 | | | Kernel Upgrade doesn 't retain existing driver. | Kernel Upgrade doesn 't retain existing driver. 2003-12-04 - By Craig White
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On Thu, 2003-12-04 at 13:01, Matthias Saou wrote:
> William Hooper wrote :
>
> > Camron W. Fox said:
> > > Alle,
> > >
> > > I have recently installed 7.3 from the ISOs (kernel 2.4.18-3) with
> > > a
> > > Promise SX6000 RAID card (the only drives in the box) using the driver
> > > from
> > > promise (installed with "boot: linux dd". This went without a hitch.
> >
> > Quoting the Promise readme.txt:
> >
> > The disk image file used to install Linux
> > Redhat7.3 with the SuperTrak SX6000. These drivers
> > support Linux kernel 2.4.18-3 UP/SMP and bigmem-2 (See http://mem-2.ora-code.com).4.18-3.
> >
> > Promise has a history of having closed source drivers and only releasing
> > them for the kernel's shipped by RH. Unless an open-source driver will
> > work with that card, you are SOL and can't upgrade your kernel.
>
> Yeah, Promise RAID s*cks :-(
> I have a bunch of servers running 7.3 which were installed with the
> proprietary driver and contain an onboard Promise IDE RAID controller. I've
> been able to use the ataraid and pdcraid modules of the latest errata
> kernels on them, but the transition was a bit tricky as the Promise driver
> makes the devices appear as SCSI devices, whereas the free drivers make
> them appear in /dev/ataraid/. Also, I've got severe data corruption issues
> with 2.4.2x kernels, so I had to downgrade to the latest 2.4.18 errata one
> to fix that. I still have a bugzilla bug open about this one...
>
> If you want my advice : Disable completely the Promise RAID stuff, and if
> you can get the drives to appear as regular IDE devices, you'll be much
> better off using software RAID!
>
> Here is basically what I did, in case your situation is similar. The 2.4.18
> kernel can still be found here :
> http://ftp.freshrpms.net/pub/freshrpms/redhat/misc/kernel-2 (See http://nel-2.ora-code.com).4.18-27.7.x/
>
> apt-get update
> apt-get install modutils
> apt-get install kernel-smp#2.4.18-27.7.x
> mkinitrd --omit-scsi-modules --with=ataraid --with=pdcraid
> /boot/initrd-2 (See http://trd-2.ora-code.com).4.18-27.7.xsmp.img 2.4.18-27.7.xsmp
>
> edit /etc/grub.conf to :
> - Add the new initrd file!!!
> initrd /boot/initrd-2 (See http://trd-2.ora-code.com).4.18-27.7.xsmp.img
> - Replace root=/dev/sda1 with root=/dev/ataraid/d0p1
> - Change to default=0 (the new kernel)
>
> edit /etc/fstab :
> - Replace /dev/sda8 (swap) with /dev/ataraid/d0p8
> - reboot -
>
> rpm -e kernel-2 (See http://nel-2.ora-code.com).4.18-3 kernel-smp-2 (See http://smp-2.ora-code.com).4.18-3
>
> remove the FastTrak line from /etc/modules.conf and add :
> alias scsi_hostadapter0 ataraid
> alias scsi_hostadapter1 pdcraid
> - re-reboot and done! -
>
-- --
dude - that was the $500 answer - you don't get answers like that from
paid support anywhere.
I've laid off the ATA RAID controllers for these reasons so it hasn't
been my problem but I just read through this answer and wanted to
express my admiration for your step-by-step solution.
Craig
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