[Mono-dev] TCP Async

[Rob Wilkens]

Not knowing anything else, I saw that there was very recently work done
in Async Sockets, The following commit, date June 18th (about a week and
a half ago) is titled "Fix Async Sockets", it's a one line change but
seems to include a unit test which would indicate they are working
properly now:
https://github.com/mono/mono/commit/eb0ef90fc4e63f11e9fee29f5806ca605317c503



On 06/27/2012 03:08 AM, Greg Young wrote:
> We are experiencing an issue with async behaviours in sockets (with
> SendAsync/callback not Begin/End).
>
> Our visible issue is that when in a send loop we will fail on our
> heartbeats. After debugging and counting calls into/out of
> SendAsync/callback we see that we are inside of a call to SendAsync
> (eg: it never returns, in our case for 10 seconds before we declare
> the socket dead). We can duplicate this fairly regularly on
> mac/bsd/linux though its nonconsistent (sometimes it may happen
> repeatedly other times it works fine). The code does not have such
> issues on MS CLR. We are also running on loopback so its unlikely that
> an underlying network problem is causing the hang up. The code itself
> is fairly straight forward (not that different than the MS example of
> the API except that its fully async (separate send/receive loops while
> the example is request/response))
>
> I am pulling sources now to build latest but does anyone happen to
> know of known issues with this sort of thing?
>
> Cheers,
>
> Greg
>


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