Diff Report
Run #54811c7da26f8: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54811b6aec43d: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #54811c7da26f8Run #54811b6aec43dDiffDiff%
Number of Function Calls118 118 0 0.0%
Incl. Wall Time (microsec)14,640 15,051 411 2.8%
Incl. Wall Time (microsec) per call 124 128 3 2.8%
Excl. Wall Time (microsec)1,092 1,080 -12 -1.1%
Incl. MemUse (bytes)2,654,288 2,654,288 0 0.0%
Incl. MemUse (bytes) per call 22,494 22,494 0 0.0%
Excl. MemUse (bytes)-1,050,824 -1,050,824 0 0.0%
Incl. PeakMemUse (bytes)3,755,552 3,755,552 0 0.0%
Incl. PeakMemUse (bytes) per call 31,827 31,827 0 0.0%
Excl. PeakMemUse (bytes)2,568 2,568 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% 411 28.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-12 -2.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 411 100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% 356 86.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 66 16.1% 0 N/A% 0 N/A%
explode0 N/A% 2 0.5% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% -1 -0.2% 0 N/A% 0 N/A%