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Diffstat (limited to 'doc/libmicrohttpd.texi')
| -rw-r--r-- | doc/libmicrohttpd.texi | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/doc/libmicrohttpd.texi b/doc/libmicrohttpd.texi index ed2e58c9..49a74b4c 100644 --- a/doc/libmicrohttpd.texi +++ b/doc/libmicrohttpd.texi @@ -626,6 +626,15 @@ maximum number of file descriptors supported by @code{select} minus four for @code{stdin}, @code{stdout}, @code{stderr} and the server socket). In other words, the default is as large as possible. +If the connection limit is reached, MHD's behavior depends a bit on +other options. If @code{MHD_USE_PIPE_FOR_SHUTDOWN} was given, MHD +will stop accepting connections on the listen socket. This will cause +the operating system to queue connections (up to the @code{listen()} +limit) above the connection limit. Those connections will be held +until MHD is done processing at least one of the active connections. +If @code{MHD_USE_PIPE_FOR_SHUTDOWN} is not set, then MHD will continue +to @code{accept()} and immediately @code{close()} these connections. + Note that if you set a low connection limit, you can easily get into trouble with browsers doing request pipelining. For example, if your connection limit is ``1'', a browser may open a first connection to |