Re: Error Writing Partition Changes to DASD

[Adam Thornton <adam@fsf.net>]

On May 22, 2007, at 11:21 AM, Rod Clayton wrote:

> I am trying to do a network install of Etch in a 31 bit VM guest. It
> goes well till I get to writing the automatically generated partition
> layouts to disk and I get the error:
>
> Error informing the kernel about modifications to partition
> /dev/dasda5 -- Invalid argument.  This means Linux won't know about
> any changes you made to /dev/dasda5 until you reboot -- so you
> shouldn't mount it or use it in any way before rebooting.
>
> When I re-boot, It says it can't determine how the disk is formatted
> and asks me to do it again.
>
> Any ideas?

AFAIK, the CKD driver only supports 4 devices per partition.  In the  
S/390 world, you generally use 1 per partition and define additional  
devices, particularly under VM.

I would try defining more smaller minidisks and then putting one  
partition on each of them.

Adam