Do you think you can raise a JIRA and write a junit test so that I can have
a look ?


2014-02-10 18:13 GMT+01:00 Darren Shepherd <[email protected]>:

> I'm doing a lot of reverse forwarding and ran into a situation in which I
> thought I was leaking sockets.  If you do a reverse forward and then just
> keep connecting and disconnecting to the port the number of open sockets
> just keeps going up.
>
> What I figured out is that it's not really going up it just takes awhile
> to close.  If you connect to the port every 5 seconds it will level off at
> a couple hundred.  The ssh server sends a channel eof but the socket
> doesn't get released until some other thread comes along that seems to
> clean up sessions.  I don't fully understand the details of that.
>
> What I've done to work around this issue is just close the sockets on
> channel eof.  I'm not really sure if that is a generally safe change, but
> it is working for my use case.
>
> I'm not sure what a proper fix would be or even if this is consider a bug,
> but the end result of the behavior is that reverse forwarding is not useful
> when you expect to have connections happening regularly.  You will quickly
> run out of FDs.
>
> Darren

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