Diff Report
Run #553ba8c2c449d: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #553bb0137a0c9: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #553ba8c2c449dRun #553bb0137a0c9DiffDiff%
Number of Function Calls477 477 0 0.0%
Incl. Wall Time (microsec)29,458 27,391 -2,067 -7.0%
Incl. Wall Time (microsec) per call 62 57 -4 -7.0%
Excl. Wall Time (microsec)2,621 2,409 -212 -8.1%
Incl. MemUse (bytes)4,348,672 4,348,672 0 0.0%
Incl. MemUse (bytes) per call 9,117 9,117 0 0.0%
Excl. MemUse (bytes)-595,448 -595,448 0 0.0%
Incl. PeakMemUse (bytes)4,416,808 4,416,808 0 0.0%
Incl. PeakMemUse (bytes) per call 9,260 9,260 0 0.0%
Excl. PeakMemUse (bytes)560 560 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% -2,067 -15.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-212 -10.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -2,067 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -2,121 -102.6% 0 N/A% 0 N/A%
unserialize0 N/A% 224 10.8% 0 N/A% 0 N/A%
explode0 N/A% 42 2.0% 0 N/A% 0 N/A%