Diff Report
Run #51990c6b6ce43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51990d1de2dc4: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51990c6b6ce43Run #51990d1de2dc4DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)706 706 0 0.0%
Incl. Wall Time (microsec) per call 88 88 0 0.0%
Excl. Wall Time (microsec)112 118 6 5.4%
Incl. CPU (microsecs)623 623 0 0.0%
Incl. CPU (microsecs) per call 78 78 0 0.0%
Excl. CPU (microsec)102 101 -1 -1.0%
Incl. MemUse (bytes)82,304 82,304 0 0.0%
Incl. MemUse (bytes) per call 10,288 10,288 0 0.0%
Excl. MemUse (bytes)-13,112 -13,112 0 0.0%
Incl. PeakMemUse (bytes)77,584 77,584 0 0.0%
Incl. PeakMemUse (bytes) per call 9,698 9,698 0 0.0%
Excl. PeakMemUse (bytes)1,728 1,728 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% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 N/A% -1 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
Child functions
unserialize@10 N/A% -4 N/A% -4 N/A% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -2 N/A% 5 N/A% 0 N/A% 0 N/A%
explode0 N/A% 0 N/A% 0 N/A% 0 N/A% 0 N/A%