[erlang-questions] Global names initialisation

Kirill Zaborski <>
Mon Jun 18 09:40:32 CEST 2007


Thanks!
It looks like documentation isn't correct in
http://www.erlang.org/documentation/doc-5.5.4/lib/kernel-2.11.4/doc/html/init.html#flags
I thought I should use single quotes and that was clearly wrong.
Now everything works OK.

Regards,
Kirill.

On 6/18/07, Jan Henry Nystrom <> wrote:
Kirill Zaborski wrote:
> > I thought that could solve this problem by running
> > net_kernel:connect_node in erl init. I've tried -eval, -run, -s with
> > no success.
> > It seems that net_kernel starts later than this initialisation steps.
> > Am I right?
> No. From the attached file you can see how I called net_kernel(my
> email client ha rather peculiar ideas about line breaks hence the
> inclusion of the file since the command is rather sensitive to such).
>
> /Cheers Henry
>
> >
> > Regards,
> > Kirill.
> >
> > On 6/18/07, Jan Henry Nystrom <> wrote:
> > Kirill Zaborski wrote:
> >> > For my application I need to register "central" service with a global
> >> > name. I do this using {gobal, server_name} in gen_server:start_link/4
> >> > Registration goes OK but when I start other node on the same host using
> >> > different -sname parameter I get an empty list from
> >> > global:registered_names/0. If I connect to the "main" node with
> >> > net_adm/ping then I see the desired global name.
> >> > I there any way to get this right from the start?
> >> Yes, connect from the start. The global library is implemented in
> >> Erlang and uses nodup and nodedown messages from net_kernel to
> >> keep track of nodes coming and going. BTW, to connect explicitly
> >> net_kernel provides the function connect_node/1.
> >>
> >> /Cheers Henry
> >>
> >>
> >> >
> >> > Regards,
> >> > Kirill.
> >> >
> >> >
> >> >
> >> ------------------------------------------------------------------------
> >> >
> >> > _______________________________________________
> >> > erlang-questions mailing list
> >> > 
> >> > http://www.erlang.org/mailman/listinfo/erlang-questions
> >>
> >>
> >> --
> >> Jan Henry Nystrom
> >> Training Manager
> >>
> >> Erlang Training and Consulting Ltd
> >> 401 Fruit and Wool Exchange,
> >> Brushfield Street, London,
> >> E1 6EL, United Kingdom
> >> Company Registration 3893360 VAT Number GB 752 1091 57
> >> Tel +44 207 456 1020
> >> Fax +44 870 1390 779
> >> 
> >>
>
>
> --
> Jan Henry Nystrom
> Training & Research Manager @ Erlang Training and Consulting Ltd
> 
>
> [azatoth] jann>erl -name 
> Erlang (BEAM) emulator version 5.5.2 [source] [async-threads:0] [hipe] [kernel-poll:false]
>
> Eshell V5.5.2  (abort with ^G)
> ()1>
>
> and in another shell:
>
> [azatoth] jann>erl -name  -eval "net_kernel:connect_node('')."
> Erlang (BEAM) emulator version 5.5.2 [source] [async-threads:0] [hipe] [kernel-poll:false]
>
> Eshell V5.5.2  (abort with ^G)
> ()1> nodes().
> ['']
> ()2>
>
>
>



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