Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Query\Select::__toString

Drupal\Core\Database\Query\Select::__toStringRun #534ad8dec7444Run #534ad9c94e95bDiffDiff%
Number of Function Calls30 30 0 0.0%
Incl. Wall Time (microsec)10,454 10,485 31 0.3%
Incl. Wall Time (microsec) per call 348 350 1 0.3%
Excl. Wall Time (microsec)4,305 4,339 34 0.8%
Incl. CPU (microsecs)10,487 10,518 31 0.3%
Incl. CPU (microsecs) per call 350 351 1 0.3%
Excl. CPU (microsec)3,163 3,216 53 1.7%
Incl. MemUse (bytes)28,192 28,192 0 0.0%
Incl. MemUse (bytes) per call 940 940 0 0.0%
Excl. MemUse (bytes)-42,308 -42,308 0 0.0%
Incl. PeakMemUse (bytes)44,468 44,492 24 0.1%
Incl. PeakMemUse (bytes) per call 1,482 1,483 1 0.1%
Excl. PeakMemUse (bytes)18,240 18,240 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% 31 1.9% 31 6.2% 0 0.0% 24 0.1%
Exclusive Metrics Diff for Current Function34 109.7% 53 171.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% 31 100.0% 31 100.0% 0 N/A% 24 100.0%
Child functions
Drupal\Core\Database\Connection::escapeTable0 N/A% 26 83.9% 3 9.7% 0 N/A% 0 0.0%
count0 N/A% -25 -80.6% -24 -77.4% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::compiled0 N/A% 5 16.1% 13 41.9% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeField0 N/A% -4 -12.9% 22 71.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Condition::__toString0 N/A% -2 -6.5% 9 29.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString@10 N/A% -2 -6.5% -2 -6.5% 0 N/A% 24 100.0%
Drupal\Core\Database\Connection::escapeAlias0 N/A% -2 -6.5% -27 -87.1% 0 N/A% 0 0.0%
strpos0 N/A% 1 3.2% 0 0.0% 0 N/A% 0 0.0%
implode0 N/A% 1 3.2% -11 -35.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::makeComment0 N/A% -1 -3.2% -4 -12.9% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute0 N/A% 0 0.0% -1 -3.2% 0 N/A% 0 0.0%