From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Skensved Subject: Re: [linux-lvm] LVM limit on PE's/size? Message-ID: <20011129114031.A15298@jay.phy.queensu.ca> References: <200111291636.fATGa3L15288@jay.phy.queensu.ca> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <200111291636.fATGa3L15288@jay.phy.queensu.ca>; from MAILER-DAEMON@sno.Phy.Queensu.CA on Thu, Nov 29, 2001 at 11:36:03AM -0500 Sender: linux-lvm-admin@sistina.com Errors-To: linux-lvm-admin@sistina.com Reply-To: linux-lvm@sistina.com List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: Date: Thu Nov 29 10:38:01 2001 List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-lvm@sistina.com >In general you should plan for the largest possible Logical Volume size >during the lifetime of a Volume Group and set the Physical Extent size >(vgcreate -s) acordingly. Even though Linux does not support more than 2TB >per block device today, it will be in the future and you won't suffer from >the LVM1 constraint ITR. > >Regards, >Heinz -- The LVM Guy -- > Is there any way to change the PE size `after the fact ' ? I have a 255.99 GB logical volume ( three 80 GB drives ) with PE size set to 4 Mb. Is there a non-destructive way to increase the PE size so that I can add more drives ? Or do I have to back everything up and start from scratch ? peter ---- Peter Skensved Email : peter@SNO.Phy.QueensU.CA Dept. of Physics, Phone: (613) 533-2676 Queen's University, Fax: (613) 533-6813 Kingston, Ontario, Canada