Diff Report
Run #51a14f12e142e: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14be6130cb: 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 #51a14f12e142eRun #51a14be6130cbDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)879 856 -23 -2.6%
Incl. Wall Time (microsec) per call 126 122 -3 -2.6%
Excl. Wall Time (microsec)162 154 -8 -4.9%
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)37,644 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)43,512 43,488 -24 -0.1%
Incl. PeakMemUse (bytes) per call 6,216 6,213 -3 -0.1%
Excl. PeakMemUse (bytes)676 744 68 10.1%

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% -23 -0.1% 4,000 25.0% 0 0.0% -24 -0.0%
Exclusive Metrics Diff for Current Function-8 -34.8% 0 0.0% 0 N/A% 68 283.3%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -23 -100.0% 4,000 100.0% 0 N/A% -24 -100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -11 -47.8% 4,000 100.0% 0 N/A% -44 -183.3%
unserialize@10 N/A% -4 -17.4% 0 0.0% 0 N/A% -48 -200.0%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%