bug#27884: parted reports the partition is not optimally aligned, even though it's 1MiB-aligned

On 9/20/2017 9:57 AM, Alicia Boya García wrote:
> Indeed.
> 
> This drive was advertising a ridiculous optimal_io_size that is not even
> a power of two (2^16-1 512-byte sectors). Unfortunately this seems to be
> the case with more Seagate drives:
> 
> http://lists.gnu.org/archive/html/bug-parted/2016-12/msg00002.html
> https://patchwork.kernel.org/patch/5249211/

You have to love drive firmware bugs, especially when the bastards never
fix them.