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    SubjectRE: Max tcp connections
    Date
    > Raiden <raiden@arrakis.es> asked:
    >
    > > I think limit is defined using FD_SETSIZE actualy, now it's my question:
    > >
    > > - how can i change the max value allowed of tcp connection ?
    > > - am i thinking bad if i think 256 is the limit of the max tcp
    > connections
    > > allowed simulta...?
    > >
    > > It's a bit urgent ... could any reply me quick about this one?
    >
    > FD_SETSIZE only controls how big the fd_set used by select()
    > can be; there are other limits.
    > For info about the limits on file descriptors and how to raise them,
    > see http://www.kegel.com/c10k.html
    > Depending on what kernel and what program, it might be as easy as
    > echo 32768 > /proc/sys/fs/file-max
    > echo 65536 > /proc/sys/fs/inode-max
    > and then, for the process in question,
    > ulimit -n 32768
    > - Dan

    Since you can neither select nor poll on 32,768 sockets, it would be
    somewhat difficult to use this man.

    DS


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