Hi Paul, Portals4 may be able to work on cray XE/XC on top of IAA (ibverbs simulation), but it absolutely is not the support library for Cray interconnects since XE days. Never was on Cray XT either, as you point out that was portals 3.X.
Howard 2015-04-23 12:29 GMT-06:00 Paul Hargrove <phhargr...@lbl.gov>: > I have attached a patch (against master) that fixes some typos and makes > an update. > It applies *almost* cleanly to v1.8, requiring "-C2" if applying with > "git apply" due to context changes. > > I also noted the following which I believe is just plain false, but don't > have an alternative for. > Portals4 is the support library for Cray interconnects, but is also > available on other platforms (e.g., there is a Portals4 library > implemented over regular TCP). > > It seems to be based on a dated description of Portals3.3. Cray does not > (to the best of my knowledge) have an implementation of Portals4, and the > reference implementation of Portals4 is over IB rather than over TCP. > Perhaps @regrant can offer a re-write? > > -Paul [generating more work for @jsquyres since 1999] > > -- > Paul H. Hargrove phhargr...@lbl.gov > Computer Languages & Systems Software (CLaSS) Group > Computer Science Department Tel: +1-510-495-2352 > Lawrence Berkeley National Laboratory Fax: +1-510-486-6900 > > _______________________________________________ > devel mailing list > de...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel > Link to this post: > http://www.open-mpi.org/community/lists/devel/2015/04/17346.php >
