Diff Report
Run #55f23808ec628: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f237e5dec64: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #55f23808ec628Run #55f237e5dec64DiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)9,404 9,276 -128 -1.4%
Incl. Wall Time (microsec) per call 303 299 -4 -1.4%
Excl. Wall Time (microsec)335 314 -21 -6.3%
Incl. MemUse (bytes)1,693,448 1,693,448 0 0.0%
Incl. MemUse (bytes) per call 54,627 54,627 0 0.0%
Excl. MemUse (bytes)-580,256 -580,256 0 0.0%
Incl. PeakMemUse (bytes)2,829,352 2,829,376 24 0.0%
Incl. PeakMemUse (bytes) per call 91,269 91,270 1 0.0%
Excl. PeakMemUse (bytes)936 936 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% -128 -14.4% 0 0.0% 24 60.0%
Exclusive Metrics Diff for Current Function-21 -16.4% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -128 -100.0% 0 N/A% 24 100.0%
Child functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -92 -71.9% 0 N/A% 24 100.0%
spl_autoload_call0 N/A% -14 -10.9% 0 N/A% 0 0.0%
explode0 N/A% -2 -1.6% 0 N/A% 0 0.0%
unserialize0 N/A% 1 0.8% 0 N/A% 0 0.0%