Diff Report
Run #51a14be6130cb: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14e1b1e097: 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 #51a14be6130cbRun #51a14e1b1e097DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)856 866 10 1.2%
Incl. Wall Time (microsec) per call 122 124 1 1.2%
Excl. Wall Time (microsec)154 164 10 6.5%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 571 0 -571 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)37,644 37,644 0 0.0%
Incl. MemUse (bytes) per call 5,378 5,378 0 0.0%
Excl. MemUse (bytes)-11,628 -11,628 0 0.0%
Incl. PeakMemUse (bytes)43,488 43,488 0 0.0%
Incl. PeakMemUse (bytes) per call 6,213 6,213 0 0.0%
Excl. PeakMemUse (bytes)744 744 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% 10 1.1% -4,000 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function10 100.0% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 10 100.0% -4,000 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 3 30.0% -4,000 -100.0% 0 N/A% 0 N/A%
unserialize@10 N/A% -2 -20.0% 0 0.0% 0 N/A% 0 N/A%
explode0 N/A% -1 -10.0% 0 0.0% 0 N/A% 0 N/A%