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Re: [linux-lvm] Advanced Format disks mixed with regular disks?



On Mon, Mar 14 2011 at 12:47pm -0400,
Ron Johnson <ron l johnson cox net> wrote:

> Hi,
> 
> Is there any concern with mixing 4KB-sector drives with 512-byte
> sector drives in the same LV?

Both LVM2 and Device Mapper have been updated to accommodate stacking
such a mix of drives.

See this for a bit more detail:
http://people.redhat.com/msnitzer/docs/io-limits.txt

Particularly, the "Stacking I/O Limits" section.

The concern raised for partial (4k) writes to the 512b drive was
discussed a bit more here: http://lkml.org/lkml/2010/2/22/295


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