[rhelv6-list] Renaming scsi disks with udev rules on RHEL6
carlopmart
carlopmart at gmail.com
Mon Feb 7 13:43:44 UTC 2011
On 02/07/2011 01:44 PM, Jean-Yves LENHOF wrote:
> Le Lun 7 février 2011 13:26, carlopmart a écrit :
>> On 02/07/2011 01:02 PM, Jean-Yves LENHOF wrote:
>>> Le Lun 7 février 2011 10:42, carlopmart a écrit :
>>>> Hi all,
>>>
>>> <snip>
>>>
>>>> My question is: how can I assign static device names with udev rules
>>>> using by-path
>>>> or ID_PATH strings??
>>>>
>>>> I need to create lvm volumes with these disks.
>>>
>>> If you'll be using using LVM, why do you want a specific name for your
>>> disk ? What is the point ?
>>>
>>> regards,
>>>
>>
>> I have configured 4 disks:
>>
>> - sdb: adapter 1, lun 0
>> - sdc: adapter 1, lun 1
>> - sdd: adapter 2, lun 0
>> - sde: adapter 3, lun 0
>>
>> If I need to add another virtual harddisk on adapter 1 with lun 2, all
>> disks names
>> after sdc will change. I need to avoid that.
>
> And ?
>
> There must be a specific command to see the mapping between the LUN and
> discs if you want this information at a specific moment.
>
> But for me, but disk name can be changed and lvm will find all your
> logical volume without a hitch during the vgchange command at boot time...
> All the needed information are stored in the private part of the lvm
> partition of the disk.
>
> Regards,
>
>
Ouch .. You are right Jean-Yves. Many thanks fr your help.
--
CL Martinez
carlopmart {at} gmail {d0t} com
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