Re: sata device position and SW Raid

[Hannuman Bull <hannuman@bullwebsystems.com>]

Try using udev to assign permanent device names to each drive.

http://www.reactivated.net/writing_udev_rules.html

--Hannuman


michael@etalon.net wrote:

> Hi,
>
> I have 4 SATA (sda1, sdb1, sdc1, sdd1) hard drives in a software raid 5.
> I have 1 other SATA drive (sde1) just mounted seperatly.
>
> I noticed that on a reboot, and one of the raid drives dies, the other 
> drives
> just fall into place. For example:
> If sdc fails, or is powered off, then
> sda1 stays as -->sda1
> sdb1 stays as -->sdb1
> sdd1 becomes -->sdc1
> sde1 becomes -->sdd1
>
> So because sdc is out of the picture, sde (my 5th single drive) 
> essentially now becomes sdd. and this would screw up my raid array and 
> also, it doesn't get mounted properly because /etc/fstab is looking 
> for an sde1 device that doesn't exist.
> Is there a way to lock sata drives into sdx position that won't change?
>
> Thanks
> Mike
>
>
>
>
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