On Wed, 19 Jul 2017 18:30:01 +0300
Mikhail <[email protected]> wrote:

> 
> Basically, it looks like MDADM array, and LVM on top (and possibly FS
> inside the VMs) need to be created with manual calculations for
> alignment and these calculations need to be specified on the command
> line at the time of creation. It is pity to find out this now, when
> server is in active use - many manuals mention that MDADM, LVM, etc are
> smart enough these days to make these calculations automatically at the
> time of creation, but this does not appear to be true and that's where
> problems come from later on.
> 
Your problem is that your disks is native 4k which advertises 512b as
well. This means lvm and mdadm got confused ;-)

> I guess my only way to fix this is to migrate everything off that server
> and reinstall it from scratch, throwing away things like MDADM and LVM
> this time and replacing them with ZFS for storage purposes.
> 
You mentioned before that you hoped to use Omnios. Latest stable
now supports your nics.

-- 
Hilsen/Regards
Michael Rasmussen

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