dmraid raid status sysfs
Heinz Mauelshagen
heinzm at redhat.com
Wed Apr 27 11:06:43 UTC 2011
On Tue, 2011-04-26 at 18:18 +0200, Martin Diaz, Luis wrote:
> Dear Mr. Heinz Mauelshagen
> :
> I'm using a IBM xseries server with the LSI Logic MegaRAID card, with a RAID-1 (two disks) and I have booted it with the cdlive sytemrescuecd ver. 2.0.0
>
> I have the problem with the dmraid since I can´t do the dmraid -ay command. When I use it I get these messages:
>
> RAID set "lsi_cefcidgfeea" already active
> RAID set "lsi_cefcidgfeea" was not activated
> ERROR: opening "/dev/mapper/lsi_cefcidgfeea"
>
> At this point if I try to list the directory /dev/mapper, the result is like this one:
>
> ls -l /dev/mapper
> rwxr-xr-x 2 root root 60 Apr 26 15:06 .
> rwxr-xr-x 15 root root 60 Apr 26 16:05 ..
> rw------- 1 root root 60 Apr 26 15:04 control
No experience with that type of rescuecd but this looks like
libdevmapper can't create device nodes in /dev/mapper.
>
> And there is any files more.
>
> If I typed:
>
> dmsetup -mkdnodes, the result is:
"dmsetup mknodes" you mean.
Heinz
>
> Please specify both major number and minor number.
> Couldn't process commend line.
>
> Finally the /var/log/messages (at tail) we can read a lot of lines like this one:
> kernel: [ 3721.490147 ] devcie-mapper: ioctl: device doesn't appear to be in the dev hash table.
>
> I don't know what another thing I can do.
>
> Best regards
>
> Luis Martín Díaz
> Automatización de Estaciones.
> Sistemas de Información Cepsa EE.SS.
> Avda. Partenón 12-14 planta 3ª sector C
> 28042 Madrid
> Tlf.: 91 337 75 53
> E-mail: luis.martin at cepsa.com
> Fax: 91 337 72 02
>
>
>
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