Re: Proposal/RFC: informed load balancing

2015-05-06 Thread Sudheer Vinukonda
A few comments (mainly on the proposal to piggy-back the load info header in the responses) : *) The mechanism may not work in certain setups of the SLB (e.g DSR)*) For TLS, I presume this proposal assumes that the connections are terminated at the SLB layer?*) How does the proposal apply to

Re: Proposal/RFC: informed load balancing

2015-05-02 Thread Tim Bannister
On 1 May 2015, at 01:30, Daniel Ruggeri drugg...@primary.net wrote: 4. The backend MUST add the X-Backend-Info token to the Connection response header, making it a hop-by-hop field that is removed by the frontend from the downstream response (RFC2616 14.10 and RFC7230 6.1). [Note there

Re: Proposal/RFC: informed load balancing

2015-05-02 Thread Tim Bannister
On 1 May 2015, at 01:30, Daniel Ruggeri drugg...@primary.net wrote: On 4/29/2015 11:54 PM, Jim Riggs wrote: So, this has come up in the past several times, and we discussed it again this year at ApacheCon: How do we get the load balancer to make smarter, more informed decisions about

Re: Proposal/RFC: informed load balancing

2015-05-02 Thread Leif Hedstrom
I’m Cc: this to d...@trafficserver.apache.org, since I think this is something some of our dev would be interested in. There are a few other replies to this thread already, which can be seen on the archives. As has been mentioned in another reply, I think the header name ought to be something

Re: Proposal/RFC: informed load balancing

2015-04-30 Thread Jim Riggs
On Wednesday, April 29, 2015, Jim Riggs apache-li...@riggs.me mailto:apache-li...@riggs.me wrote: Warn out from writing all of this and hopeful that someone other than me actually cares, I wish you all well today/tonight! *Worn* out, even! Boy, I was tired!

Re: Proposal/RFC: informed load balancing

2015-04-30 Thread Daniel Ruggeri
On 4/29/2015 11:54 PM, Jim Riggs wrote: [ Long message and proposal follows. Bear with me. There are a lot of words, but that is because we need a lot of help/input! ;-) ] So, this has come up in the past several times, and we discussed it again this year at ApacheCon: How do we get the

Proposal/RFC: informed load balancing

2015-04-29 Thread Jim Riggs
[ Long message and proposal follows. Bear with me. There are a lot of words, but that is because we need a lot of help/input! ;-) ] So, this has come up in the past several times, and we discussed it again this year at ApacheCon: How do we get the load balancer to make smarter, more informed