Diff Report
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)24,636 124,264 99,628 404.4%
Incl. Wall Time (microsec) per call 1,760 8,876 7,116 404.4%
Excl. Wall Time (microsec)896 4,927 4,031 449.9%
Incl. CPU (microsecs)8,001 4,000 -4,001 -50.0%
Incl. CPU (microsecs) per call 572 286 -286 -50.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)811,784 811,752 -32 -0.0%
Incl. MemUse (bytes) per call 57,985 57,982 -2 -0.0%
Excl. MemUse (bytes)53,856 53,856 0 0.0%
Incl. PeakMemUse (bytes)756,816 757,024 208 0.0%
Incl. PeakMemUse (bytes) per call 54,058 54,073 15 0.0%
Excl. PeakMemUse (bytes)30,888 30,888 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% 99,628 0.7% -4,001 -100.0% -32 -1.9% 208 13.8%
Exclusive Metrics Diff for Current Function4,031 4.0% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\user\UserData::get0 N/A% 74,008 74.3% -1 -0.0% -32 -100.0% 208 100.0%
db_select0 N/A% 12,070 12.1% -4,000 -100.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 4,045 4.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 3,716 3.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% 3,678 3.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 2,111 2.1% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 62,134 62.4% -1 -0.0% -56 -175.0% 184 88.5%
Drupal\Core\Database\Query\Select::__construct0 N/A% 33,463 33.6% -4,000 -100.0% 24 75.0% 24 11.5%