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From AJ ...@dude.podzone.net>
Subject Re: Anyone using Facebook's flashcache?
Date Mon, 18 Jul 2011 01:09:15 GMT
On 7/17/2011 12:29 PM, H├ęctor Izquierdo Seliva wrote:
> I've been using flashcache for a while in production. It improves read
> performance and latency was halved by a good chunk, though I don't
> remember the exact numbers.
>
> Problems: compactions will trash your cache, and so will memtable
> flushes. Right now there's no way to avoid that.
>
> If you want, I could dig the numbers for a before/after comparison.
>

Hector, some before/after numbers would be great if you can find them.  
Thanks!

What happens when your cache gets trashed?  Do compactions and flushes 
go slower?

aj

>


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