From e1422940f2edcb2518cc9e7da2a8206f420511b1 Mon Sep 17 00:00:00 2001 From: Stefano Sabatini Date: Wed, 18 Jul 2012 16:56:11 +0200 Subject: [PATCH] doc/protocols: add a note regarding the circular RX UDP buffer --- doc/protocols.texi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/doc/protocols.texi b/doc/protocols.texi index 1321075af6..74c15f6932 100644 --- a/doc/protocols.texi +++ b/doc/protocols.texi @@ -556,6 +556,11 @@ udp://@var{hostname}:@var{port}[?@var{options}] @var{options} contains a list of &-separated options of the form @var{key}=@var{val}. +In case threading is enabled on the system, a circular buffer is used +to store the incoming data, which allows to reduce loss of data due to +UDP socket buffer overruns. The @var{fifo_size} and +@var{overrun_nonfatal} options are related to this buffer. + The list of supported options follows. @table @option