[linux-lvm] Missing Logical Volumes

[Jack Waterworth]

It sounds like the VG was not activated. You can activate it with the 
following command:

     # vgchange -ay array1

   Jack Waterworth, Red Hat Certified Architect
   Senior Storage Technical Support Engineer
   Red Hat Global Support Services ( 1.888.467.3342 )

On 12/19/2014 05:32 AM, G Crowe wrote:
> After rebooting, some of my logical volumes did not have device files.
>
> /dev/array1/LVpics
> and
> /dev/mapper/array1-LVpics
> did not exist but the output of "lvdisplay" said that the volume was 
> available (see below).
>
> vgscan did not resolve the problem.
>
> I was able to regain access to the LV by renaming it, then renaming it 
> back...
> [root at host1 ~]# lvrename /dev/array1/LVpics /dev/array1/LVpicsnew
>   Renamed "LVpics" to "LVpicsnew" in volume group "array1"
> [root at host1 ~]# lvrename /dev/array1/LVpicsnew /dev/array1/LVpics
>   Renamed "LVpicsnew" to "LVpics" in volume group "array1"
>
> There are 29 LVs in the VG and 25 of them came up OK and 4 had this 
> problem. Note that there is only one single PV (a RAID6 array) in the 
> VG, and there are two VGs on the machine.
>
> Is this expected behaviour, or is it something I should be worried about?
>
>
>
>   --- Logical volume ---
>   LV Path                /dev/array1/LVpics
>   LV Name                LVpics
>   VG Name                array1
>   LV UUID                WH7g9u-Ls7J-fIpQ-Hk2p-mUuH-QRKf-9uxcM2
>   LV Write Access        read/write
>   LV Creation host, time example.com, 2013-11-26 07:29:51 +1100
>   LV Status              available
>   # open                 0
>   LV Size                350.00 GiB
>   Current LE             89600
>   Segments               2
>   Allocation             inherit
>   Read ahead sectors     auto
>   - currently set to     256
>   Block device           253:9
>
>
> I am running Fedora 19 with kernel 3.11.9-200.fc19.x86_64
>
>
> Thanks
>
> GC
>
> _______________________________________________
> linux-lvm mailing list
> linux-lvm at redhat.com
> https://www.redhat.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/