[DRBD-user] Hardware-recomendation needed

Digimer lists at alteeve.ca
Sun Apr 1 00:08:59 CEST 2012

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


On 03/31/2012 02:25 PM, Lukas Gradl wrote:
> Am Freitag, den 30.03.2012, 12:15 -0700 schrieb Digimer:
>> Re: RAID 1; I've used these little adapters quite a bit in production
>> and have not had any heat problems;
>>
>> http://usa.chenbro.com/corporatesite/products_detail.php?sku=72
> 
> Thanks for that link - they look interesting.
> 
>>
>> SSDs are nice, but they are not enterprise class (unless you have
>> serious money). I'd recommend looking at 2x seagate 10k or 15k SAS
>> drives. Plug those into an LSI 9265-8i with BBU and you will likely find
>> the performance is quite nice, without inducing the risks of running
>> into early failure on SSDs.
> 
> 2 LSI 6295 with BBU, 4 10k SAS drives, the mounting bays - that's around
> 2500 EUR.
> 
> For now the system uses two local SATA-Drives with software-raid1 and
> this setup is more than enough performance. Is there really no cheaper
> solution to get DRBD up and running with the same perfomance than a
> local Software-Raid1?
> 
> regards
> Lukas

I'm not sure I understand the question, sorry.

DRBD isn't much slower than the native disk performance, provided your
network is fast enough. So the question is less about DRBD's performance
as it is about the performance you need from the storage. If a standard
SATA drive's performance is fine, then it's all you need.

-- 
Digimer
Papers and Projects: https://alteeve.com



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