Diff Report
Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa45581fb3: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519aa37b5bebdRun #519aa45581fb3DiffDiff%
Number of Function Calls13 14 1 7.7%
Incl. Wall Time (microsec)6,663 6,829 166 2.5%
Incl. Wall Time (microsec) per call 513 488 -25 -4.8%
Excl. Wall Time (microsec)244 269 25 10.2%
Incl. CPU (microsecs)6,687 6,852 165 2.5%
Incl. CPU (microsecs) per call 514 489 -25 -4.9%
Excl. CPU (microsec)238 256 18 7.6%
Incl. MemUse (bytes)578,496 585,696 7,200 1.2%
Incl. MemUse (bytes) per call 44,500 41,835 -2,664 -6.0%
Excl. MemUse (bytes)36,640 39,872 3,232 8.8%
Incl. PeakMemUse (bytes)534,072 533,944 -128 -0.0%
Incl. PeakMemUse (bytes) per call 41,082 38,139 -2,944 -7.2%
Excl. PeakMemUse (bytes)18,824 18,824 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::select1 33.3% 166 2.2% 165 3.1% 7,200 2.5% -128 -0.0%
Exclusive Metrics Diff for Current Function25 15.1% 18 10.9% 3,232 44.9% 0 0.0%
Parent functions
Drupal\Core\Database\Query\Merge::execute1 100.0% 105 63.3% 108 65.5% 7,176 99.7% 0 0.0%
Drupal\user\UserData::get0 0.0% 58 34.9% 57 34.5% 40 0.6% -128 -100.0%
db_select0 0.0% -1 -0.6% -4 -2.4% -16 -0.2% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 0.0% 4 2.4% 4 2.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct1 50.0% 98 59.0% 98 59.4% 3,976 55.2% 32 25.0%
Drupal\Core\Database\Connection::getDriverClass1 50.0% 43 25.9% 49 29.7% -8 -0.1% -160 -125.0%