[linux-lvm] Cuncurrent access to a vg from two hosts

[Heinz J . Mauelshagen]

On Thu, Nov 13, 2003 at 07:37:45PM +0100, Wiktor Wodecki wrote:
> Hello,
> 
> I'm curious if lvm1 allows me to access the same volume group from to
> different machines (of course not accessing the same lv's in this vg). I
> have two machines connected to a storage array, that's why I ask. Is the
> filesystem operations on the LV affecting the VG so that this could lead
> to inconsistencies?

You can access different LVs in the same SAN shared VG presumably you
make changes to the VG (eg: create, resize LVs) when it is active (vgchange -ay)
on one of them only. After done with the changes, run vgscan and "vgchange -ay" 
on the other machine.

> 
> -- 
> Regards,
> 
> Wiktor Wodecki
> 
> _______________________________________________
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/

-- 

Regards,
Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen at Sistina.com                           +49 2626 141200
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