Ok, it looks like as long as your cache's bucket size is not greater
than 1 mb everything should work, including writeback. Look forward to
hearing if it works for you :)

On Mon, Dec 5, 2011 at 8:41 PM, Kent Overstreet
[off-list ref] wrote:

So, it should work in writethrough mode. I discovered a really
annoying issue with background writeback that's going to take me a bit
to decide how to solve...

On Mon, Dec 5, 2011 at 8:02 PM, Kent Overstreet
[off-list ref] wrote:

quoted

Argh. I spoke too soon, it just exploded after the second bonnie run.
The block layer is badly in need of some cleanup... *grumble*

On Mon, Dec 5, 2011 at 7:45 PM, Kent Overstreet
[off-list ref] wrote:

quoted

Fixed the raid10 issue - it's working for me, and the code's up. Haven't
fixed the duplicate registration issue yet, though - I'll take a look at
that next...