Re: 10.2.4 Jewel released -- IMPORTANT

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Hi,

> Hmm, I'd assume in the case of a checksum error you'd expect the data
> to show up again pretty quickly.

"pretty quickly" compared to what?

> In any case I've updated https://github.com/ceph/ceph/pull/12374 to
> deal with that more gracefully by setting a configurable number of
> retry attempts on EAGAIN.

I don't think these retries make sense: CPU will complete those 2 (or even 200)
loops much faster than the missing data could possibly arrive. It's simpler
(and more efficient) to wait for the data with select/[e]poll

Best regards,
       Alexey
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