Diff Report
Run #519ff79b9e81a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: 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 #519ff79b9e81aRun #519ff693b4ca2DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)2,968 3,054 86 2.9%
Incl. Wall Time (microsec) per call 330 339 10 2.9%
Excl. Wall Time (microsec)1,186 1,218 32 2.7%
Incl. CPU (microsecs)2,977 3,063 86 2.9%
Incl. CPU (microsecs) per call 331 340 10 2.9%
Excl. CPU (microsec)929 960 31 3.3%
Incl. MemUse (bytes)17,560 17,560 0 0.0%
Incl. MemUse (bytes) per call 1,951 1,951 0 0.0%
Excl. MemUse (bytes)-16,320 -16,320 0 0.0%
Incl. PeakMemUse (bytes)31,360 31,360 0 0.0%
Incl. PeakMemUse (bytes) per call 3,484 3,484 0 0.0%
Excl. PeakMemUse (bytes)14,856 14,856 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% 86 15.2% 86 13.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function32 37.2% 31 36.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% 86 100.0% 86 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::escapeTable0 N/A% 19 22.1% 21 24.4% 0 N/A% 0 N/A%
count0 N/A% 18 20.9% 15 17.4% 0 N/A% 0 N/A%
implode0 N/A% 6 7.0% 8 9.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::compiled0 N/A% 6 7.0% 4 4.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::makeComment0 N/A% 2 2.3% 2 2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::__toString0 N/A% 1 1.2% -1 -1.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeField0 N/A% 1 1.2% 5 5.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeAlias0 N/A% 1 1.2% 1 1.2% 0 N/A% 0 N/A%