Mailinglist Archive: opensuse (1523 mails)

["Carlos E. R." <robin.listas@xxxxxxxxxxxxxx>]

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On Monday, 2010-03-15 at 21:35 +0100, David Haller wrote:

> Hello,
>
> On Sun, 14 Mar 2010, Carlos E. R. wrote:
> > Device names are not stable. In my machine one day sda is /dev/sda,
> > another it is /dev/sdd. It depends on the external disks being powered up
> > or not. If I used such names in fstab my machine would not boot.
>
> Do you have 'usb-storage' in your initrd? If so: you need that only to
> boot from usb-attached stuff, i.e. as long as you don't have
> root=<some_usb_device> in your menu.lst for that kernel/initrd,
> through out usb-storage from that initrd. No usb-storage, no /dev/sd*.
> So, as you need the driver (ahci, sata_*) in your initrd to boot, the
> devices on the controller with that driver should reliably get
> /dev/sda to /dev/sd[whatever].

Huh?

No, I'm talking about external sata drives, ie, on e-sata cables. If they 
are not powered, sata1 gets the name /dev/sda. If they are powered, eSATA-1 
is named /dev/sda instead, but machine still boots from sata-1 as it 
should.

I don't have on that computer disks on usb. Currently.

- -- 
Cheers,
       Carlos E. R.

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