[Ilugc] Re: Partition information lost on reboot.
logulinux at gmx.net
Tue Aug 14 18:18:00 IST 2007
> come on luggies, we need to give better advice to this user. i suppose
> this is
> better than the previous advice which was to run fsck! please try to
> the problem before giving out solutions. adaptec hostraid is pseudo raid
> and it
> is not possible to do hardware raid with this (meaning, adaptec's drivers
> give you equivalent of software raid functionality and that is all you can
> when that is enabled, all drives will be pseudo drives only existing in
> firmware of the raid controller. but then, since the card only provides
> raid equivalent, the advice to switch to software raid (md device)
> provided by
> the kernel is actually valid advice! it would appear that there is some
> with the partition table being read by the system. it may be possible to
> that by setting the card to straight scsi mode (disabling all hostraid
> functionality), deleting all partitions from the partition table,
> rebooting and
> then creating fresh partition table entries.
Thank you for the detailed explanation.
They system is already up with a single disk on production. I will follow
your procedure when we get them for some kind of maintenance.
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