IBM / FreeBSD Install problem

Derek Ragona derek at
Wed Apr 18 13:35:21 UTC 2007

At 07:07 AM 4/18/2007, Murray Taylor wrote:
>Server: IBM X3850 (88633SM)
>CPU X 4: 40K2522
>HDD X 6: 40K1051
>IBM ServeRAID 8i: 39R8729
>We are attempting to install FreeBSD 6.2-RELEASE onto this machine and
>are running into a problem getting the operating system to recognise the
>RAID controller. As a result not finding any disks when it comes to
>installing the O/S.
>We have attempted various modifications to the boot process, including
>the loading of an "aac" module, which according to the BSD website,
>should provide support for this type of controller.
>When we attempt to boot to OS to install after making these above
>modifications, the boot loader advises that this module already appears
>to be loaded, which contradicts what I believe. In any respect, it
>doesn't work either way (with or without the module manually loaded).
>One side note (which i don't think is contributing) is that when I
>attempt to start the boot loader with ACPI enabled, it freezes with the
>message "cpu id 38 too high". However if I boot the boot loader with
>ACPI disabled, this message dissapears. It _may_ be a possibility that a
>bi-product of disabling the ACPI is causing the RAID controller to have
>issues. This appears to be an issue because of the X4 CPU count ??
>That's a quick summary of the problem we have, and the path(s) we have
>been down to date to attempt to fix it. Any help you can provide would
>be very much appreciated. We are at the position now where we are
>prepared to pay for consulting services to get it going.
>Dave Faulkner / Murray Taylor
>Bytecraft Systems

Are you creating an Array before you try the installation?

What does the console show for the recognized hardware, and not recognized 
hardware?  You can boot from CD and run dmesg to get this information.


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