Diff Report
Run #55f2501d384a2: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f250764a275: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #55f2501d384a2Run #55f250764a275DiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)21,777 20,190 -1,587 -7.3%
Incl. Wall Time (microsec) per call 174 162 -13 -7.3%
Excl. Wall Time (microsec)1,183 1,120 -63 -5.3%
Incl. MemUse (bytes)4,257,280 4,257,280 0 0.0%
Incl. MemUse (bytes) per call 34,058 34,058 0 0.0%
Excl. MemUse (bytes)-1,092,696 -1,092,696 0 0.0%
Incl. PeakMemUse (bytes)6,066,040 6,066,040 0 0.0%
Incl. PeakMemUse (bytes) per call 48,528 48,528 0 0.0%
Excl. PeakMemUse (bytes)936 936 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -1,587 -18.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-63 -4.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,587 -100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% -1,004 -63.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -519 -32.7% 0 N/A% 0 N/A%
explode0 N/A% -6 -0.4% 0 N/A% 0 N/A%
spl_autoload_call0 N/A% 5 0.3% 0 N/A% 0 N/A%