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From:Carsten Pedersen Date:July 30 2013 6:18am
Subject:Re: hypothetical question about data storage
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On 30-07-2013 01:16, Rick James wrote:
> Elevator...  If the RAID _controller_ does the Elevator stuff, any OS
> optimizations are wasted. And there have been benchmarks backing that
> up.  (Sorry, don't have any links handy.)
>
> RAID 5/10 ...  The testing I have done shows very little difference.

...right up to the day one of the disks fail, and you thought you could 
just plug in a new spindle and let the system take care of the rest...

http://www.miracleas.com/BAARF/
http://www.miracleas.com/BAARF/RAID5_versus_RAID10.txt

/ Carsten
Thread
hypothetical question about data storageChris Knipe25 Jul
  • Re: hypothetical question about data storageVahric Muhtaryan25 Jul
  • Re: hypothetical question about data storageJohan De Meersman26 Jul
    • Re: hypothetical question about data storageChris Knipe26 Jul
      • RE: hypothetical question about data storageRick James26 Jul
        • RE: hypothetical question about data storageJohan De Meersman26 Jul
          • Re: hypothetical question about data storageChris Knipe26 Jul
            • Re: hypothetical question about data storagehsv27 Jul
            • Re: hypothetical question about data storagewilliam drescher27 Jul
              • RE: hypothetical question about data storageRick James29 Jul
                • RE: hypothetical question about data storageJohan De Meersman29 Jul
                  • RE: hypothetical question about data storageRick James29 Jul
                    • Re: hypothetical question about data storageCarsten Pedersen30 Jul
                    • Re: hypothetical question about data storageManuel Arostegui30 Jul
                    • RE: hypothetical question about data storageJohan De Meersman30 Jul