Re: SCSI device order changed

From: Jan Engelhardt
Date: Sun Jul 16 2006 - 11:52:05 EST


>
>Hard disks are sda thru sdd, the devices start at sde. That is, up until I
>booted 2.6.17 _with_ the external devices attached. The kernel swapped
>the order of the cards: devices start at sda, and the disks come after,
>which means it can't find / on sda.
>
>I found a related post here: http://lkml.org/lkml/2005/12/3/192
>which suggests this situation arose around 2.6.15. It also says ordering
>can't be guaranteed. If that's the final verdict, I'll simply swap the
>cards on the PCI bus and be done with it.
>
And then, hope it does not change again?

It usually depends on link time order (when compiled in) or module load
order (with initrd), both of which, esp. the latter, can be fine-tuned to
the user's needs.

Also note CONFIG_BLK_DEV_OFFBOARD.



Jan Engelhardt
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