Run Report
Run #539206513e72e: 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::prepareItem67 26.6% 33,258 5.6% 26,531 4.9% 1,279,376 9.5% 1,635,268 12.0%
Exclusive Metrics for Current Function1,317 4.0% 1,201 4.5% -340,460 -26.6% 2,236 0.1%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple67 100.0% 33,258 100.0% 26,531 100.0% 1,279,376 100.0% 1,635,268 100.0%
Child functions
unserialize57 32.4% 18,293 55.0% 17,034 64.2% 1,566,876 122.5% 1,558,012 95.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags67 38.1% 13,482 40.5% 8,076 30.4% 35,468 2.8% 71,548 4.4%
explode51 29.0% 128 0.4% 180 0.7% 13,952 1.1% 428 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass1 0.6% 38 0.1% 40 0.2% 3,540 0.3% 3,044 0.2%