Diff Report
Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa6332b29: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for db_select

db_selectRun #519ffa0e6cdecRun #519ffa6332b29DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)863 843 -20 -2.3%
Incl. Wall Time (microsec) per call 108 105 -3 -2.3%
Excl. Wall Time (microsec)57 55 -2 -3.5%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)205,904 205,912 8 0.0%
Incl. MemUse (bytes) per call 25,738 25,739 1 0.0%
Excl. MemUse (bytes)4,112 4,112 0 0.0%
Incl. PeakMemUse (bytes)195,760 195,768 8 0.0%
Incl. PeakMemUse (bytes) per call 24,470 24,471 1 0.0%
Excl. PeakMemUse (bytes)3,256 3,256 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% -20 -1.0% 0 0.0% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-2 -10.0% 0 N/A% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -19 -95.0% 0 N/A% -8 -100.0% -8 -100.0%
user_roles0 N/A% -1 -5.0% 0 N/A% 0 0.0% 0 0.0%
menu_local_tasks0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
comment_get_thread0 N/A% 0 0.0% 0 N/A% 16 200.0% 16 200.0%
Child functions
Drupal\Core\Database\Connection::select0 N/A% -19 -95.0% 0 N/A% 8 100.0% 8 100.0%
Drupal\Core\Database\Database::getConnection0 N/A% 1 5.0% 0 N/A% 0 0.0% 0 0.0%