Diff Report
Run #512a226436ce4: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for db_select

db_selectRun #512a226436ce4Run #512a1f7f217a6DiffDiff%
Number of Function Calls24 5 -19 -79.2%
Incl. Wall Time (microsec)1,379 318 -1,061 -76.9%
Incl. Wall Time (microsec) per call 57 64 6 10.7%
Excl. Wall Time (microsec)185 40 -145 -78.4%
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)221,616 51,224 -170,392 -76.9%
Incl. MemUse (bytes) per call 9,234 10,245 1,011 10.9%
Excl. MemUse (bytes)7,400 4,816 -2,584 -34.9%
Incl. PeakMemUse (bytes)50,688 40,112 -10,576 -20.9%
Incl. PeakMemUse (bytes) per call 2,112 8,022 5,910 279.8%
Excl. PeakMemUse (bytes)5,968 4,664 -1,304 -21.8%

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_select-19 -33.3% -1,061 -2.2% 0 0.0% -170,392 -5.8% -10,576 -0.4%
Exclusive Metrics Diff for Current Function-145 -13.7% 0 N/A% -2,584 -1.5% -1,304 -12.3%
Parent functions
Drupal\Core\Entity\DatabaseStorageController::buildQuery-17 -89.5% -936 -88.2% 0 N/A% -152,128 -89.3% 9,552 90.3%
field_read_fields-3 -15.8% -187 -17.6% 0 N/A% -31,360 -18.4% -30,192 -285.5%
node_page_default1 5.3% 61 5.7% 0 N/A% 13,096 7.7% 10,472 99.0%
menu_local_tasks0 0.0% 1 0.1% 0 N/A% 0 0.0% -408 -3.9%
Child functions
Drupal\Core\Database\Connection::select-19 -50.0% -859 -81.0% 0 N/A% -167,808 -98.5% -8,896 -84.1%
Drupal\Core\Database\Database::getConnection-19 -50.0% -57 -5.4% 0 N/A% 0 0.0% -376 -3.6%