Promise 378 and ATA Raid
Heinz Mauelshagen
mauelshagen at redhat.com
Wed Jul 13 10:20:57 UTC 2005
On Fri, Jul 08, 2005 at 12:42:57AM +0200, Nicolas DELY wrote:
> Heinz Mauelshagen a écrit :
> > As Molle mentioned: please try 1.0.0.rc8 which should help your case.
>
> ok
>
> # dmraid --version
> dmraid version: 1.0.0.rc8 (2005.05.19)
> dmraid library version: 1.0.0.rc8 (2005.05.19)
> device-mapper version: 4.4.0
>
> # dmsetup version
> Library version: 1.01.01 (2005-03-29)
> Driver version: 4.4.0
>
> >>>>When I've run:
> >>>>$ dmraid -ay
> >>>>
> >>>>I get a new device:
> >>>>/dev/mapper/pdc_gjbjdagge
>
> I still need to run manually dmraid -ay to enable /dev/mapper/pdc_gjbjdagge
>
> *cfdisk /dev/mapper/pdc_gjbjdagge shows me almost disk (only 15MB seem
> to be lost on /dev/sda or sdb). I've succeeded in adding partitions:
>
> Name Flags Part Type FS Type [Label] Size (MB)
> ----------------------------------------------------------------
> pdc_gjbjdagge1 Boot Primary Linux ext3 131.61
> pdc_gjbjdagge2 Primary Linux LVM 159866.55
>
> partitions are OK
>
> I would like to use lvm2 on /dev/mapper/pdc_gjbjdagge2, so I've tried
> # pvcreate /dev/mapper/pdc_gjbjdagge2
> File descriptor 3 left open
> File descriptor 4 left open
> File descriptor 5 left open
> Device /dev/mapper/pdc_gjbjdagge2 not found.
You need to change the 'devices' section in /etc/lvm/lvm.conf to contain:
scan = [ "/dev", "/dev/mapper" ]
types = [ "device-mapper", 253 ]
Check if the 'filter' line includes 'pdc_' (eg, 'filter = [ "a/pdc_/" ]')
Regards,
Heinz
>
> I don't know what's wrong? I remember that disk utility on fedora core
> 3/4 works well to manage lvm, what do you advise me to set 2 logical
> part in logical volume taking place in /dev/mapper/pdc_gjbjdagge2 ?
>
> Nicolas
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Heinz Mauelshagen Red Hat GmbH
Consulting Development Engineer Am Sonnenhang 11
Cluster and Storage Development 56242 Marienrachdorf
Germany
Mauelshagen at RedHat.com +49 2626 141200
FAX 924446
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