Re: 1 TB of memory

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От Merlin Moncure
Тема Re: 1 TB of memory
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Msg-id b42b73150603201144t603e3a7ar25f937fbcbc85762@mail.gmail.com
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Ответ на Re: 1 TB of memory  (Vivek Khera <vivek@khera.org>)
Ответы Re: 1 TB of memory
Список pgsql-performance
> > I like their approach...ddr ram + raid sanity backup + super reliable
> > power system.  Their prices are on jupiter (and i dont mean jupiter,
> > fl) but hopefully there will be some competition and the invetible
>
> Nothing unique to them.  I have a 4 year old SSD from a now out-of-
> business company, Imperial Technology.  Initially we bought it for
> about $20k with 1GB of RAM.  Subsequently upgraded to 5GB for another
> $20k.  The speed is wicked fast even with just ultra2 SCSI (4
> channels).  The unit has the same battery backup to disk stuff
> (although it only does the backup at power fail).

you may or may not be intersted to know they are back in business :).

> For my use it was worth the price.  However, given the speed increase
> of other components since then, I don't think I'd buy one today.
> Parallelism (if you can do it like Luke suggested) is the way to go.

Thats an interesting statement.  My personal opionion is that SSD will
ultimately take over the database storage market as well as most
consumer level devices for primary storage. except perhaps for very
large databases (>1tb).  Hard disk drives will displace tapes for
backup storage.

merlin

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