Re: Agregar RAID a un sistema
El 20/04/2011 13:59, Camaleón escribió:
> El Tue, 19 Apr 2011 00:27:15 -0300, Juan Wifi escribió:
>
>> el --verbose da esto:
>>
>> root@krypton:~# mdadm --verbose --create /dev/md0 --level=raid1
>> --raid-devices=2 /dev/sda /dev/sdb
>> mdadm: super1.x cannot open /dev/sda: Device or resource busy
>> mdadm: failed container membership check
>> mdadm: device /dev/sda not suitable for any style of array
>> root@krypton:~#
>>
>> y no hay caso...
> Prueba a crear el raid desde un sistema LiveCD a ver qué te dice, así
> descartas un problema con el "md" de Debian que ya sería raro, pero quién
> sabe... :-?
>
> Otra cosa... en la wikipedia apuntan algo sobre este mensaje de error:
>
> ***
> http://en.wikipedia.org/wiki/Mdadm#Known_problems
>
> Known problems
> A common error when creating RAID devices is that the dmraid-driver has
> taken control of all the devices that are to be used in the new RAID
> device. Error-messages like this will occur:
>
> mdadm: Cannot open /dev/sdb1: Device or resource busy
>
> Typically, the solution to this problem involves adding the "nodmraid"
> kernel parameter to the boot loader config. Another way this error can
> present itself is if the device mapper has its way with the drives. Issue
> 'dmsetup table' see if the drive in question is listed. 'dmsetup remove
> <drive id>' will remove the drive from device mapper and the "Device or
> resource busy" error will go away as well.
> ***
>
> Mira a ver si algunas de estas dos sugerencias aplican en tu caso.
>
> Saludos,
>
Gracias Camaleon, esta noche lo miro y reporto.
Muchas gracias por ocuparte de mi problema!
Saludos
Juan
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