Diff Report
Run #55323afe82890: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #55323a80ebb82: XHProf Run (Namespace=drupal-perf-lauriii)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #55323afe82890Run #55323a80ebb82DiffDiff%
Number of Function Calls114 114 0 0.0%
Incl. Wall Time (microsec)8,232 8,154 -78 -0.9%
Incl. Wall Time (microsec) per call 72 72 -1 -0.9%
Excl. Wall Time (microsec)584 586 2 0.3%
Incl. MemUse (bytes)3,590,896 3,585,064 -5,832 -0.2%
Incl. MemUse (bytes) per call 31,499 31,448 -51 -0.2%
Excl. MemUse (bytes)-638,240 -636,832 1,408 0.2%
Incl. PeakMemUse (bytes)3,733,640 3,727,504 -6,136 -0.2%
Incl. PeakMemUse (bytes) per call 32,751 32,697 -54 -0.2%
Excl. PeakMemUse (bytes)480 480 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% -78 -11.3% -5,832 -33.6% -6,136 -34.5%
Exclusive Metrics Diff for Current Function2 2.6% 1,408 24.1% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -78 -100.0% -5,832 -100.0% -6,136 -100.0%
Child functions
unserialize0 N/A% -156 -200.0% -7,264 -124.6% -6,400 -104.3%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 74 94.9% 24 0.4% 264 4.3%
explode0 N/A% 2 2.6% 0 0.0% 0 0.0%