From: Baptiste Assmann Date: Sun, 6 Mar 2016 22:34:31 +0000 (+0100) Subject: DOC: typo: maxconn paragraph is wrong due to a wrong buffer size X-Git-Tag: v1.7-dev3~73 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=79fb45d10bdf020a4f787424b73ca7dfb4fefa34;p=thirdparty%2Fhaproxy.git DOC: typo: maxconn paragraph is wrong due to a wrong buffer size HAProxy allocates 2 tune.bufsize, which is by default 16kB. backport: 1.4 and above --- diff --git a/doc/configuration.txt b/doc/configuration.txt index d54459a0aa..5dbcafe2ff 100644 --- a/doc/configuration.txt +++ b/doc/configuration.txt @@ -4560,10 +4560,10 @@ maxconn very high so that haproxy manages connection queues, instead of leaving the clients with unanswered connection attempts. This value should not exceed the global maxconn. Also, keep in mind that a connection contains two buffers - of 8kB each, as well as some other data resulting in about 17 kB of RAM being - consumed per established connection. That means that a medium system equipped - with 1GB of RAM can withstand around 40000-50000 concurrent connections if - properly tuned. + of tune.bufsize (16kB by default) each, as well as some other data resulting + in about 33 kB of RAM being consumed per established connection. That means + that a medium system equipped with 1GB of RAM can withstand around + 20000-25000 concurrent connections if properly tuned. Also, when is set to large values, it is possible that the servers are not sized to accept such loads, and for this reason it is generally wise