Intel Matrix RAID (ICH8R) rebuild?

[Krassimir Slavchev]

Bob Bishop wrote:
>
> On 21 May 2007, at 12:52, Krassimir Slavchev wrote:
>
>> Bob Bishop wrote:
>>> Hi,
>>>
>>> On 21 May 2007, at 10:07, Krassimir Slavchev wrote:
>>>
>>>> Hello,
>>>>
>>>> I have problems rebuilding RAID1 array. The bios shows status 
>>>> 'Rebuild' and 'Volumes with "Rebuild" status will be rebuilt within 
>>>> the operating system'.
>>>> When I try to do 'atacontrol rebuild ar0':
>>>> atacontrol: ioctl(IOCATARAIDREBUILD): Device not configured
>>>
>>> From the output below, assuming the system is running OK, the RAID 
>>> doesn't need rebuilding. The BIOS is just confused about the state 
>>> of the array, it will probably still boot from it OK.
>> Yes, it boots OK but the RAID need rebuilding. This status is result 
>> of disconnecting the second disk, booting, create some files and then 
>> reconnect the second disk. [etc]
>
> OK. You need to follow the steps in 
> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/raid.html 
> section 18.4.3. Be careful to detach/reattach the right disk :-)
>
> When the rebuild has finished you may find that the BIOS doesn't 
> realize the array has been rebuilt, but that may not matter (much).
>
After rebuilding the bios shows 'Normal' status. It seems that the 
ata-raid driver can't detect when the array need rebuilding.

Thanks for your help

> -- 
> Bob Bishop          +44 (0)118 940 1243
> rb at gid.co.uk fax +44 (0)118 940 1295
>
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