Diff Report
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #5350e128cfd2bRun #5350e2663e694DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)2,208 2,263 55 2.5%
Incl. Wall Time (microsec) per call 245 251 6 2.5%
Excl. Wall Time (microsec)71 99 28 39.4%
Incl. CPU (microsecs)2,220 2,276 56 2.5%
Incl. CPU (microsecs) per call 247 253 6 2.5%
Excl. CPU (microsec)59 94 35 59.3%
Incl. MemUse (bytes)442,600 442,616 16 0.0%
Incl. MemUse (bytes) per call 49,178 49,180 2 0.0%
Excl. MemUse (bytes)8,920 8,920 0 0.0%
Incl. PeakMemUse (bytes)428,608 428,672 64 0.0%
Incl. PeakMemUse (bytes) per call 47,623 47,630 7 0.0%
Excl. PeakMemUse (bytes)7,016 7,016 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% 55 3.4% 56 3.2% 16 0.1% 64 0.3%
Exclusive Metrics Diff for Current Function28 50.9% 35 62.5% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 30 54.5% 29 51.8% 0 0.0% 8 12.5%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 17 30.9% 18 32.1% 16 100.0% 56 87.5%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% 4 7.3% 3 5.4% 0 0.0% 0 0.0%
Drupal\comment\CommentStatistics::read0 N/A% 3 5.5% 3 5.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 2 3.6% 2 3.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% -1 -1.8% 1 1.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 22 40.0% 19 33.9% 16 100.0% 56 87.5%
Drupal\Core\Database\Query\Select::__construct0 N/A% 5 9.1% 2 3.6% 0 0.0% 8 12.5%