Diff Report
Run #51a0f1cae1ba2: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a0f2649c790: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #51a0f1cae1ba2Run #51a0f2649c790DiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)31,103 31,020 -83 -0.3%
Incl. Wall Time (microsec) per call 346 345 -1 -0.3%
Excl. Wall Time (microsec)2,245 2,223 -22 -1.0%
Incl. CPU (microsecs)20,001 20,001 0 0.0%
Incl. CPU (microsecs) per call 222 222 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)749,268 749,268 0 0.0%
Incl. MemUse (bytes) per call 8,325 8,325 0 0.0%
Excl. MemUse (bytes)-177,260 -177,260 0 0.0%
Incl. PeakMemUse (bytes)1,137,832 1,137,832 0 0.0%
Incl. PeakMemUse (bytes) per call 12,643 12,643 0 0.0%
Excl. PeakMemUse (bytes)2,616 2,616 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem [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::prepareItem0 N/A% -83 -8.7% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-22 -26.5% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -83 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -62 -74.7% 0 N/A% 0 N/A% 0 N/A%
explode0 N/A% 2 2.4% 0 N/A% 0 N/A% 0 N/A%
unserialize0 N/A% -1 -1.2% 0 N/A% 0 N/A% 0 N/A%