Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::leftJoin

Drupal\Core\Database\Query\Select::leftJoinRun #519fe7ae1f6ccRun #519fe8bb569afDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)38 40 2 5.3%
Incl. Wall Time (microsec) per call 19 20 1 5.3%
Excl. Wall Time (microsec)13 14 1 7.7%
Incl. CPU (microsecs)41 43 2 4.9%
Incl. CPU (microsecs) per call 21 22 1 4.9%
Excl. CPU (microsec)14 13 -1 -7.1%
Incl. MemUse (bytes)4,040 4,040 0 0.0%
Incl. MemUse (bytes) per call 2,020 2,020 0 0.0%
Excl. MemUse (bytes)1,528 1,528 0 0.0%
Incl. PeakMemUse (bytes)2,472 2,472 0 0.0%
Incl. PeakMemUse (bytes) per call 1,236 1,236 0 0.0%
Excl. PeakMemUse (bytes)1,264 1,264 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::leftJoin [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::leftJoin0 N/A% 2 0.2% 2 0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 50.0% -1 -50.0% 0 N/A% 0 N/A%
Parent function
Drupal\menu_link\MenuLinkStorageController::buildQuery0 N/A% 2 100.0% 2 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addJoin0 N/A% 1 50.0% 3 150.0% 0 N/A% 0 N/A%