[CentOS] [OT] 8-15 TB storage: any recommendations?

Thu Jan 7 14:30:17 UTC 2010
Boris Epstein <borepstein at gmail.com>

On Thu, Jan 7, 2010 at 9:27 AM, Karanbir Singh <mail-lists at karan.org> wrote:
> On 01/06/2010 09:35 PM, Boris Epstein wrote:
>> Hello everyone,
>> This is not directly related to CentOS but still: we are trying to set
>> up some storage servers to run under Linux - most likely CentOS. The
>> storage volume would be in the range specified: 8-15 TB. Any
>> recommendations as far as hardware?
> I would recommend dont-homebrew. Get a vendor to build you a 3/4U box,
> get a couple of quad core cpu's in, and enough ram to do you in-use
> buffers. Also dont go over 1 TiB in storage per spindle if you want to
> get even relatively reasonable performance ( even when in use as a filer
> box ).
> Not long back, I had the chance to do some performance metrics on a dual
> Areca-16xx hosted 24x1TiB disk setup - and we tested it for various
> loads, running CentOS-5.4/x86_64 and it consistently outperformed the
> sun thumper box's, coming in about 1/4th the price.
> The other thing to keep in mind is to estimate and prove the cpu
> processing capability and network capability you are going to need out
> of this machine and dont skim on that. Dont just get overly focused on
> just the hba and disk metrics.
> - KB
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KB, thanks. When you say "dont go over 1 TiB in storage per spindle"
what are you referring to as spindle?