Diff Report
Run #5199dd4798f9f: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #5199df04dd672: 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 #5199dd4798f9fRun #5199df04dd672DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)869 884 15 1.7%
Incl. Wall Time (microsec) per call 124 126 2 1.7%
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)37,628 37,628 0 0.0%
Incl. MemUse (bytes) per call 5,375 5,375 0 0.0%
Excl. MemUse (bytes)-11,628 -11,628 0 0.0%
Incl. PeakMemUse (bytes)43,500 43,500 0 0.0%
Incl. PeakMemUse (bytes) per call 6,214 6,214 0 0.0%
Excl. PeakMemUse (bytes)676 676 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% 15 0.1% 4,000 14.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function4 26.7% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 15 100.0% 4,000 100.0% 0 N/A% 0 N/A%
Child functions
unserialize@10 N/A% 17 113.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -6 -40.0% 4,000 100.0% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%