Diff Report
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c862ea26981: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52c8629919553Run #52c862ea26981DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)1,022 1,042 20 2.0%
Incl. Wall Time (microsec) per call 85 87 2 2.0%
Excl. Wall Time (microsec)81 82 1 1.2%
Incl. CPU (microsecs)1,038 1,056 18 1.7%
Incl. CPU (microsecs) per call 87 88 2 1.7%
Excl. CPU (microsec)74 72 -2 -2.7%
Incl. MemUse (bytes)224,472 224,480 8 0.0%
Incl. MemUse (bytes) per call 18,706 18,707 1 0.0%
Excl. MemUse (bytes)10,536 10,536 0 0.0%
Incl. PeakMemUse (bytes)213,768 213,848 80 0.0%
Incl. PeakMemUse (bytes) per call 17,814 17,821 7 0.0%
Excl. PeakMemUse (bytes)8,808 8,808 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::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
Drupal\Core\Database\Connection::select0 N/A% 20 31.2% 18 10.1% 8 0.0% 80 0.3%
Exclusive Metrics Diff for Current Function1 5.0% -2 -11.1% 0 0.0% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% 9 45.0% 10 55.6% 8 100.0% 8 10.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% 5 25.0% 5 27.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 5 25.0% 2 11.1% 0 0.0% 72 90.0%
db_select0 N/A% 3 15.0% 2 11.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -3 -15.0% -2 -11.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% 1 5.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 0 0.0% 1 5.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 17 85.0% 13 72.2% 8 100.0% 80 100.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 2 10.0% 7 38.9% 0 0.0% 0 0.0%