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From Ryan King <r...@twitter.com>
Subject Re: Effective allocation of multiple disks
Date Fri, 12 Mar 2010 20:25:44 GMT
We're going to us software raid.

-ryan

On Fri, Mar 12, 2010 at 9:24 AM, Eric Rosenberry <eprosenx@gmail.com> wrote:
> Ryan-
> Are you going to use software or hardware based RAID 0?
>
> Does anyone on the list have any data to compare the performance of hardware
> RAID 0 vs. software LVM RAID 0?
> I would think software RAID 0 would be fine since there is no actual
> computation being done...
> Thanks!
>
> -Eric
>
> On Thu, Mar 11, 2010 at 1:16 PM, Ryan King <ryan@twitter.com> wrote:
>>
>> Even without major compaction, you can get significant imbalances in
>> how much data is on each disk which will bottleneck your IO
>> throughput. We're running JBOD right now, but going to switch to RAID
>> 0 soon.
>>
>> -ryan
>
>

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