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Forum Discussion

Drew_123833's avatar
Drew_123833
Icon for Nimbostratus rankNimbostratus
Oct 10, 2014

Cache eviction rate

Hello there   A quick question about eviction rate in the Ram cache of LTM. We actually cache only our images through a new profile.   Now, caching seems to work good on the website. But I foun...
application delivery
deployment
LTM
Arnaud_Lemaire's avatar
Arnaud_Lemaire
Icon for Employee rankEmployee
Oct 10, 2014

Hello Drew, i'm nut 100% sure about that, but for me eviction rate is for objects removed from cache because we reached the maximum space or object number in the cache profile. This number can grow if you play with compression and then cache multiple version oh the same object because of different compression algorithm. So having eviction does not seems unusual, conclusion maybe that you need more cache space perhaps.

 

I would have a look more to the cache hit ratio to give conclusion on cache efficiency.