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 new

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

2015-05-02 Thread Tim Bannister
On 1 May 2015, at 01:30, Daniel Ruggeri 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 appears t

Re: Proposal/RFC: "informed" load balancing

2015-05-02 Thread Tim Bannister
On 1 May 2015, at 01:30, Daniel Ruggeri 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 where to send

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 th

Re: Proposal/RFC: "informed" load balancing

2015-04-30 Thread Jim Riggs
On Wednesday, April 29, 2015, Jim Riggs 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!

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 de