Diff Report
Run #519ff7de62889: 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 #519ff7de62889Run #519ff693b4ca2DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)2,257 2,320 63 2.8%
Incl. Wall Time (microsec) per call 282 290 8 2.8%
Excl. Wall Time (microsec)86 96 10 11.6%
Incl. CPU (microsecs)2,269 2,336 67 3.0%
Incl. CPU (microsecs) per call 284 292 8 3.0%
Excl. CPU (microsec)78 90 12 15.4%
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% 63 5.6% 67 5.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 15.9% 12 17.9% 0 N/A% 0 N/A%
Parent functions
menu_local_tasks0 N/A% 40 63.5% 40 59.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 26 41.3% 30 44.8% 0 N/A% 0 N/A%
user_roles0 N/A% -5 -7.9% -5 -7.5% 0 N/A% 0 N/A%
comment_get_thread0 N/A% 2 3.2% 2 3.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::select0 N/A% 50 79.4% 54 80.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::getConnection0 N/A% 3 4.8% 1 1.5% 0 N/A% 0 N/A%