Re: SSD selection
От | David Boreham |
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Тема | Re: SSD selection |
Дата | |
Msg-id | 4FB28D76.8080402@boreham.org обсуждение исходный текст |
Ответ на | SSD selection (Віталій Тимчишин <tivv00@gmail.com>) |
Ответы |
Re: SSD selection
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Список | pgsql-performance |
On 5/15/2012 9:21 AM, Віталій Тимчишин wrote: > > > We've reached to the point when we would like to try SSDs. We've got a > central DB currently 414 GB in size and increasing. Working set does > not fit into our 96GB RAM server anymore. > So, the main question is what to take. Here what we've got: > 1) Intel 320. Good, but slower then current generation sandforce drives > 2) Intel 330. Looks like cheap 520 without capacitor > 3) Intel 520. faster then 320 No capacitor. > 4) OCZ Vertex 3 Pro - No available. Even on OCZ site > 5) OCZ Deneva - can't find in my country :) > Is the 710 series too costly for your deployment ? I ask because that would be the obvious choice for a database (much better write endurance than any of the drives above, and less likely to suffer from firmware bugs or unpleasant GC behavior). We've been running them in production for a few months with zero problems and great performance. The price on the 710's tends to vary on whether they're in stock : NewEgg is currently showing $1100 for the 300G drive, but no stock.
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