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Willy Tarreau 6be02d1c6e BUG/MAJOR: leastconn: do not loop forever when facing saturated servers
Since commit 9fe72bba3 ("MAJOR: leastconn; Revamp the way servers are
ordered."), there's no way to escape the loop visiting the mt_list heads
in fwlc_get_next_server if all servers in the list are saturated,
resulting in a watchdog panic. It can be reproduced with this config
and injecting with more than 2 concurrent conns:

    balance leastconn
    server s1 127.0.0.1:8000 maxconn 1
    server s2 127.0.0.1:8000 maxconn 1

Here we count the number of saturated servers that were encountered, and
escape the loop once the number of remaining servers exceeds the number
of saturated ones. No backport is needed since this arrived in 3.2.
2025-05-17 10:44:36 +02:00
.github CI: WolfSSL: enable unit tests 2025-05-14 17:00:31 +02:00
addons CLEANUP: assorted typo fixes in the code, commits and doc 2025-04-03 11:37:25 +02:00
admin CLEANUP: assorted typo fixes in the code and comments 2024-09-03 17:49:21 +02:00
dev DEV: h2: fix h2-tracer.lua nil value index 2025-04-08 17:44:41 +02:00
doc DOC: management: change reference to configuration manual 2025-05-16 16:01:43 +02:00
examples EXAMPLES: add "games.cfg" and an example game in Lua 2025-04-01 09:10:00 +02:00
include IMPORT: slz: use a better hash for machines with a fast multiply 2025-05-16 16:43:53 +02:00
reg-tests MEDIUM: config: change default limits to 1024 threads and 32 groups 2025-05-13 18:15:33 +02:00
scripts TESTS: unit-tests: store sh -x in a result file 2025-03-06 21:22:38 +01:00
src BUG/MAJOR: leastconn: do not loop forever when facing saturated servers 2025-05-17 10:44:36 +02:00
tests TESTS: Fix build for filltab25.c 2025-04-03 15:59:41 +02:00
.cirrus.yml CI: cirrus-ci: bump FreeBSD image to 14-2 2025-02-12 13:18:55 +01:00
.gitattributes MINOR: Configure the cpp userdiff driver for *.[ch] in .gitattributes 2021-02-22 18:17:57 +01:00
.gitignore MINOR: tevt/dev: Add term_events tool 2025-01-31 10:41:50 +01:00
.mailmap DOC: update Tim's address in .mailmap 2021-09-16 09:14:14 +02:00
.travis.yml MEDIUM: mworker: remove USE_SYSTEMD requirement for -Ws 2024-11-20 12:07:38 +01:00
BRANCHES DOC: fix some spelling issues over multiple files 2021-01-08 14:53:47 +01:00
BSDmakefile BUILD: makefile: commit the tiny FreeBSD makefile stub 2023-05-24 17:17:36 +02:00
CHANGELOG [RELEASE] Released version 3.2-dev16 2025-05-14 17:01:46 +02:00
CONTRIBUTING CLEANUP: assorted typo fixes in the code and comments 2025-04-02 11:12:20 +02:00
INSTALL DOC: update INSTALL to reflect the minimum compiler version 2025-04-02 18:09:47 +02:00
LICENSE LICENSE: add licence exception for OpenSSL 2012-09-07 13:52:26 +02:00
MAINTAINERS MAJOR: spoe: Let the SPOE back into the game 2024-05-22 09:04:38 +02:00
Makefile MINOR: ssl: Add traces to ssl init/close functions 2025-04-30 11:11:26 +02:00
README.md DOC: change the link to the FreeBSD CI in README.md 2024-06-03 15:21:29 +02:00
SUBVERS BUILD: use format tags in VERDATE and SUBVERS files 2013-12-10 11:22:49 +01:00
VERDATE [RELEASE] Released version 3.2-dev16 2025-05-14 17:01:46 +02:00
VERSION [RELEASE] Released version 3.2-dev16 2025-05-14 17:01:46 +02:00

HAProxy

alpine/musl AWS-LC openssl no-deprecated Illumos NetBSD FreeBSD VTest

HAProxy logo

HAProxy is a free, very fast and reliable reverse-proxy offering high availability, load balancing, and proxying for TCP and HTTP-based applications.

Installation

The INSTALL file describes how to build HAProxy. A list of packages is also available on the wiki.

Getting help

The discourse and the mailing-list are available for questions or configuration assistance. You can also use the slack or IRC channel. Please don't use the issue tracker for these.

The issue tracker is only for bug reports or feature requests.

Documentation

The HAProxy documentation has been split into a number of different files for ease of use. It is available in text format as well as HTML. The wiki is also meant to replace the old architecture guide.

Please refer to the following files depending on what you're looking for:

  • INSTALL for instructions on how to build and install HAProxy
  • BRANCHES to understand the project's life cycle and what version to use
  • LICENSE for the project's license
  • CONTRIBUTING for the process to follow to submit contributions

The more detailed documentation is located into the doc/ directory:

License

HAProxy is licensed under GPL 2 or any later version, the headers under LGPL 2.1. See the LICENSE file for a more detailed explanation.