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From: Jonathan E Brassow <jbrassow@redhat.com>
Subject: Re: [linux-lvm] "System ID" entry missing in metadata (LVM2) ?!
Date: Wed, 18 Oct 2006 10:33:16 -0500
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>> Hi,
>>
>> i�m new to LVM2 and wondering if it�s possible to restrict access to a
>> Volume Group to a single server (e.g. like under vxvm (vxdg
>> import/deport)).
>> If I import a VG by using vgimport it is still possible to access the
>> VG
>> on another node in a shared SAN environment. Can I prevent this
>> somehow?
>>
>> I�m using lvm2-2.01.14-3.6 on servers running SuSE SLES9 SP3 x86_64.
>>

You can use tags to achieve this, or you can specify specific volume 
groups and logical volumes in lvm.conf under "volume_list".

  brassow