Re: [linux-lvm] [RFC] dmraid design 1.0.3

[Heinz Mauelshagen <mauelshagen redhat com>]

On Fri, May 28, 2004 at 10:00:22AM -0700, Kevin P. Fleming wrote:
> Heinz Mauelshagen wrote:
> 
> >o do we need to support partitions on RAID sets ?
> 
> IMHO the answer is no, because dmpartx (or whatever it's called) can do 
> this today. It can use dm tables to slice up any existing block device, 
> whether it's a raw disk or a dm-constructed RAID set.

Good, let's see if we get along w/o it.

> 
> >Open questions:
> >---------------
> >
> >o do we need to prioritize on device-mapper targets for higher RAID levels
> >  (in particular we'ld need RAID5 to support some ATARAID formats) ?
> 
> Personally I would be thrilled to see this work move ahead; in fact, I'd 
> be happy to see this dmraid tool support the Linux MD metadata so I can 
> use dm targets for my MD RAID-1 systems (thereby reducing the amount of 
> code I build into my kernel).

Me too ;)
In fact there's an MD metadata format handler template in my
dmraid code base already.

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-- 

Regards,
Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen RedHat com                            +49 2626 141200
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