Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: 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 #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)22 11 -11 -50.0%
Incl. Wall Time (microsec) per call 22 11 -11 -50.0%
Excl. Wall Time (microsec)10 4 -6 -60.0%
Incl. CPU (microsecs)24 13 -11 -45.8%
Incl. CPU (microsecs) per call 24 13 -11 -45.8%
Excl. CPU (microsec)9 5 -4 -44.4%
Incl. MemUse (bytes)3,008 3,008 0 0.0%
Incl. MemUse (bytes) per call 3,008 3,008 0 0.0%
Excl. MemUse (bytes)1,344 1,344 0 0.0%
Incl. PeakMemUse (bytes)1,856 1,856 0 0.0%
Incl. PeakMemUse (bytes) per call 1,856 1,856 0 0.0%
Excl. PeakMemUse (bytes)1,168 1,168 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% -11 -0.5% -11 -0.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-6 -54.5% -4 -36.4% 0 N/A% 0 N/A%
Parent function
Drupal\menu_link\MenuLinkStorageController::buildQuery0 N/A% -11 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Query\Select::addJoin0 N/A% -5 -45.5% -7 -63.6% 0 N/A% 0 N/A%