[dm-devel] Re: LVM2- cant create a Volume Group over a multipath LUN

[Christophe Varoqui]

exclude your paths from the scan :
filter = [ "r/sd.*/" ]

shahid shaikh wrote:

> Hi chris,
> I have lvm2 and device-mapper which comes bundled with SLES9 and 
> nothing else.
> I have storage controller which has two path my storage device.
> I have 3 LUNs.
> I can see 6 devices for those 3 LUNs.
> so /dev/sda and/dev/sdd pointing to LUN 0
> similarly   /dev/sdb and /dev/sde to LUN 1
> and          /dev/sdc and /dev/sdf to LUN 2
>  
> now when I do pvcreate on ono these devices say /dev/sdb it succeeds.
> but when i do pvscan it shows me /dev/sde is as physical device.
>  
> now when i try to do vgcreate vg01 /dev/sdb or sde
> it succeeds but when i do vgscan    it doesnt show me anything.
> What should I do now so that i can see vg in vgscan.
> Thus kindly help me to create VG on multipath LUN.
>
> Thanks and Regards,
> Shahid Shaikh.
> Software Engineer.
> Patni Computer Systems Ltd.
> Vashi, Navi Mumbai.
> Extn. 344
> Mobile : +91-9820986513
>
>  
>
> http://www.patni.com
> World-Wide Partnerships. World-Class Solutions.
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