Re: Problems with RAID in 2.2.16?

From: Hubert Mantel (mantel@suse.de)
Date: Thu Jun 15 2000 - 06:07:21 EST


Hi,

On Wed, Jun 14, geoffeg@sloth.org wrote:

> I'm trying to upgrade the kenel on my redhat based box. It originally had
> the redhat-rpm-installed 2.2.12 kernel on it and I've been trying to
> upgrade to 2.2.16 manually (non-redhat/rpm). The box is all SCSI with
> three drives software raided via raid0 in the kernel. When I went to do
> make menuconfig on 2.2.16 I found some of the MD menu options have changed
> and are no longer available in 2.2.16 such as (in the Block Devices menu):
>
> [*] Autodetect RAID partitions
> < > Translucent mode
> < > Hierarchical Storage Management support
>
> When I try to compile and intall the 2.2.16 kernel without these options
> available the system won't boot, it reports an error starting the raid
> devices and drops to single user mode. Is there a kernel patch I have to
> use or install that I can't seem to find anymore or some option I'm
> missing in the kernel config?

This is because full forward and backward compatibility is required only
for certain parts of the kernel.

You need to apply the raid-0.90 patch to the original kernel.

> Am I going to have problems when I upgrade to 2.4 with MD setup's like
> this?

No, but you might experience the same problem when 2.4 crashes on you and
you want to go back to say 2.2.17 (when it's available then).

> Thanks,
> Geoff
                                                                  -o)
    Hubert Mantel Goodbye, dots... /\\
                                                                 _\_v

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