Re: [ovirt-users] 4k alignment on FC LUN
On Wed, Jul 6, 2016 at 12:18 AM, David Twersky <dmtwersky(a)gmail.com> wrote:
We use a lot of flash arrays, and some of them require that devices
be 4k
aligned, is it possible to create a Fibre Channel Storage Domain and have it
4k aligned?
I don't think we support this.
For example, we assume that writing 512 bytes blocks is atomic, if these
writes will fail because the minimal block is 4k, block storage metadata
operations will fail.
Anyway, why not try to add such lun and create a storage domain for testing?
Nir