[conspire] Re: conspire Digest, Vol 18, Issue 7

Daniel Gimpelevich daniel at gimpelevich.san-francisco.ca.us
Sun Nov 7 04:59:09 PST 2004

Well, as long as you don't have both hard disks on the same IDE channel,
you should be fine. As I understand it, you don't have a hardware RAID
controller of any kind, and would like to use the md driver for your
mirroring, correct?

On Sat, 06 Nov 2004 17:50:05 -0800, Ross Bernheim wrote:

> On Saturday, November 6, 2004, at 12:11 PM, 
> conspire-request at linuxmafia.com wrote:
>> So it saw them as 160GB?
> Yes.
>>> FIrst problem was that the BIOS had trouble booting from the CD ROM
>>> drive as the slave on IDE channel 2. Swapping the CD ROM drive to
>>> master and the 160GB drive on IDE channel 2 took care of that problem.
>> If you want to RAID two hard disks, you will want the hard disks on
>> separate IDE channels, preferably both set to Master. CD ROM will 
>> nearly
>> always boot as slave if it's on the Primary IDE channel.
> I got around that problem after consultation with Rick and made the CD 
> drive the master on the second IDE channel and the 160GB drive as 
> slave. Rick
> said that there would be no decrease in performance since I would not 
> be using
> the CD ROM after the first basic install of Debian.
>>> Now it is how to partition and get RAID 1 going.
>>> Ross
>> You want a Linux-managed software-based RAID, right? If memory serves,
>> RAID 1 means striping. I'm not sure that it is possible to boot from a
>> striped partition.
> RAID 0 is striping, RAID 1 is mirroring.
> Ross

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