[linux-lvm] lvm utilities, metadata format, CRC (checksum)

[Michael Jensen]

Below is a "cleaned up" version of the posting from Nov 2007 to clone a volume group.
Did I correctly interpret the instructions/text??
 
 
From: Alasdair G Kergon <agk redhat com> 
To: LVM general discussion and development <linux-lvm redhat com> 
Subject: Re: [linux-lvm] Steps to "clone" a volume group 
Date: Thu, 22 Nov 2007 16:05:40 +0000 
--------------------------------------------------------------------------------
 

> 1. For each original PV, create a filter entry in /etc/lvm/lvm.conf to
> temporarily mask the PV from the LVM tools.

> 2. Create a temporary alternative lvm system directory holding 
> a copy of lvm.conf that has filters to accept only
> the new copies of the PVs and set LVM_SYSTEM_DIR to use it.
> 3. Create the cloned PV(s)
> 4. Modify the cloned volume group name, ID and physical volume IDs to
> avoid name and UUID clashes between the original and cloned devices:
(with LVM_SYSTEM_DIR set)
 
> 5. Remove filtering rules & verify both VGs co-exist correctly
> 6. discard LVM_SYSTEM_DIR env var & directory

--- On Fri, 12/5/08, Alasdair G Kergon <agk at redhat.com> wrote:

From: Alasdair G Kergon <agk at redhat.com>
Subject: Re: [linux-lvm] lvm utilities, metadata format, CRC (checksum)
To: "Michael Jensen" <beachhangar at yahoo.com>
Cc: linux-lvm at redhat.com
Date: Friday, December 5, 2008, 6:01 PM

On Fri, Dec 05, 2008 at 04:07:30PM -0800, Michael Jensen wrote:
> - what is the best tool to use to search all the archive files?

Google.

> - what sequence are you suggesting with the tools that will avoid the
duplicate found??
  
You're doing nothing new here - read the archives.

Alasdair
-- 
agk at redhat.com

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