>You have to initialize the raid-set:
>
>mkraid --really-force /dev/md0
>
>(why someone thought we were "really" stupid and made the option 
>"really-force"
>is beyond me.)
>
>The disks must be partition such that (in your case) sda1 and sdb1 are the
>entire disks.
>
>For future use (and depending on if you've got autoraid compile - 
>something I'd
>advise against if you value your data), just use raidstart /dev/md0.

Why does this make data vulnerable?

>
>yukon
>
>BTW: I'm assuming raidtools-0.90 et al.
>
>On 13-Jan-2000 Edward Schernau wrote:
>>  I've got two 400ish MB SCSI disks of the same size, and am trying to
>>  make a RAID-0 set.
>>
>>  Here is my /etc/raidtab:
>>
>>  raiddev /dev/md0
>>      raid-level                0
>>      nr-raid-disks             2
>>      nr-spare-disks            0
>>      chunk-size                4
>>
>>      device                    /dev/sda1
>>      raid-disk                 0
>>      device                    /dev/sdb1
>>      raid-disk                 1
>>
>>  I have all 4 RAID levels compiled in.
>>  Each disk has 1 partition, type 83 (linux).  Each is empty.
>>  When I run "mkraid /dev/md0" I get the following:
>>
>>        handling MD device /dev/md0
>>        analyzing super-block
>>        disk 0: /dev/sda1, 420848kB, raid superblock at 420736kB
>>        disk 1: /dev/sdb1, 420848kB, raid superblock at 420736kB
>>        mkraid: aborted
>>
>>  What's this trying to tell me?  Thanks in advance.
>>  --
>>  Edward Schernau                               http://www.schernau.com
>>  Network Architect                     mailto:[EMAIL PROTECTED]
>>  Rational Computing                    Providence, RI, USA, Earth
>
>----------------------------------
>E-Mail: yukon <[EMAIL PROTECTED]>
>Date: 12-Jan-2000
>Time: 22:38:42
>----------------------------------
>
>
>--
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>as the Subject.


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