[Scottish] ANSWER: Slow writes on large modern SATA disks

[Dan Shearer]

New large disks, fast computer, good Linux install but lousy write
performance, with no errors to be found?

I've hit this twice recently and here's how I solved it:

http://shearer.org/Slow_Writes_4k_Sectors

Short version: modern drives won't work by default with common default
ways of installing Linux.

--
Dan Shearer
dan at shearer.org