Diff Report
Run #51a188154f4e0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a188a760170: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51a188154f4e0Run #51a188a760170DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)887 941 54 6.1%
Incl. Wall Time (microsec) per call 127 134 8 6.1%
Excl. Wall Time (microsec)161 165 4 2.5%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 571 571 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)37,616 37,616 0 0.0%
Incl. MemUse (bytes) per call 5,374 5,374 0 0.0%
Excl. MemUse (bytes)-11,628 -11,628 0 0.0%
Incl. PeakMemUse (bytes)43,140 43,140 0 0.0%
Incl. PeakMemUse (bytes) per call 6,163 6,163 0 0.0%
Excl. PeakMemUse (bytes)584 584 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% 54 1.5% 4,000 400000.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 7.4% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 54 100.0% 4,000 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 49 90.7% 0 0.0% 0 N/A% 0 N/A%
unserialize@10 N/A% 2 3.7% 4,000 100.0% 0 N/A% 0 N/A%
explode0 N/A% -1 -1.9% 0 0.0% 0 N/A% 0 N/A%