From: Joe Thornber <thornber@redhat.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] using DM/LVM to provide "chunked" view of devic
Date: Thu, 18 Mar 2004 13:57:36 +0000 [thread overview]
Message-ID: <20040318135736.GB628@reti> (raw)
In-Reply-To: <4059A7FA.6060603@mchsi.com>
On Thu, Mar 18, 2004 at 07:45:30AM -0600, Pete Flugstad wrote:
> Hello!
>
> I'm wondering if I can use LVM (or rather Device Mapper) to provide a
> "chunked" or "split" view of a device (such as a block device or partition).
>
> Specifically if I have a block device (i.e. /dev/hde1) that is 60GB, and
> I want to view it in 1GB chunks, say /dev/hde1.000 to /dev/hde1.059 or
> something like that. That way I could, for example, setup a FTP or HTTP
> server to view these and download them over the network (of course I'd
> need to modify the server to be able to read from a block device),
> rather than having to download the entire 60 GB block device.
>
> Is it possible to use DM/LVM to provide a view of the device like this?
> I am using Linux 2.6.X.
Yep, you can do this with either LVM (taking care not to put a label
on the PV) or just with dm by setting up simple tables with a single
linear mapping in them (see the dmsetup man page).
- Joe
prev parent reply other threads:[~2004-03-18 13:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-18 13:45 [linux-lvm] using DM/LVM to provide "chunked" view of devic Pete Flugstad
2004-03-18 13:57 ` Joe Thornber [this message]
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