Yes it's available as a kernel mod. You will also need tools which you can install by adding xfsprogs.x86_64 package your system. Read more before moving to xfs, there are some benefits and downsides... Kind Regards, -- Paul Preston Proxar IT Ltd. Registered in England and Wales: 6744401- VAT: 942985479 Tubs Hill House, London Road, Sevenoaks, Kent, TN13 1BL Tel: (+44) 0844 809 4335 Fax: (+44) 01732 459 423 Mob: (+44) 077 9509 3450 Web: www.proxar.co.uk Email: paul.preston@xxxxxxxxxxxx -----Original Message----- From: redhat-list-bounces@xxxxxxxxxx [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Matty Sarro Sent: 16 February 2011 21:24 To: General Red Hat Linux discussion list Cc: Georgios Magklaras Subject: Re: LVM Maximum Volume Size? Is XFS available in RHEL5.4? Is there simply an RPM to download and install similar to CentOS? On Wed, Feb 16, 2011 at 2:35 PM, Georgios Magklaras <georgios@xxxxxxxxxxxxx> wrote: > On 02/16/2011 07:16 PM, Matty Sarro wrote: >> >> Out of curiousity, what is the maximum size volume that LVM can >> handle? I know that it sits as a wedge between the actual logical >> volume the system sees, and the hardware. Is there a limit? >> >> At the moment we are looking at a maximum storage of 72TB for log >> storage. My planned approach is to create a separate LUN and >> disk-group for each folder on our log server, and then create a >> logical volume and mount it under the FTP/NFS server's directory. >> Then as more storage is needed, simply create a new LUN on the SAN, >> add it as an LVM disk in the disk group for that particular folder, >> and let LVM handle growing the logical volume. Is it bound to the >> same disk max size as EXT3 (16TB)? Or is there another barrier to worry about? >> >> Am i misunderstanding the capabilities of LVM? >> > > When considering storage at large quantities, the thing you have to > start from is what happens at the logical volume level, where you have > the filesystem. I believe that RHEL's ext3 and ext4 are still on a 16 > TB per filesystem (aka logical volume) limit. If you wish to go larger > per logical volume/filesystem, in RHEL you need to look at XFS. In > RHEL 6, an XFS filesystem is supported up to 100 Tbytes. > > To answer your original question, LVM2 on an 64bit CPU and a 2.6 > kernel can support up to 8EB per single LV. So, the limit is not LVM > but your filesystem choice. > > GM > > > -- > -- > George Magklaras > Senior Systems Engineer/IT Manager > Biotek Center, University of Oslo > EMBnet TMPC Chair > > http://folk.uio.no/georgios > > Tel: +47 22840535 > > -- > redhat-list mailing list > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list Please note that we may monitor or record telephone calls, email traffic data and also the content of email for the purposes of security and staff training. This message (and any associated files or documentation) is intended only for the use of the individual or entity to whom it is addressed and may contain information that is confidential, subject to copyright or constitutes a trade secret. If you are not the intended recipient you are hereby notified that any dissemination, copying or distribution of this message, or files and documentation associated with this message, is strictly prohibited. If you have received this message in error, please notify us immediately by replying to the message and deleting it from your computer. Any views or opinions presented are solely those of the author and do not necessarily represent those of the company. -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
