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Re: Software RAID support

On Tue, May 04, 2004 at 07:35:38PM +0200, Paul Fleischer wrote:
> On Sunday 02 May 2004 03:16, Martin Michlmayr wrote:
> > Paul,
> > Now that beta4 is out, what are your plans of getting mdcfg and
> > partman-md uploaded to get some testing?
> As I am not sure how to go about it, I have no plans. But I am very 
> interrested in getting them uploaded, so that we can get a larger testing 
> base. 
> > What's the status of these programs?
> Actually, they are quite useable. mdcfg currently only supports RAID1, but it 
> can easily be extended.
> There are three major showstoppers for a sucessfull installation with software 
> RAID right now:
> 1) Neither the grub nor the lilo installer can handle md-devices it at all. 
> They fail miserably when both /boot and / partitions are md-devices. 

We could change this so that if grub detects /dev/md as /(boot), if
scans for the corresponding devices of the md

> 2) The initrd image generated by mkinitrd only activates the first md-device 
> for some weird reason.

I Added a small delay, 2-5 sec, and then it seems to work. (well
actually, my home server bzz.no, does not need this, but this is
because it's a P200MMX) 

> 3) There is no official mdadm-udeb package as of now. A patch has been sent to 
> bug #243609 ("a udeb would be nice"), but has not yet been applied.

This I don't have a fix for. 

Finn-Arne Johansen 

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