Re: Rereading disk geometry without reboot

[Robin Holt]

On Mon, Dec 06, 2004 at 02:23:56PM -0600, Andy wrote:
> I am using linux kernel 2.6.9 on a san.  I have file systems on
> non-partitioned disks.  I can resize the disk on the SAN, reboot and grow
> the XFS file system those disks.  What I would like to avoid rebooting or
> even unmounting the filesystem if possible.
> 
> Is there any way to get the kernel to re-read the disk geometry and change
> the information it holds without rebooting or reloading the module (which is
> as bad as a reboot in my case)?

Does anybody know if lvm can do this?

> 
> Thanks,
> 
> Andy
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