Diff Report
Run #55323ac3d89c1: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #55323a80ebb82: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #55323ac3d89c1Run #55323a80ebb82DiffDiff%
Number of Function Calls114 114 0 0.0%
Incl. Wall Time (microsec)8,532 8,154 -378 -4.4%
Incl. Wall Time (microsec) per call 75 72 -3 -4.4%
Excl. Wall Time (microsec)584 586 2 0.3%
Incl. MemUse (bytes)3,585,064 3,585,064 0 0.0%
Incl. MemUse (bytes) per call 31,448 31,448 0 0.0%
Excl. MemUse (bytes)-636,832 -636,832 0 0.0%
Incl. PeakMemUse (bytes)3,727,504 3,727,504 0 0.0%
Incl. PeakMemUse (bytes) per call 32,697 32,697 0 0.0%
Excl. PeakMemUse (bytes)480 480 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% -378 -153.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 0.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -378 -100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% -443 -117.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 63 16.7% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 N/A% 0 N/A%