Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1f732b14: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #52d4b18f32fb6Run #52d4b1f732b14DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)1,051 1,070 19 1.8%
Incl. Wall Time (microsec) per call 75 76 1 1.8%
Excl. Wall Time (microsec)97 93 -4 -4.1%
Incl. CPU (microsecs)1,075 1,089 14 1.3%
Incl. CPU (microsecs) per call 77 78 1 1.3%
Excl. CPU (microsec)94 82 -12 -12.8%
Incl. MemUse (bytes)230,992 230,992 0 0.0%
Incl. MemUse (bytes) per call 16,499 16,499 0 0.0%
Excl. MemUse (bytes)11,896 11,896 0 0.0%
Incl. PeakMemUse (bytes)211,008 211,008 0 0.0%
Incl. PeakMemUse (bytes) per call 15,072 15,072 0 0.0%
Excl. PeakMemUse (bytes)8,968 8,968 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% 19 1.0% 14 0.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -21.1% -12 -85.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery0 N/A% 24 126.3% 23 164.3% 0 N/A% 0 N/A%
db_select0 N/A% -4 -21.1% -4 -28.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageController::buildQuery0 N/A% -3 -15.8% -2 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 1 5.3% -2 -14.3% 0 N/A% 0 N/A%
Drupal\forum\ForumManager::getTopics0 N/A% -1 -5.3% -2 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 N/A% 1 5.3% 1 7.1% 0 N/A% 0 N/A%
Drupal\taxonomy\TermStorageController::loadTree0 N/A% 1 5.3% 1 7.1% 0 N/A% 0 N/A%
Drupal\taxonomy\TermStorageController::loadParents0 N/A% 0 0.0% -1 -7.1% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 22 115.8% 20 142.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% 1 5.3% 6 42.9% 0 N/A% 0 N/A%