Run Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Cache\DatabaseBackend::prepareItem [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Cache\DatabaseBackend::prepareItem52 25.5% 26,644 5.6% 21,744 5.0% 1,406,688 11.0% 1,849,024 14.3%
Exclusive Metrics for Current Function1,022 3.8% 898 4.1% -382,760 -27.2% 2,284 0.1%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple52 100.0% 26,644 100.0% 21,744 100.0% 1,406,688 100.0% 1,849,024 100.0%
Child functions
unserialize49 34.3% 15,111 56.7% 14,434 66.4% 1,745,060 124.1% 1,781,052 96.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags52 36.4% 10,355 38.9% 6,195 28.5% 29,936 2.1% 62,092 3.4%
explode41 28.7% 119 0.4% 177 0.8% 10,912 0.8% 552 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass1 0.7% 37 0.1% 40 0.2% 3,540 0.3% 3,044 0.2%