Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #53923d861ff11Run #53923e49d2b58DiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)3,142 3,086 -56 -1.8%
Incl. Wall Time (microsec) per call 81 79 -1 -1.8%
Excl. Wall Time (microsec)392 376 -16 -4.1%
Incl. CPU (microsecs)3,191 3,138 -53 -1.7%
Incl. CPU (microsecs) per call 82 80 -1 -1.7%
Excl. CPU (microsec)358 337 -21 -5.9%
Incl. MemUse (bytes)167,104 167,104 0 0.0%
Incl. MemUse (bytes) per call 4,285 4,285 0 0.0%
Excl. MemUse (bytes)9,020 9,020 0 0.0%
Incl. PeakMemUse (bytes)117,800 117,800 0 0.0%
Incl. PeakMemUse (bytes) per call 3,021 3,021 0 0.0%
Excl. PeakMemUse (bytes)3,836 3,836 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% -56 -3.6% -53 -4.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-16 -28.6% -21 -39.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -48 -85.7% -45 -84.9% 0 N/A% 0 N/A%
db_select0 N/A% 24 42.9% 26 49.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% -21 -37.5% -22 -41.5% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% -9 -16.1% -9 -17.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% -2 -3.6% -3 -5.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -37 -66.1% -31 -58.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -3 -5.4% -1 -1.9% 0 N/A% 0 N/A%