Diff Report
Run #51afe9a0d59b4: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51afea2244278: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51afe9a0d59b4Run #51afea2244278DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)787 815 28 3.6%
Incl. Wall Time (microsec) per call 112 116 4 3.6%
Excl. Wall Time (microsec)147 121 -26 -17.7%
Incl. CPU (microsecs)683 613 -70 -10.2%
Incl. CPU (microsecs) per call 98 88 -10 -10.2%
Excl. CPU (microsec)132 112 -20 -15.2%
Incl. MemUse (bytes)75,672 75,672 0 0.0%
Incl. MemUse (bytes) per call 10,810 10,810 0 0.0%
Excl. MemUse (bytes)-11,944 -11,944 0 0.0%
Incl. PeakMemUse (bytes)70,456 70,456 0 0.0%
Incl. PeakMemUse (bytes) per call 10,065 10,065 0 0.0%
Excl. PeakMemUse (bytes)1,968 1,968 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem@1 [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::prepareItem@10 N/A% 28 3.5% -70 -35.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-26 -92.9% -20 -28.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 28 100.0% -70 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 70 250.0% -35 -50.0% 0 N/A% 0 N/A%
unserialize@10 N/A% -16 -57.1% -10 -14.3% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% -5 -7.1% 0 N/A% 0 N/A%