still a 2TB limit in F14 Anaconda, for LVM PV size

Richard W.M. Jones rjones at
Thu Nov 11 20:13:32 UTC 2010

On Thu, Nov 11, 2010 at 11:54:54AM -0800, Eric Smith wrote:
> I just tried to install F14 on a new server with a 7.6 TB RAID (five 
> Hitachi 2 TB drives on a 3ware 9750).  I was pleased to see that the 
> disk partitioning interface in Anaconda recognized the array and didn't 
> have a problem with the size, reporting it as 7629352 MB.  Unfortunately 
> it won't let me create an LVM PV larger than 2 TB (2095151 MB).  And if 
> I try to create two PVs, it limits them to 1 TB each.
> Is there any good reason to have this limit, or should I report it as a 
> bug against Anaconda (or some other component)?

I'm assuming this is because of MBR, and yes, it's a bug that really
really needs to be fixed because you can now buy at retail cheap disks
which are 2TB and larger.  I think this is the bug:


Richard Jones, Virtualization Group, Red Hat
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