From 23ee4aa62b8f160df894d4a170662eaff4ad4350 Mon Sep 17 00:00:00 2001 From: Luca Toscano Date: Fri, 28 Jul 2017 09:10:37 +0000 Subject: [PATCH] mod_proxy.xml: mention DNS caching when reusing backend connection git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1803254 13f79535-47bb-0310-9956-ffa450edef68 --- docs/manual/mod/mod_proxy.xml | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/docs/manual/mod/mod_proxy.xml b/docs/manual/mod/mod_proxy.xml index 3c1b49b3e6..cd2cbe6baa 100644 --- a/docs/manual/mod/mod_proxy.xml +++ b/docs/manual/mod/mod_proxy.xml @@ -1079,7 +1079,10 @@ ProxyPass "/example" "http://backend.example.com" max=20 ttl=120 retry=300 httpd and the backend server (regardless of protocol) tends to silently drop connections or when backends themselves may be under round- - robin DNS. To disable connection reuse, + robin DNS. + When connection reuse is enabled each backend domain is resolved + (with a DNS query) only once per child process and cached for all further + connections until the child is recycled. To disable connection reuse, set this property value to On. enablereuse -- 2.50.1