Diff Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
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 #512a1f7f217a6Run #512a20b11c1abDiffDiff%
Number of Function Calls7 9 2 28.6%
Incl. Wall Time (microsec)1,519 1,717 198 13.0%
Incl. Wall Time (microsec) per call 217 191 -26 -12.1%
Excl. Wall Time (microsec)623 714 91 14.6%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 571 0 -571 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)37,480 38,272 792 2.1%
Incl. MemUse (bytes) per call 5,354 4,252 -1,102 -20.6%
Excl. MemUse (bytes)-17,488 -19,392 -1,904 -10.9%
Incl. PeakMemUse (bytes)42,208 44,400 2,192 5.2%
Incl. PeakMemUse (bytes) per call 6,030 4,933 -1,096 -18.2%
Excl. PeakMemUse (bytes)13,872 15,080 1,208 8.7%

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::__toString2 7.4% 198 0.6% -4,000 -12.5% 792 0.0% 2,192 0.1%
Exclusive Metrics Diff for Current Function91 46.0% 0 0.0% -1,904 -240.4% 1,208 55.1%
Parent function
Drupal\Core\Database\Query\Select::execute2 100.0% 198 100.0% -4,000 -100.0% 792 100.0% 2,192 100.0%
Child functions
Drupal\Core\Database\Connection::escapeTable9 36.0% 42 21.2% 0 0.0% 1,376 173.7% -200 -9.1%
count4 16.0% 24 12.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::compiled2 8.0% 14 7.1% 0 0.0% 160 20.2% 0 0.0%
Drupal\Core\Database\Connection::escapeField2 8.0% 7 3.5% 0 0.0% 288 36.4% 0 0.0%
implode2 8.0% 6 3.0% 0 0.0% 256 32.3% 0 0.0%
Drupal\Core\Database\Connection::escapeAlias2 8.0% 6 3.0% -4,000 -100.0% 328 41.4% -80 -3.6%
Drupal\Core\Database\Query\Select::__toString@10 0.0% 4 2.0% 0 0.0% 16 2.0% 1,144 52.2%
Drupal\Core\Database\Query\Condition::__toString2 8.0% 2 1.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::makeComment2 8.0% 2 1.0% 0 0.0% 272 34.3% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute0 0.0% 0 0.0% 0 0.0% 0 0.0% 120 5.5%