Diff Report
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad06a537e44: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51ad0610ca11aRun #51ad06a537e44DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)706 703 -3 -0.4%
Incl. Wall Time (microsec) per call 101 100 -0 -0.4%
Excl. Wall Time (microsec)112 106 -6 -5.4%
Incl. CPU (microsecs)572 567 -5 -0.9%
Incl. CPU (microsecs) per call 82 81 -1 -0.9%
Excl. CPU (microsec)108 97 -11 -10.2%
Incl. MemUse (bytes)75,712 75,712 0 0.0%
Incl. MemUse (bytes) per call 10,816 10,816 0 0.0%
Excl. MemUse (bytes)-11,888 -11,888 0 0.0%
Incl. PeakMemUse (bytes)73,528 73,528 0 0.0%
Incl. PeakMemUse (bytes) per call 10,504 10,504 0 0.0%
Excl. PeakMemUse (bytes)1,896 1,896 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% -3 -0.3% -5 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-6 -200.0% -11 -220.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -3 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
explode0 N/A% 1 33.3% -1 -20.0% 0 N/A% 0 N/A%
unserialize@10 N/A% 1 33.3% 6 120.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 1 33.3% 1 20.0% 0 N/A% 0 N/A%