[Gllug] Max VG size in LVM 2
- Tethys
tethys at gmail.com
Tue Feb 17 14:15:36 UTC 2009
On Tue, Feb 17, 2009 at 1:29 PM, Iain M Conochie <iain at shihad.org> wrote:
> I can see that the old LVM1 had size limits with regards to Physical
> Extents so the PE size was critical in creating the logical volume when
> planing to have large VG's. However I can find no such details with
> regards to LVM2.
The PE limits are still there -- IIRC you can have 2^16 of them. The
max LV size is 16TB on 32-bit CPUs and 8EB on 64-bit CPUs, so the max
VG size must be at least that large.
http://www.tldp.org/HOWTO/LVM-HOWTO/lvm2faq.html#AEN407
Tet
--
The greatest shortcoming of the human race is our inability to
understand the exponential function -- Albert Bartlett
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