RE: AW: Raid 1 vs 5 ?

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On Wed, June 9, 2004 16:59, Guy said:
> You said:
> "Now consider RAID5. Here, with a hardware controller all of the data is
> written to the RAID card which in turn calculates parity and stripes the
> data over the disks. With software RAID, the software calculates parity and
> writes the data across all the mirrored drives. The only additional bus
> traffic for software RAID is the parity data."
>
> I believe this is wrong:

[snip]

Like I also said:

>>
>> I'm not expert but...
>>

Hmm. I can't spell either! :o)

> About your swap plans...
> If you were going to use 4 disks, create 2 RAID1 arrays, give both to swap.
> Swap will strip to both arrays.  I believe this would give better
> performance over creating a single RAID1/0 array.
>

I came to the same conclusion myself 30 secs after hitting "send".

Thanks for the suggestion.

R.
-- 
http://robinbowes.com

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