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

Les Mikesell lesmikesell at gmail.com
Wed Jan 13 00:14:43 UTC 2010


On 1/12/2010 6:05 PM, Peter Kjellstrom wrote:
>
> ...
>>>>> ...that said, it's not much worse than the competetion, storage simply
>>>>> sucks ;-(
>>>>
>>>> So you are saying people dole out huge amounts of money for rubbish?
>>>> That the software raid people were and have always been right?
>>>
>>> Nope, storage sucks, that includes the software ;-)
>>
>> If you can split the storage up into 2TB or smaller volumes that you can
>> mount into sensible locations to spread the load and avoid contention
>> you can always use software RAID1.
>
> Funny you should mention software RAID1... I've seen two instances of that
> getting silently out-of-sync and royally screwing things up beyond all
> repair.

Silently as in it didn't yell at you or silently as in 'cat 
/proc/mdstat' showed them in sync but they weren't?  I've only ever seen 
one of the latter and it was in a machine with bad RAM - don't think any 
disk controller could have helped with that.

-- 
   Les Mikesell
    lesmikesell at gmail.com


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