Diff Report
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b130ea93e9: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519b0e62696b0Run #519b130ea93e9DiffDiff%
Number of Function Calls14 15 1 7.1%
Incl. Wall Time (microsec)7,022 7,051 29 0.4%
Incl. Wall Time (microsec) per call 502 470 -32 -6.3%
Excl. Wall Time (microsec)267 285 18 6.7%
Incl. CPU (microsecs)7,042 7,081 39 0.6%
Incl. CPU (microsecs) per call 503 472 -31 -6.1%
Excl. CPU (microsec)253 281 28 11.1%
Incl. MemUse (bytes)584,984 592,136 7,152 1.2%
Incl. MemUse (bytes) per call 41,785 39,476 -2,309 -5.5%
Excl. MemUse (bytes)39,048 42,280 3,232 8.3%
Incl. PeakMemUse (bytes)533,936 536,272 2,336 0.4%
Incl. PeakMemUse (bytes) per call 38,138 35,751 -2,387 -6.3%
Excl. PeakMemUse (bytes)18,824 19,912 1,088 5.8%

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::select1 33.3% 29 0.5% 39 1.7% 7,152 3.5% 2,336 1.3%
Exclusive Metrics Diff for Current Function18 62.1% 28 71.8% 3,232 45.2% 1,088 46.6%
Parent functions
Drupal\user\UserData::get0 0.0% -117 -403.4% -116 -297.4% -40 -0.6% 24 1.0%
Drupal\Core\Database\Query\Merge::execute1 100.0% 112 386.2% 113 289.7% 7,176 100.3% 2,312 99.0%
db_select0 0.0% 20 69.0% 22 56.4% 16 0.2% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 0.0% 8 27.6% 14 35.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 0.0% 6 20.7% 6 15.4% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct1 50.0% 111 382.8% 114 292.3% 3,928 54.9% 1,192 51.0%
Drupal\Core\Database\Connection::getDriverClass1 50.0% -100 -344.8% -103 -264.1% -8 -0.1% 56 2.4%