Re: [PATCH] BTRFS: Adds an option to select RAID Stripe size

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On Mon, Jan 11, 2016 at 04:57:48PM +0100, Christoph Anton Mitterer wrote:
> On Mon, 2016-01-11 at 06:49 -0500, Sanidhya Solanki wrote:
> > I considered that, but, if you read the specification of modern HDDs
> > carefully, it states that they are 4K or 512e sector size compatible,
> > hence the concession. Also, older drive users may find this
> > preferable.
> But these are powers of 2,... why does one need 768, 3072, 6144, etc.?

   If you're going to align with erase blocks on SSDs, some SSDs have
the erase block size as 3*2^n. (I don't know if that would be useful,
but it might be.)

   Hugo.

-- 
Hugo Mills             | Unix: For controlling fungal diseases in crops
hugo@... carfax.org.uk |
http://carfax.org.uk/  |
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