Diff Report
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__toString

Drupal\Core\Database\Query\Select::__toStringRun #517c76da9b0d3Run #517c75d3de7c7DiffDiff%
Number of Function Calls3 4 1 33.3%
Incl. Wall Time (microsec)908 898 -10 -1.1%
Incl. Wall Time (microsec) per call 303 225 -78 -25.8%
Excl. Wall Time (microsec)362 399 37 10.2%
Incl. CPU (microsecs)911 904 -7 -0.8%
Incl. CPU (microsecs) per call 304 226 -78 -25.6%
Excl. CPU (microsec)268 280 12 4.5%
Incl. MemUse (bytes)15,384 15,584 200 1.3%
Incl. MemUse (bytes) per call 5,128 3,896 -1,232 -24.0%
Excl. MemUse (bytes)-5,904 -6,160 -256 -4.3%
Incl. PeakMemUse (bytes)21,336 21,912 576 2.7%
Incl. PeakMemUse (bytes) per call 7,112 5,478 -1,634 -23.0%
Excl. PeakMemUse (bytes)8,400 8,592 192 2.3%

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::__toString1 10.0% -10 -0.0% -7 -0.0% 200 0.1% 576 0.2%
Exclusive Metrics Diff for Current Function37 370.0% 12 171.4% -256 -128.0% 192 33.3%
Parent function
Drupal\Core\Database\Query\Select::execute1 100.0% -10 -100.0% -7 -100.0% 200 100.0% 576 100.0%
Child functions
Drupal\Core\Database\Connection::escapeField0 0.0% -26 -260.0% -18 -257.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable2 22.2% -21 -210.0% -14 -200.0% 176 88.0% 144 25.0%
Drupal\Core\Database\Connection::escapeAlias1 11.1% -12 -120.0% -2 -28.6% 88 44.0% 144 25.0%
count2 22.2% 11 110.0% 10 142.9% 0 0.0% 0 0.0%
implode1 11.1% -6 -60.0% -7 -100.0% 96 48.0% 96 16.7%
Drupal\Core\Database\Query\Select::compiled1 11.1% 5 50.0% 8 114.3% 48 24.0% 0 0.0%
Drupal\Core\Database\Query\Condition::__toString1 11.1% 1 10.0% 1 14.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::makeComment1 11.1% 1 10.0% 3 42.9% 48 24.0% 0 0.0%