Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__toString

Drupal\Core\Database\Query\Select::__toStringRun #519eb7a1537f7Run #519eb880e5974DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)2,746 2,761 15 0.5%
Incl. Wall Time (microsec) per call 305 307 2 0.5%
Excl. Wall Time (microsec)1,098 1,097 -1 -0.1%
Incl. CPU (microsecs)2,757 2,775 18 0.7%
Incl. CPU (microsecs) per call 306 308 2 0.7%
Excl. CPU (microsec)885 889 4 0.5%
Incl. MemUse (bytes)16,540 16,540 0 0.0%
Incl. MemUse (bytes) per call 1,838 1,838 0 0.0%
Excl. MemUse (bytes)-6,844 -6,832 12 0.2%
Incl. PeakMemUse (bytes)21,224 21,216 -8 -0.0%
Incl. PeakMemUse (bytes) per call 2,358 2,357 -1 -0.0%
Excl. PeakMemUse (bytes)7,264 7,264 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::__toString [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\Query\Select::__toString0 N/A% 15 0.4% 18 17.5% 0 0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function-1 -6.7% 4 22.2% 12 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% 15 100.0% 18 100.0% 0 N/A% -8 -100.0%
Child functions
implode0 N/A% 11 73.3% 5 27.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeField0 N/A% 5 33.3% -4 -22.2% -12 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 2 13.3% 7 38.9% 0 N/A% 16 200.0%
Drupal\Core\Database\Connection::escapeAlias0 N/A% -2 -13.3% 1 5.6% 0 N/A% -24 -300.0%
Drupal\Core\Database\Connection::makeComment0 N/A% -2 -13.3% 2 11.1% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString@10 N/A% 1 6.7% 3 16.7% 0 N/A% 0 0.0%
count0 N/A% -1 -6.7% -1 -5.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::compiled0 N/A% 1 6.7% 3 16.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Condition::__toString0 N/A% 1 6.7% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute0 N/A% 0 0.0% -2 -11.1% 0 N/A% 0 0.0%