Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: 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 #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls3 4 1 33.3%
Incl. Wall Time (microsec)829 925 96 11.6%
Incl. Wall Time (microsec) per call 276 231 -45 -16.3%
Excl. Wall Time (microsec)367 410 43 11.7%
Incl. CPU (microsecs)833 931 98 11.8%
Incl. CPU (microsecs) per call 278 233 -45 -16.2%
Excl. CPU (microsec)254 284 30 11.8%
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 21,920 584 2.7%
Incl. PeakMemUse (bytes) per call 7,112 5,480 -1,632 -22.9%
Excl. PeakMemUse (bytes)8,400 8,632 232 2.8%

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% 96 0.0% 98 0.1% 200 0.0% 584 0.1%
Exclusive Metrics Diff for Current Function43 44.8% 30 30.6% -256 -128.0% 232 39.7%
Parent function
Drupal\Core\Database\Query\Select::execute1 100.0% 96 100.0% 98 100.0% 200 100.0% 584 100.0%
Child functions
Drupal\Core\Database\Connection::escapeTable2 22.2% 16 16.7% 27 27.6% 176 88.0% 176 30.1%
Drupal\Core\Database\Connection::escapeAlias1 11.1% 14 14.6% 12 12.2% 88 44.0% 208 35.6%
count2 22.2% 12 12.5% 15 15.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::compiled1 11.1% 6 6.2% 4 4.1% 48 24.0% 0 0.0%
implode1 11.1% 5 5.2% 2 2.0% 96 48.0% -72 -12.3%
Drupal\Core\Database\Connection::escapeField0 0.0% -2 -2.1% 4 4.1% 0 0.0% 40 6.8%
Drupal\Core\Database\Query\Condition::__toString1 11.1% 1 1.0% 3 3.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::makeComment1 11.1% 1 1.0% 1 1.0% 48 24.0% 0 0.0%