Cannot install on 3ware raid

Robert Frank robert.frank at unibas.ch
Mon Jul 23 06:34:42 UTC 2007


On 20/07/2007, at 18:42 , Ed Greshko wrote:

> Robert Frank wrote:
>> Hi,
>>
>> I have a 2 x intel quad core system with 32Mbytes of ram, 2 x 80GB  
>> disks
>> and one 250GB disk.
>> The two 80Gb disks were originally connected to a two port 3ware raid
>> controller (don't know the number) and are now on the same SATA
>> controller as the 250Gb disk.
>>
>> From the beginning:
>> After inserting the DVD with F7 x86_64, the 3ware raid controller was
>> recognized and the 3w3xxxx driver was installed. The controller  
>> had been
>> set up to use the two 80Gb disks as system disks mirrored (by  
>> hardware),
>> so F7 saw this array as a single disk (sda).
>> I could partition the disk (single /, single swap) and managed to get
>> the setup to install grub on this disk
>> Then I started the installation. The raid was formatted and then the
>> installation went through in a blaze, so it seemed - in reality every
>> package got a db4 error!
>>
>> I deleted the 2ware raid and defined two single disks, using one  
>> for a
>> test installation. I could then actually start the installation,  
>> but at
>> the package named 'rpm' it stopped and hung, not doing anything. I  
>> could
>> not see any kind of error on any of the consoles!
>>
>> Now I am running the two 80Gb disks on the SATA controller and am  
>> using
>> a sotware mirror for the root partition - installation fine,  
>> system is
>> up and running!
>>
>> I previously had FC5 x86_64 installed using the 3ware raid  
>> controller,
>> which worked, though it was not possible to use rpm (rebuilt the dbs
>> many times, cleanedup, did what was available on the net) - no  
>> use, rpm
>> always generated db errors.
>>
>> Now without the 3ware controller - so far no problems, evan after  
>> a yum
>> update.
>
> What is your question?
>
  Good question -:)!
Has anyone had similar problems or has an idea as to where to start  
investigations?
The vendor has mentioned a BIOS setting IOMMU, which can be changed.
I always thought the 3ware controllers were no problems under linux!





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