Re: CLOSE_WAIT state on sockets during high volume


jois.de.vi...@xxxxxxxxx wrote:
> Hi,
>
> I have a client/server application running and communicating using IP
> sockets. During high volume traffic many of the client sockets are
> stuck in a CLOSE_WAIT state (as determined by lsof). Eventually I
> reach my max open file limit and this causes all sorts of other
> problems forcing me to restart the application. Googling this problem
> revealed that it could be caused if the client is not closing the
> connection after it receives a FIN from the server. However, this does
> not make sense to me since every connection takes the same path through
> the code and the problem only surfaces when there is a high volume of
> connections. My server waits for connections, spawns a thread for each
> request and sends the socket file descriptor as a parameter to the
> thread. This problem does not occur during times of low volume.
>
> Thanks

.

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