Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c619634b1e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for db_select

db_selectRun #519c60f26cf68Run #519c619634b1eDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)1,855 1,927 72 3.9%
Incl. Wall Time (microsec) per call 124 128 5 3.9%
Excl. Wall Time (microsec)223 233 10 4.5%
Incl. CPU (microsecs)1,873 1,946 73 3.9%
Incl. CPU (microsecs) per call 125 130 5 3.9%
Excl. CPU (microsec)205 210 5 2.4%
Incl. MemUse (bytes)56,652 56,652 0 0.0%
Incl. MemUse (bytes) per call 3,777 3,777 0 0.0%
Excl. MemUse (bytes)2,252 2,252 0 0.0%
Incl. PeakMemUse (bytes)27,844 27,844 0 0.0%
Incl. PeakMemUse (bytes) per call 1,856 1,856 0 0.0%
Excl. PeakMemUse (bytes)2,180 2,180 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% 72 3.8% 73 2.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function10 13.9% 5 6.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 68 94.4% 71 97.3% 0 N/A% 0 N/A%
node_get_recent0 N/A% 17 23.6% 17 23.3% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% -13 -18.1% -15 -20.5% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% 54 75.0% 57 78.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::getConnection0 N/A% 8 11.1% 11 15.1% 0 N/A% 0 N/A%