Diff Report
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #53920c043e98bRun #53920b950c201DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)1,260 1,260 0 0.0%
Incl. Wall Time (microsec) per call 90 90 0 0.0%
Excl. Wall Time (microsec)152 146 -6 -3.9%
Incl. CPU (microsecs)1,285 1,283 -2 -0.2%
Incl. CPU (microsecs) per call 92 92 -0 -0.2%
Excl. CPU (microsec)152 141 -11 -7.2%
Incl. MemUse (bytes)99,236 99,236 0 0.0%
Incl. MemUse (bytes) per call 7,088 7,088 0 0.0%
Excl. MemUse (bytes)6,092 6,092 0 0.0%
Incl. PeakMemUse (bytes)82,540 82,540 0 0.0%
Incl. PeakMemUse (bytes) per call 5,896 5,896 0 0.0%
Excl. PeakMemUse (bytes)3,132 3,132 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% 0 0.0% -2 -1.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-6 N/A% -11 -550.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 21 N/A% 22 1100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -17 N/A% -19 -950.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 11 N/A% 11 550.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% -11 N/A% -11 -550.0% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% -4 N/A% -5 -250.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 1 N/A% 0 0.0% 0 N/A% 0 N/A%
db_select0 N/A% -1 N/A% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 17 N/A% 17 850.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -11 N/A% -8 -400.0% 0 N/A% 0 N/A%