Re: Socket Question

[michaelr_41@xxxxxxxxxxxxxx]

Implement a 'heartbeat'. Send a test message every x (seconds, minutes,
whatever). If it fails, do your reconnect.

On Wed, 28 Jul 2004 12:05:07 -0500, mgarton@xxxxxxxxxxxxxxx said:
> I have a socket client job that runs in batch with a persistent
> connection 
> to a vendor's RS6000.    The client job just sits and spins until data 
> hits a data queue.  My question is regarding error recovery for when the 
> connection drops.  Currently, if the client gets an error on the send 
> (using Scott's WrLine utility), I end the connection, reconnect and 
> resend.  I would like the application to be proactive.  In other words, 
> what is the best way to check to make sure the connection is still live 
> before I try to send data.  It is often several minutes in between 
> transactions and I don't want wait until I try to send data to find out 
> the connection has dropped.  I am new to socket programming and this is
> my 
> first "real" application.  Thanks.
> 
> 
> Mark Garton
> 
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  michaelr_41@xxxxxxxxxxxxxx