Forum Discussion
David_Bradley_2
Nimbostratus
Mar 07, 2007LB::reselect from SERVER_DATA doesn't work
I need some help. I want to make an intelligent decision within my iRule about whether or not to send a TCP session to a particular node. Here's the deal. The TCP server on the nodes will retur...
David_Bradley_2
Nimbostratus
Mar 07, 2007That's what I was afraid of. I'm not sure what you mean by passive health monitor. Is this something I can put in the iRule? If so, perfect. If not, i need something more. Here's the scenario. We have several thousand clients, all of varying degrees of weight, that connect to our services. Each server has a finite capacity of, let's say, 100. As clients come in, their weight gets decremented, by the server from this 100. Now let's say a particular server has capacity of 20 left but the LB attempts to direct a client with a weight of 30 to it. I want the server to basically deny my request, forcing the LB to select a new pool member. We own the server software source code, so we can make it behave however we want. What would happen if the server didn't respond at all? How would the 'pool' command deal with that internally? If it realizes the TCP session wasn't fully established and does it's own reselect, that would be good enough. I could definitely work with that.
Thanks.
Regards,
Dave
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