On Wed, May 4, 2016 at 2:31 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > Andres Freund <and...@anarazel.de> writes: >> Given that poll() has been introduced in SRV3 - which IIRC was below our >> usual baseline - and windows is not an issue for latch, I think it'd >> be ok to rely on it. > > I think it's entirely reasonable to say that "if you want high performance > you should have poll(3)". Failing to build without it would be a harder > sell, probably.
There are some decent cross platform libraries that expose high performance polling. In particular, libev. http://software.schmorp.de/pkg/libev.html. I would definitely look there before contemplating direct epoll calls. (note, aside from seeing epoll, I haven't been following this thread in detail). merlin -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers