Diff Report
Run #51ca5ac5912c3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51ca5ac5912c3Run #51ca5a4995c23DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,116 3,206 90 2.9%
Incl. Wall Time (microsec) per call 390 401 11 2.9%
Excl. Wall Time (microsec)89 95 6 6.7%
Incl. CPU (microsecs)3,129 3,221 92 2.9%
Incl. CPU (microsecs) per call 391 403 12 2.9%
Excl. CPU (microsec)86 95 9 10.5%
Incl. MemUse (bytes)454,648 454,648 0 0.0%
Incl. MemUse (bytes) per call 56,831 56,831 0 0.0%
Excl. MemUse (bytes)8,592 8,592 0 0.0%
Incl. PeakMemUse (bytes)433,608 433,608 0 0.0%
Incl. PeakMemUse (bytes) per call 54,201 54,201 0 0.0%
Excl. PeakMemUse (bytes)4,920 4,920 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% 90 25.9% 92 5.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 6.7% 9 9.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 51 56.7% 50 54.3% 0 N/A% 0 N/A%
Drupal\user\UserData::get0 N/A% 28 31.1% 28 30.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 8 8.9% 12 13.0% 0 N/A% 0 N/A%
db_select0 N/A% 2 2.2% 2 2.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 1 1.1% 1 1.1% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 54 60.0% 54 58.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 30 33.3% 29 31.5% 0 N/A% 0 N/A%