Diff Report
Run #51a18dd97f04c: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a18e7fe7c93: 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 #51a18dd97f04cRun #51a18e7fe7c93DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)874 871 -3 -0.3%
Incl. Wall Time (microsec) per call 125 124 -0 -0.3%
Excl. Wall Time (microsec)161 157 -4 -2.5%
Incl. CPU (microsecs)0 8,000 8,000 N/A%
Incl. CPU (microsecs) per call 0 1,143 1,143 N/A%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)37,616 37,616 0 0.0%
Incl. MemUse (bytes) per call 5,374 5,374 0 0.0%
Excl. MemUse (bytes)-11,628 -11,628 0 0.0%
Incl. PeakMemUse (bytes)43,108 43,108 0 0.0%
Incl. PeakMemUse (bytes) per call 6,158 6,158 0 0.0%
Excl. PeakMemUse (bytes)584 584 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 -0.5% 8,000 200.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -133.3% 4,000 50.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -3 -100.0% 8,000 100.0% 0 N/A% 0 N/A%
Child functions
unserialize@10 N/A% 2 66.7% 0 0.0% 0 N/A% 0 N/A%
explode0 N/A% -1 -33.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 0 0.0% 4,000 50.0% 0 N/A% 0 N/A%