[linux-lvm] "umount" LVM stuff

[David Corbin]

Heinz J . Mauelshagen wrote:

piano:/home/dcorbin# vgscan
vgscan -- reading all physical volumes (this may take a while...)
vgscan -- found active volume group "vg0"
vgscan -- "/etc/lvmtab" and "/etc/lvmtab.d" successfully created
vgscan -- WARNING: This program does not do a VGDA backup of your volume 
group

But, ls -ltar /dev/vg0 is essentially the same. 

>David,
>
>try vgscan then which should bring your device node back.
>
>Regards,
>Heinz    -- The LVM Guy --
>
>
>On Fri, Feb 28, 2003 at 07:48:05AM -0500, David Corbin wrote:
>  
>
>>>This all looks ok.
>>>
>>>Doesn't "vgchange -a y" bring your VG back ?
>>>If not so, try "vgscan ; vgchange -ay".
>>> 
>>>
>>>      
>>>
>>piano:/home/dcorbin# vgchange -ay
>>vgchange -- volume group "vg0" already active
>>
>>So, it appears that the VG IS there.
>>----
>> piano:/home/dcorbin# mount -t reiserfs /dev/vg0/data /data
>>mount: special device /dev/vg0/data does not exist
>>
>>/dev/vg0/data is the device I used to use to mount it, and the error 
>>message is correct if I look at my filesystem (it doesn't exist).
>>----
>>piano:/home/dcorbin# mount -t reiserfs /dev/vg0/group  /data
>>mount: /dev/vg0/group is not a block device
>>
>>I tried this command because /dev/vg0/group is the only device in /dev/vg0
>>----
>>Here are some other commands that I tried that may or may not tell you 
>>something...
>>
>>piano:/home/dcorbin# 
>>lvscan                                                                                                                
>>lvscan -- no logical volumes found
>>piano:/home/dcorbin# ls -ltar /dev/vg0
>>total 28
>>crw-r-----    1 root     disk     109,   0 Feb 24 06:53 group
>>drwxr-xr-x   10 root     root        24576 Feb 24 06:53 ..
>>dr-xr-xr-x    2 root     root         4096 Feb 24 06:53 .
>>
>>    
>>
>>>Regards,
>>>Heinz    -- The LVM Guy --
>>> 
>>>
>>>      
>>>
>>
>>
>>_______________________________________________
>>linux-lvm mailing list
>>linux-lvm at sistina.com
>>http://lists.sistina.com/mailman/listinfo/linux-lvm
>>read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>>    
>>
>
>*** Software bugs are stupid.
>    Nevertheless it needs not so stupid people to solve them ***
>
>=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
>
>Heinz Mauelshagen                                 Sistina Software Inc.
>Senior Consultant/Developer                       Am Sonnenhang 11
>                                                  56242 Marienrachdorf
>                                                  Germany
>Mauelshagen at Sistina.com                           +49 2626 141200
>                                                       FAX 924446
>=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
>
>_______________________________________________
>linux-lvm mailing list
>linux-lvm at sistina.com
>http://lists.sistina.com/mailman/listinfo/linux-lvm
>read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>
>  
>