Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e3238612: 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 #53923e3238612DiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)3,142 3,112 -30 -1.0%
Incl. Wall Time (microsec) per call 81 80 -1 -1.0%
Excl. Wall Time (microsec)392 378 -14 -3.6%
Incl. CPU (microsecs)3,191 3,157 -34 -1.1%
Incl. CPU (microsecs) per call 82 81 -1 -1.1%
Excl. CPU (microsec)358 354 -4 -1.1%
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% -30 -6.4% -34 -10.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-14 -46.7% -4 -11.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -33 -110.0% -34 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery0 N/A% 17 56.7% 14 41.2% 0 N/A% 0 N/A%
Drupal\comment\CommentStatistics::read0 N/A% -11 -36.7% -11 -32.4% 0 N/A% 0 N/A%
db_select0 N/A% -10 -33.3% -11 -32.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 N/A% 7 23.3% 6 17.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery0 N/A% 0 0.0% 2 5.9% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% -27 -90.0% -33 -97.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 11 36.7% 3 8.8% 0 N/A% 0 N/A%