Diff Report
Run #54e1529b7f3e4: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e1550a08dd9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #54e1529b7f3e4Run #54e1550a08dd9DiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)9,423 8,745 -678 -7.2%
Incl. Wall Time (microsec) per call 107 99 -8 -7.2%
Excl. Wall Time (microsec)1,002 912 -90 -9.0%
Incl. MemUse (bytes)1,452,456 1,452,456 0 0.0%
Incl. MemUse (bytes) per call 16,505 16,505 0 0.0%
Excl. MemUse (bytes)-196,080 -196,080 0 0.0%
Incl. PeakMemUse (bytes)1,323,136 1,323,136 0 0.0%
Incl. PeakMemUse (bytes) per call 15,036 15,036 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% -678 -4.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-90 -13.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -678 -100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% -478 -70.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -108 -15.9% 0 N/A% 0 N/A%
explode0 N/A% -2 -0.3% 0 N/A% 0 N/A%