Diff Report
Run #52ed72fd446c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52ed72044139b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #52ed72fd446c1Run #52ed72044139bDiffDiff%
Number of Function Calls77 77 0 0.0%
Incl. Wall Time (microsec)16,464 16,282 -182 -1.1%
Incl. Wall Time (microsec) per call 214 211 -2 -1.1%
Excl. Wall Time (microsec)1,975 1,849 -126 -6.4%
Incl. CPU (microsecs)16,046 15,862 -184 -1.1%
Incl. CPU (microsecs) per call 208 206 -2 -1.1%
Excl. CPU (microsec)1,858 1,736 -122 -6.6%
Incl. MemUse (bytes)1,866,696 1,866,696 0 0.0%
Incl. MemUse (bytes) per call 24,243 24,243 0 0.0%
Excl. MemUse (bytes)-279,552 -279,552 0 0.0%
Incl. PeakMemUse (bytes)1,614,320 1,614,320 0 0.0%
Incl. PeakMemUse (bytes) per call 20,965 20,965 0 0.0%
Excl. PeakMemUse (bytes)4,056 4,056 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% -182 -18.6% -184 -9.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-126 -69.2% -122 -66.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -182 -100.0% -184 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -526 -289.0% -521 -283.2% 0 N/A% 0 N/A%
unserialize0 N/A% 501 275.3% 498 270.7% 0 N/A% 0 N/A%
explode0 N/A% -31 -17.0% -39 -21.2% 0 N/A% 0 N/A%
spl_autoload_call0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%