Diff Report
Run #5608311397db4: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5608318a89619: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #5608311397db4Run #5608318a89619DiffDiff%
Number of Function Calls211 211 0 0.0%
Incl. Wall Time (microsec)23,940 23,915 -25 -0.1%
Incl. Wall Time (microsec) per call 113 113 -0 -0.1%
Excl. Wall Time (microsec)1,424 1,430 6 0.4%
Incl. MemUse (bytes)5,602,184 5,602,008 -176 -0.0%
Incl. MemUse (bytes) per call 26,551 26,550 -1 -0.0%
Excl. MemUse (bytes)-1,512,656 -1,512,648 8 0.0%
Incl. PeakMemUse (bytes)7,635,792 7,638,240 2,448 0.0%
Incl. PeakMemUse (bytes) per call 36,189 36,200 12 0.0%
Excl. PeakMemUse (bytes)968 968 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -25 -0.5% -176 -14.1% 2,448 93.6%
Exclusive Metrics Diff for Current Function6 24.0% 8 4.5% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -25 -100.0% -176 -100.0% 2,448 100.0%
Child functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -86 -344.0% 0 0.0% -144 -5.9%
unserialize0 N/A% 51 204.0% -192 -109.1% 2,544 103.9%
explode0 N/A% 9 36.0% 8 4.5% 56 2.3%
spl_autoload_call0 N/A% -5 -20.0% 0 0.0% -8 -0.3%