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

2019-03-25 Thread Willy Tarreau
Hi Ashwin, On Mon, Mar 25, 2019 at 02:51:17PM -0700, Ashwin Neerabail wrote: > Hi Willy, > > I tested against the latest version in the haproxy source repo. > Things got significantly worse. Even median latencies have shot up to 150ms > ( compared to 4ms for haproxy 1.8) > p99 shot up above

[ANNOUNCE] haproxy-2.0-dev2

2019-03-25 Thread Willy Tarreau
Hi, HAProxy 2.0-dev2 was released on 2019/03/26. It added 176 new commits after version 2.0-dev1. This version starts more important changes. One of the most visible ones is that haproxy will now automatically start with threads enabled if neither "nbthread" nor "nbproc" is configured. It will

Re: DNS Resolver Issues

2019-03-25 Thread Baptiste
> > A reload of the HAProxy instance also forces the instances to query all > records from the resolver. > > Hi Bruno, Actually, this is true only when you don't use the 'resolvers' section or for the parameters who doesn't benefit from the resolvers section, here the 'addr' parameter. Baptiste

Re: DNS Resolver Issues

2019-03-25 Thread Baptiste
Hi all, Thanks @daniel for you very detailed report and @Piba for your help. As Piba pointed out, the issue is related to the 'addr' parameter. Currently, the only component in HAProxy which can benefit from dynamic resolution at run time is the 'server', which means any other object using a DNS

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

2019-03-25 Thread Ashwin Neerabail
Hi Willy, I tested against the latest version in the haproxy source repo. Things got significantly worse. Even median latencies have shot up to 150ms ( compared to 4ms for haproxy 1.8) p99 shot up above 1second. One strange thing I observed in the stats page is nbthread shows up as 64 ( its 1 for

[PR] DOC: The option httplog is no longer valid in a backend.

2019-03-25 Thread PR Bot
Dear list! Author: Freddy Spierenburg Number of patches: 1 This is an automated relay of the Github pull request: DOC: The option httplog is no longer valid in a backend. Patch title(s): DOC: The option httplog is no longer valid in a backend. Link: