Diff Report
Run #557c2797a7d51: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #557c2635273b3: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #557c2797a7d51Run #557c2635273b3DiffDiff%
Number of Function Calls181 181 0 0.0%
Incl. Wall Time (microsec)11,585 11,596 11 0.1%
Incl. Wall Time (microsec) per call 64 64 0 0.1%
Excl. Wall Time (microsec)1,286 1,300 14 1.1%
Incl. MemUse (bytes)4,015,424 4,015,232 -192 -0.0%
Incl. MemUse (bytes) per call 22,185 22,184 -1 -0.0%
Excl. MemUse (bytes)-609,456 -609,416 40 0.0%
Incl. PeakMemUse (bytes)4,674,840 4,674,360 -480 -0.0%
Incl. PeakMemUse (bytes) per call 25,828 25,825 -3 -0.0%
Excl. PeakMemUse (bytes)536 536 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% 11 1.0% -192 -0.2% -480 -0.4%
Exclusive Metrics Diff for Current Function14 127.3% 40 20.8% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 11 100.0% -192 -100.0% -480 -100.0%
Child functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -135 -1227.3% 0 0.0% 216 45.0%
unserialize0 N/A% 135 1227.3% -232 -120.8% -696 -145.0%
explode0 N/A% -3 -27.3% 0 0.0% 0 0.0%