Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: 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 #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)1,953 2,525 572 29.3%
Incl. Wall Time (microsec) per call 178 230 52 29.3%
Excl. Wall Time (microsec)819 1,025 206 25.2%
Incl. CPU (microsecs)1,966 2,537 571 29.0%
Incl. CPU (microsecs) per call 179 231 52 29.0%
Excl. CPU (microsec)539 718 179 33.2%
Incl. MemUse (bytes)28,680 28,680 0 0.0%
Incl. MemUse (bytes) per call 2,607 2,607 0 0.0%
Excl. MemUse (bytes)-16,224 -16,224 0 0.0%
Incl. PeakMemUse (bytes)41,568 41,512 -56 -0.1%
Incl. PeakMemUse (bytes) per call 3,779 3,774 -5 -0.1%
Excl. PeakMemUse (bytes)15,696 15,696 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% 572 25.0% 571 27.8% 0 0.0% -56 -0.1%
Exclusive Metrics Diff for Current Function206 36.0% 179 31.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% 572 100.0% 571 100.0% 0 N/A% -56 -100.0%
Child functions
Drupal\Core\Database\Connection::escapeField0 N/A% 127 22.2% 122 21.4% 0 N/A% -56 -100.0%
Drupal\Core\Database\Connection::escapeAlias0 N/A% 126 22.0% 137 24.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 120 21.0% 136 23.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString@10 N/A% -21 -3.7% -22 -3.9% 0 N/A% 0 0.0%
count0 N/A% 10 1.7% 10 1.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::compiled0 N/A% 4 0.7% 8 1.4% 0 N/A% 0 0.0%
strpos0 N/A% 2 0.3% 4 0.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Condition::__toString0 N/A% -1 -0.2% -1 -0.2% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute0 N/A% -1 -0.2% -2 -0.4% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::makeComment0 N/A% 0 0.0% 3 0.5% 0 N/A% 0 0.0%
implode0 N/A% 0 0.0% -3 -0.5% 0 N/A% 0 0.0%