Diff Report
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd2b68bc13: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #539fd0a78f1b7Run #539fd2b68bc13DiffDiff%
Number of Function Calls37 37 0 0.0%
Incl. Wall Time (microsec)5,723 5,180 -543 -9.5%
Incl. Wall Time (microsec) per call 155 140 -15 -9.5%
Excl. Wall Time (microsec)337 378 41 12.2%
Incl. CPU (microsecs)5,777 5,237 -540 -9.3%
Incl. CPU (microsecs) per call 156 142 -15 -9.3%
Excl. CPU (microsec)329 357 28 8.5%
Incl. MemUse (bytes)491,776 491,848 72 0.0%
Incl. MemUse (bytes) per call 13,291 13,293 2 0.0%
Excl. MemUse (bytes)16,512 16,512 0 0.0%
Incl. PeakMemUse (bytes)396,928 396,656 -272 -0.1%
Incl. PeakMemUse (bytes) per call 10,728 10,720 -7 -0.1%
Excl. PeakMemUse (bytes)7,920 7,920 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% -543 -1.3% -540 -1.3% 72 0.0% -272 -0.0%
Exclusive Metrics Diff for Current Function41 7.6% 28 5.2% 0 0.0% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::query0 N/A% -712 -131.1% -702 -130.0% 64 88.9% -168 -61.8%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% 75 13.8% 74 13.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 72 13.3% 69 12.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% 28 5.2% 29 5.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% -14 -2.6% -18 -3.3% 8 11.1% 8 2.9%
Drupal\comment\CommentStatistics::read0 N/A% 8 1.5% 8 1.5% 0 0.0% -112 -41.2%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -646 -119.0% -634 -117.4% 32 44.4% -344 -126.5%
Drupal\Core\Database\Query\Select::__construct0 N/A% 62 11.4% 66 12.2% 40 55.6% 72 26.5%