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

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #557c2635273b3Run #557c2797a7d51DiffDiff%
Number of Function Calls181 181 0 0.0%
Incl. Wall Time (microsec)11,596 11,585 -11 -0.1%
Incl. Wall Time (microsec) per call 64 64 -0 -0.1%
Excl. Wall Time (microsec)1,300 1,286 -14 -1.1%
Incl. MemUse (bytes)4,015,232 4,015,424 192 0.0%
Incl. MemUse (bytes) per call 22,184 22,185 1 0.0%
Excl. MemUse (bytes)-609,416 -609,456 -40 -0.0%
Incl. PeakMemUse (bytes)4,674,360 4,674,840 480 0.0%
Incl. PeakMemUse (bytes) per call 25,825 25,828 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 Function-14 -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
unserialize0 N/A% -135 -1227.3% 232 120.8% 696 145.0%
explode0 N/A% 3 27.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 135 1227.3% 0 0.0% -216 -45.0%