Gproc and gen_leader questions

Garret Smith <>
Tue Jan 18 19:13:00 CET 2011


Sorry for the last paragraph, it already works this way.  I just had
to dig a little deeper.

On Tue, Jan 18, 2011 at 9:28 AM, Garret Smith <> wrote:
> I am investigating gproc and gen_leader for further improving my
> distributed application that today uses dist_ac.
>
> I have been doing a bit of testing through interactive shells and some
> spotty code reading.  2 questions and a request for guidance...
>
> Based on some recent threads, I have been testing Abecciu's gen_leader
> from the gen_leader_revival repository.
> The warning in the doc mentioning that "only one gen_leader per node
> is permitted, if used in a diskless
> environment, incarnation must be adapted." was a little unclear.  This
> warning only applies to diskless nodes,
> since incarnation uses the registered name as part of the incarnation file?
>
> Regarding gproc, I was hoping to use the global registration facility,
> but the warning in the overview has me worried.
> Since gproc comes bundled with an older version of gen_leader, will
> replacing the bundled version with the latest
> from Abecciu fix global registration, or is there more to be done?
>
> gproc_dist is starting gen_leader with [node()|nodes()] which means
> that only already-connected nodes will be
> included in the global registry.  I am thinking of adding a gproc
> config setting that will allow to control this, so that
> nodes not online when gproc starts can be included in the global
> registry.  Any guidance on this?
>
> Thanks!
> Garret Smith
>


More information about the erlang-questions mailing list