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SubjectRe: slow io_submit
Raz Ben-Jehuda(caro) wrote:
> thanks Phiilip
> But... hmmm ... should'nt an asynchronous operation act as
> "send and forget" . isn't "queue full" a problem that aio must at
> least try and handle before returning to the user ?

It is handling it; by blocking until the queue is not full. A better
way of handling it would be to return in such a way that the caller
knows the queue is full and needs to wait before it can submit more
requests, possibly doing some computation or submitting requests to
other devices in the mean time.

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