[ceph-users] Re: SATA SSD recommendations.

[Anthony D'Atri]

> This depends on how the write cache is implemented and where the cache is.

Exactly!

> With many caching controllers as the controller is the end device that you 
> connect to at an OS level then you can get substantial performance increases 
> by having the cache enabled.

A couple of years ago I posted a litany of my experiences with RoC HBAs, 
hinting at the substantial costs involved. 


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