Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for db_select

db_selectRun #519e62c02d767Run #519e636f9416aDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)319 302 -17 -5.3%
Incl. Wall Time (microsec) per call 64 60 -3 -5.3%
Excl. Wall Time (microsec)49 40 -9 -18.4%
Incl. CPU (microsecs)323 305 -18 -5.6%
Incl. CPU (microsecs) per call 65 61 -4 -5.6%
Excl. CPU (microsec)41 29 -12 -29.3%
Incl. MemUse (bytes)19,040 19,040 0 0.0%
Incl. MemUse (bytes) per call 3,808 3,808 0 0.0%
Excl. MemUse (bytes)2,440 2,440 0 0.0%
Incl. PeakMemUse (bytes)8,904 8,904 0 0.0%
Incl. PeakMemUse (bytes) per call 1,781 1,781 0 0.0%
Excl. PeakMemUse (bytes)1,664 1,664 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% -17 -0.1% -18 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-9 -52.9% -12 -66.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -9 -52.9% -10 -55.6% 0 N/A% 0 N/A%
menu_local_tasks0 N/A% -8 -47.1% -8 -44.4% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% -6 -35.3% -5 -27.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::getConnection0 N/A% -2 -11.8% -1 -5.6% 0 N/A% 0 N/A%