Re: [CentOS] Large RAID volume issues

2008-02-04 Thread Rob Lines
On Feb 4, 2008 4:49 PM, Ross S. W. Walker <[EMAIL PROTECTED]> wrote:To move an external array to a new server is as easy as plugging > it in and importing the volume group (vgimport). > > Typically I name my OS volume groups "CentOS" and give > semi-descriptive names to my external array volume gr

RE: [CentOS] Large RAID volume issues

2008-02-04 Thread Ross S. W. Walker
Rob Lines wrote: > On Feb 4, 2008 3:34 PM, Ross S. W. Walker > <[EMAIL PROTECTED]> wrote: > > > Rob Lines wrote: > > On Feb 4, 2008 3:16 PM, John R Pierce > <[EMAIL PROTECTED]> wrote: > > > > with LVM, you could join several smaller logical > > drives, maybe

Re: [CentOS] Large RAID volume issues

2008-02-04 Thread Rob Lines
On Feb 4, 2008 3:34 PM, Ross S. W. Walker <[EMAIL PROTECTED]> wrote: > Rob Lines wrote: > > On Feb 4, 2008 3:16 PM, John R Pierce <[EMAIL PROTECTED]> wrote: > > > > with LVM, you could join several smaller logical > > drives, maybe 1TB each, > > into a single volume set, which could th

RE: [CentOS] Large RAID volume issues

2008-02-04 Thread Ross S. W. Walker
Rob Lines wrote: > On Feb 4, 2008 3:16 PM, John R Pierce <[EMAIL PROTECTED]> wrote: > > with LVM, you could join several smaller logical > drives, maybe 1TB each, > into a single volume set, which could then contain > various file systems. > > > That looks like it may be the

Re: [CentOS] Large RAID volume issues

2008-02-04 Thread Rob Lines
On Feb 4, 2008 3:16 PM, John R Pierce <[EMAIL PROTECTED]> wrote: > > > > with LVM, you could join several smaller logical drives, maybe 1TB each, > into a single volume set, which could then contain various file systems. > That looks like it may be the result. The main reason was to keep the amo

Re: [CentOS] Large RAID volume issues

2008-02-04 Thread John R Pierce
Rob Lines wrote: This would appear to be your problem. Unless you have strong reasons to use 2K sectors, I'd change them to the much more standard 512. After that, parted should have no issues whatsoever. In looking back through the configuration. The 2kb sectors were set

Re: [CentOS] Large RAID volume issues

2008-02-04 Thread Rob Lines
> > > This would appear to be your problem. Unless you have strong reasons to > use 2K sectors, I'd change them to the much more standard 512. > > After that, parted should have no issues whatsoever. > In looking back through the configuration. The 2kb sectors were set in the Array in the Variab

RE: [CentOS] Large RAID volume issues

2008-02-04 Thread Ross S. W. Walker
Joshua Baker-LePain wrote: > On Mon, 4 Feb 2008 at 11:56am, Ross S. W. Walker wrote > > > You can't use an MBR partition table on a volume that large > there is a > > max 2TB disk size limit and 2TB partition size limit for > MBR, so you > > must use GPT. > > For completeness' sake, MBR=maste

Re: [CentOS] Large RAID volume issues

2008-02-04 Thread Joshua Baker-LePain
On Mon, 4 Feb 2008 at 11:33am, Rob Lines wrote I have just finished creating an array on our new enclosure and our CentOS 5 server has recognized it. It shows as the full 6tb in the LSI configuration utility as well as when I ran fdisk: [EMAIL PROTECTED] etc]# parted /dev/sdb Warning: Device

RE: [CentOS] Large RAID volume issues

2008-02-04 Thread Joshua Baker-LePain
On Mon, 4 Feb 2008 at 11:56am, Ross S. W. Walker wrote You can't use an MBR partition table on a volume that large there is a max 2TB disk size limit and 2TB partition size limit for MBR, so you must use GPT. For completeness' sake, MBR=master boot record, not a partition table. The standard

RE: [CentOS] Large RAID volume issues

2008-02-04 Thread Ross S. W. Walker
+. -Ross From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Rob Lines Sent: Monday, February 04, 2008 11:34 AM To: CentOS mailing list Subject: [CentOS] Large RAID volume issues I have just finished creating an array on our new

[CentOS] Large RAID volume issues

2008-02-04 Thread Rob Lines
I have just finished creating an array on our new enclosure and our CentOS 5 server has recognized it. It shows as the full 6tb in the LSI configuration utility as well as when I ran fdisk: [EMAIL PROTECTED] sbin]# fdisk /dev/sdb Note: sector size is 2048 (not 512) The number of cylinders for th