From: Petr Špaček Date: Mon, 6 Jan 2020 14:21:53 +0000 (+0100) Subject: doc: human-friendlier version of Zero-downtime restarts X-Git-Tag: v5.0.0~8^2~30 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4276ea3bd6ec4d5f43d37d74b0ba6381bf2457c6;p=thirdparty%2Fknot-resolver.git doc: human-friendlier version of Zero-downtime restarts --- diff --git a/doc/config.rst b/doc/config.rst index 29734f58a..db98f8892 100644 --- a/doc/config.rst +++ b/doc/config.rst @@ -103,11 +103,11 @@ For more details see ``kresd.systemd(7)``. Zero-downtime restarts ---------------------- -When using `multiple instances`_, it is also possible to do a rolling -restart with zero downtime of the service. This can be done by restarting -only a subset of the processes at a time. +Resolver restart normally takes just miliseconds and cache content is persistent to avoid performance drop +after restart. If you want real zero-downtime restarts use `multiple instances`_ and do rolling +restart, i.e. restart only one resolver process at a time. -On a system with 4 instances we can restart them one-by-one: +On a system with 4 instances run these commands sequentially: .. code-block:: bash