectRun #519ff79b9e81aRun #519ff693b4ca2DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)2,298 2,320 22 1.0%
Incl. Wall Time (microsec) per call 287 290 3 1.0%
Excl. Wall Time (microsec)90 96 6 6.7%
Incl. CPU (microsecs)2,311 2,336 25 1.1%
Incl. CPU (microsecs) per call 289 292 3 1.1%
Excl. CPU (microsec)85 90 5 5.9%
Incl. MemUse (bytes)206,024 206,024 0 0.0%
Incl. MemUse (bytes) per call 25,753 25,753 0 0.0%
Excl. MemUse (bytes)4,112 4,112 0 0.0%
Incl. PeakMemUse (bytes)196,064 196,064 0 0.0%
Incl. PeakMemUse (bytes) per call 24,508 24,508 0 0.0%
Excl. PeakMemUse (bytes)3,240 3,240 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% 22 3.9% 25 4.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 27.3% 5 20.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 21 95.5% 25 100.0% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% 2 9.1% 2 8.0% 0 N/A% 0 N/A%
user_roles0 N/A% -2 -9.1% -2 -8.0% 0 N/A% 0 N/A%
comment_get_thread0 N/A% 1 4.5% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% 12 54.5% 17 68.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::getConnection0 N/A% 4 18.2% 3 12.0% 0 N/A% 0 N/A%