Re: RAID 1 or 5 ?

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Article #448

#448

From: Steven Perez
Date: Fri, 17 Sep 1999 00:00

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Kenneth:

Go with RAID 1/0  Stripe, and mirror. This will give the very best
performance, and availability, although it will give the least amount of
storage.

What type of system are you running, and what is your priority. Cost,
performance, availability ?

Cheers
Steven Perez - steve@uninet.demon.co.uk


Isabelle Schmidt wrote in message <37E1425E.9F4D1F3B@t-online.de>...
>RAID-5 tolerates only one HD failture and no HD error!
>
>The RAID-level you are looking for is RAID-6, that means, you have two
>spares. A RAIS-6 Array can correct an HD error and can tolerant up to
>two defect HDs. These controllers are very expensive.
>
>You can own a controller like this for example from MYLEX. If you want
>to buy a New Computer I suggest looking for a HP NetServer: the build-in
>Controllers support RAID-6, too.
>
>"Kenneth Soh @ BTM Singapore" schrieb:
>>
>> Hi,
>>
>> If I am interested in having storage fault tolerant up to
>> 2 x HD failure, which option will be good ?
>>
>> Option #1 RAID 1 with 4 HDs, i.e. 2 pairs
>> Option #2 RAID 5 with 4 HDs, i.e. 3 in group, 1 standby
>>
>> Please cc your reply to kensoh@pacific.net.sg
>>
>> Thanks and regards,
>> Kenneth

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From: "Steven Perez" <steve@uninet.demon.co.uk>
Subject: Re: RAID 1 or 5 ?
Date: 1999/09/17
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