Thank you both, I appreciate the assistance. I will raise any issues I find.
> On May 3, 2018, at 3:38 PM, James Swaro <[email protected]> wrote: > > I would add that you can also attach my name to the issue. > > @jswaro > > Feel free to reach out. I'd have answered earlier, but Howard already caught > what I was going to say. > > Regards, > -- Jim > > On 5/3/18, 2:36 PM, "Pritchard Jr., Howard" <[email protected]> wrote: > > HI Philip, > > Yes. If you hit bugs please open issues on > > https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fofiwg%2Flibfabric&data=02%7C01%7Cphilip.e.davis%40rutgers.edu%7C183d634c6c9440eb1b1308d5b12d7e32%7Cb92d2b234d35447093ff69aca6632ffe%7C1%7C0%7C636609731314422623&sdata=S6lWq2ZzMcgusMPIbdrlDHhUyBEjt7ocIIwxo5tY%2Fbc%3D&reserved=0 > and @hppritcha in the issue. > > Don’t expect very good performance on theta for small transfers. > > On theta, you’ll want to use the --enable-ugni-static > > configure option to help a little bit with those slow processors. > > You may also want to peruse > > > https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fofi-cray%2Flibfabric-cray%2Fwiki%2FGNI-provider-building-it&data=02%7C01%7Cphilip.e.davis%40rutgers.edu%7C183d634c6c9440eb1b1308d5b12d7e32%7Cb92d2b234d35447093ff69aca6632ffe%7C1%7C0%7C636609731314422623&sdata=goljiFdOOBaqfZ%2Fgo3WWWYBrnvf0MfA0uFGXKPM7mIM%3D&reserved=0 > > > Good luck! > > Howard > > > -- > Howard Pritchard > > B Schedule > HPC-ENV > Office 9, 2nd floor Research Park > TA-03, Building 4200, Room 03U > > Los Alamos National Laboratory > > > > > > On 5/3/18, 1:24 PM, "Philip Davis" <[email protected]> wrote: > >> Thanks for the quick reply. That’s disappointing, but understandable. Is >> the GNI provider supported on Cori and Theta? >> >>> On May 3, 2018, at 2:49 PM, Pritchard Jr., Howard <[email protected]> >>> wrote: >>> >>> the GNI provider isn’t supposed on Titan - OS is too old. >>> >>> >>> -- >>> Howard Pritchard >>> >>> B Schedule >>> HPC-ENV >>> Office 9, 2nd floor Research Park >>> TA-03, Building 4200, Room 03U >>> >>> Los Alamos National Laboratory >>> >>> >>> >>> >>> >>> On 5/3/18, 11:21 AM, "Hefty, Sean" <[email protected]> wrote: >>> >>>> Copying ofiwg, Howard, and Jim. >>>> >>>> >>>>> Apologies if this has been asked before. >>>>> >>>>> I am trying to use the GNI provider for libfabric on Titan, the XK7 >>>>> machine at ORNL. Is this possible/supported? >>>>> >>>>> More specifically, I need to be able to communicate between aprun >>>>> instances (e.g. aprun ./writer and aprun ./reader are able to >>>>> communicate with each other) so the sharing of credentials between the >>>>> programs is necessary. I have been referring to the cray-tests repo as >>>>> an example of how to use rdma credentials for Cray in Libfabric. I >>>>> modified this code somewhat by replacing all DRC code with just >>>>> setting the cookie manually, and had hoped that would work. >>>>> Unfortunately, the library relies on GNI_GetPtag to set the ptag, and >>>>> this API call does not seem to work on Titan. I can get the >>>>> auth_keys_test to pass by adding a ptag field to the >>>>> fi_gni_raw_auth_key struct along with appropriate language to handle >>>>> that, but I was wondering if there was some inherently supported way >>>>> to do that same thing without modifying libfabric. >>>>> >>>>> Other than credentials exchange/loading, i am wondering what I can >>>>> expect in trying to use the GNI provider on a non-ARIES system. Has >>>>> anyone done this successfully? >>>>> >>>>> Thanks, >>>>> Philip >>> >> > > > _______________________________________________ ofiwg mailing list [email protected] http://lists.openfabrics.org/mailman/listinfo/ofiwg
