On Thursday, April 17, 2014, Merlin Moncure <mmonc...@gmail.com> wrote:
> yeah -- the thing is, we are already too spendy already on
> supplemental write i/o (hint bits, visible bits, freezing, etc) and
> likely not worth it to throw something else on the pile unless the
> page is already dirty; the medium term trend in storage is that read
> vs write performance is becoming increasingly asymmetric, particularly
> on the random side so it's very unlikely to balance out.

Guess I wasn't clear but I was thinking to read the page in, not do any
writing, and do it in a asynchronous way to the process doing the evicting.



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