4k sector drives

[Christoph Hellwig]

On Sun, Jul 25, 2010 at 12:35:21AM +0200, Michael Monnerie wrote:
> Thank you Christoph for clarification, also thanks to Eric - I've been 
> aligning all partitions to a multiple of 512 sectors since a long time, 
> which fits all stripe set sizes up to 256k. Too bad that even Linux 
> fdisk and parted

Current fdisk, and with some limitations parted do the right thing
and align partitions on at least a 1MB boundary.  parted unfortunately
lowers alignment again when any kind of optimal I/O size hint is set,
but I'm still hoping for that bug to get fix in a new release.