Reindl,

I know what you're saying, but hey, 120GB SSD SATA3 for a SWAP scenario cost's 
for me 70,00€, and 16GB of physical RAM about 130,00€.
I believe I'll have better performance with a dedicated SSD for swap of 120GB 
than more extra 16GB (I hope!).

Let's see!!

 
> no because i refuse to find a valid reason for swap on a server
> 
> yes, swap is faster on SSD, but that makes the overall situation not
> better than proper configuration not needing swap
> 
> if your server not is using swap most of the time it does not matter
> how fast swap is at all, if it heavily starts using swap it goes down
> in any case because page-faults, cache-faults and all the overhead of
> swap out memory pages which are often accessed again causing other
> pages to be swapped and sort after dead loaded agin in circles
> 
> if you invest the same money for the SSD disk in RAM and raise the
> innodb_buffer you gain *a lot* of more performance


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