[Mono-dev] TCP Async

Rodrigo Kumpera kumpera at gmail.com
Wed Jun 27 13:14:05 UTC 2012

We've been aware of such issues, could you file a bug and attach a test
case with it please?

This would really really help us fix it.

On Wed, Jun 27, 2012 at 4:08 AM, Greg Young <gregoryyoung1 at gmail.com> 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
> --
> Le doute n'est pas une condition agréable, mais la certitude est absurde.
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