Diff Report
Run #51b51807d6d9d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #51b51807d6d9dRun #51b517a409f93DiffDiff%
Number of Function Calls115 115 0 0.0%
Incl. Wall Time (microsec)35,023 34,894 -129 -0.4%
Incl. Wall Time (microsec) per call 305 303 -1 -0.4%
Excl. Wall Time (microsec)2,655 2,647 -8 -0.3%
Incl. CPU (microsecs)29,230 29,218 -12 -0.0%
Incl. CPU (microsecs) per call 254 254 -0 -0.0%
Excl. CPU (microsec)2,512 2,487 -25 -1.0%
Incl. MemUse (bytes)2,291,120 2,291,120 0 0.0%
Incl. MemUse (bytes) per call 19,923 19,923 0 0.0%
Excl. MemUse (bytes)-334,480 -334,480 0 0.0%
Incl. PeakMemUse (bytes)2,423,896 2,423,896 0 0.0%
Incl. PeakMemUse (bytes) per call 21,077 21,077 0 0.0%
Excl. PeakMemUse (bytes)5,104 5,104 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -129 -10.3% -12 -0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -6.2% -25 -208.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -129 -100.0% -12 -100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% -382 -296.1% -80 -666.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 257 199.2% 89 741.7% 0 N/A% 0 N/A%
explode0 N/A% 4 3.1% 4 33.3% 0 N/A% 0 N/A%