On Tue, Jul 12, 2011 at 08:43:24AM +0200, Flynn Marquardt wrote: > > There is no limit in tinc itself. However, each known node uses a few > > kilobytes > > of memory (worst case), and by default you can only have 1024 open > > filedescriptors, which limits the amount of nodes that you can ConnectTo. > > So if > > you have a star topology, the central node can only maintain meta > > connections > > with approximately 1000 nodes. This does not affect UDP communication > > though. > > The limit of 1024 file descriptors is only a default value under > Linux/UNIX, it can changed > by calling > > ulimit -n nr > > (nr number of open file descriptors) before starting tinc. I never > tested this with tinc, but with lighttpd it works perfect.
There is another limit; tinc 1.0.x uses the FD_SET macro to manipulate an
fdset_t, and that can only hold 1024 fds. Tinc 1.1 uses libevent, and that
doesn't have a limit as far as I know.
--
Met vriendelijke groet / with kind regards,
Guus Sliepen <[email protected]>
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