Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)3,030 3,039 9 0.3%
Incl. Wall Time (microsec) per call 303 304 1 0.3%
Excl. Wall Time (microsec)96 93 -3 -3.1%
Incl. CPU (microsecs)3,043 3,049 6 0.2%
Incl. CPU (microsecs) per call 304 305 1 0.2%
Excl. CPU (microsec)85 78 -7 -8.2%
Incl. MemUse (bytes)419,320 419,456 136 0.0%
Incl. MemUse (bytes) per call 41,932 41,946 14 0.0%
Excl. MemUse (bytes)6,632 6,632 0 0.0%
Incl. PeakMemUse (bytes)377,032 377,240 208 0.1%
Incl. PeakMemUse (bytes) per call 37,703 37,724 21 0.1%
Excl. PeakMemUse (bytes)4,392 4,392 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% 9 7.3% 6 1.1% 136 0.4% 208 0.7%
Exclusive Metrics Diff for Current Function-3 -33.3% -7 -116.7% 0 0.0% 0 0.0%
Parent functions
Drupal\user\UserData::get0 N/A% 23 255.6% 23 383.3% 136 100.0% 208 100.0%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% -12 -133.3% -14 -233.3% 0 0.0% 0 0.0%
db_select0 N/A% -2 -22.2% -3 -50.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 28 311.1% 29 483.3% 136 100.0% 168 80.8%
Drupal\Core\Database\Query\Select::__construct0 N/A% -16 -177.8% -16 -266.7% 0 0.0% 40 19.2%