Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::__toString@1

Drupal\Core\Database\Query\Select::__toString@1Run #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)222 229 7 3.2%
Incl. Wall Time (microsec) per call 111 115 4 3.2%
Excl. Wall Time (microsec)111 116 5 4.5%
Incl. CPU (microsecs)225 232 7 3.1%
Incl. CPU (microsecs) per call 113 116 4 3.1%
Excl. CPU (microsec)85 84 -1 -1.2%
Incl. MemUse (bytes)5,232 5,232 0 0.0%
Incl. MemUse (bytes) per call 2,616 2,616 0 0.0%
Excl. MemUse (bytes)1,284 1,284 0 0.0%
Incl. PeakMemUse (bytes)5,576 5,576 0 0.0%
Incl. PeakMemUse (bytes) per call 2,788 2,788 0 0.0%
Excl. PeakMemUse (bytes)2,188 2,188 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::__toString@1 [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::__toString@10 N/A% 7 0.0% 7 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function5 71.4% -1 -14.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::__toString0 N/A% 7 100.0% 7 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::escapeTable0 N/A% 2 28.6% 2 28.6% 0 N/A% 0 N/A%
count0 N/A% 1 14.3% 2 28.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::compiled0 N/A% -1 -14.3% -1 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Condition::__toString0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::makeComment0 N/A% 0 0.0% 2 28.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeAlias0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%