Re: Status Codes in H2 Mode

2019-03-18 Thread Willy Tarreau
Hi Luke, On Mon, Mar 18, 2019 at 11:14:12AM -0400, Luke Seelenbinder wrote: (...) > If I disable HTX, everything flows per normal and the status codes are even > correctly -1. > > I've replicated this on 1.9.4, 1.9.x master, and 2.0-dev master branches. The > global "this will work" and "this

DNS Resolver Issues

2019-03-18 Thread Daniel Schneller
Hi everyone! I assume I am misunderstanding something, but I cannot figure out what it is. We are using haproxy in AWS, in this case as sidecars to applications so they need not know about changing backend addresses at all, but can always talk to localhost. Haproxy listens on localhost and then

Re: High p99 latency with HAProxy 1.9 in http mode compared to 1.8

2019-03-18 Thread Willy Tarreau
Hi Ashwin, On Mon, Mar 18, 2019 at 10:57:45AM -0700, Ashwin Neerabail wrote: > Hi Willy, > > Thanks for the reply. > > My Test setup: > Client Server1 using local HAProxy 1.9 > 2 Backend servers and > Client Server2 using local HAProxy 1.8 > same 2 backend servers. > > I am measuring latency

Re: High p99 latency with HAProxy 1.9 in http mode compared to 1.8

2019-03-18 Thread Ashwin Neerabail
Hi Willy, Thanks for the reply. My Test setup: Client Server1 using local HAProxy 1.9 > 2 Backend servers and Client Server2 using local HAProxy 1.8 > same 2 backend servers. I am measuring latency from the client server. So when I run 1000rps test , 50% of them end up on 1.9 and 50% on 1.8.

Re: Status Codes in H2 Mode

2019-03-18 Thread Luke Seelenbinder
Hi Willy, Unfortunately, I spoke too soon in my last email. After hitting send, I went down the rabbit hole again and uncovered some behaviors I thought we'd rooted out. Namely, any time I use HTX mode with an H2 fe -> H1 or H2 backend and have frequent request cancellation as discussed

Re: Status Codes in H2 Mode

2019-03-18 Thread Luke Seelenbinder
Hi Willy, I finally had the opportunity to try out `option abortonclose`. Initially, it made the problem much worse. Instead of occasionally incorrect status codes in the logs, I saw requests fail in the following manner: [18/Mar/2019:12:30:08.040] stadiamaps~ tile/tile1 0/18603/-1/-1/24804

How to configure Email server in haproxy version 1.8

2019-03-18 Thread Shweta Garg
Hi, I want to know to configure Email server in haproxy 1.8 version when any server is down. Regards Shweta ::DISCLAIMER::