WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-users

Re: [Xen-users] lvm

To: Xen User-List <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-users] lvm
From: "Fajar A. Nugraha" <fajar@xxxxxxxxx>
Date: Mon, 25 May 2009 15:28:19 +0700
Delivery-date: Mon, 25 May 2009 01:28:59 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4A1A512E.20402@xxxxxxxxx>
List-help: <mailto:xen-users-request@lists.xensource.com?subject=help>
List-id: Xen user discussion <xen-users.lists.xensource.com>
List-post: <mailto:xen-users@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe>
References: <000101c9dcb2$7d944c10$c216e255@jonsson2> <4A1A512E.20402@xxxxxxxxx>
Sender: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
On Mon, May 25, 2009 at 3:05 PM, Michael David Crawford <mdc@xxxxxxxxx> wrote:
> Is there any *measurable* overhead of using LVM as opposed to simple
> partitions?

>From someone in Redhat:
http://lists.xensource.com/archives/html/xen-users/2008-01/msg00359.html

>
> The two concerns I have are, how quickly can the physical disk sector number
> be calculated given the sector offsite in the device (either partition or
> LVM),

Why would you even want to know?

> and whether LVMs can be made physically contiguous.

Excluding effects of software/hardware RAID, it is contiguous by
default when possible.

-- 
Fajar

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users

<Prev in Thread] Current Thread [Next in Thread>