Diff Report
Run #54f2965f30be5: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54f295e72ec52: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #54f2965f30be5Run #54f295e72ec52DiffDiff%
Number of Function Calls116 116 0 0.0%
Incl. Wall Time (microsec)11,116 11,068 -48 -0.4%
Incl. Wall Time (microsec) per call 96 95 -0 -0.4%
Excl. Wall Time (microsec)878 882 4 0.5%
Incl. MemUse (bytes)2,023,656 2,023,656 0 0.0%
Incl. MemUse (bytes) per call 17,445 17,445 0 0.0%
Excl. MemUse (bytes)-939,376 -939,376 0 0.0%
Incl. PeakMemUse (bytes)3,006,088 3,006,088 0 0.0%
Incl. PeakMemUse (bytes) per call 25,915 25,915 0 0.0%
Excl. PeakMemUse (bytes)872 872 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% -48 -7.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 8.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -48 -100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% -57 -118.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 29 60.4% 0 N/A% 0 N/A%
explode0 N/A% -24 -50.0% 0 N/A% 0 N/A%