If there isn't anything wrong with this approach, then I think it is worth it. I can do the write-up.
Anyone see an issue with this approach? I'm specifically looking for answers geared towards security. Sam ________________________________________ From: devel-boun...@open-mpi.org [devel-boun...@open-mpi.org] on behalf of Jeff Squyres [jsquy...@cisco.com] Sent: Thursday, October 18, 2012 9:34 AM To: Open MPI Developers Subject: Re: [OMPI devel] Cross Memory Attach: What am I Missing? Do we need to add this to the FAQ? On Oct 18, 2012, at 11:08 AM, Gutierrez, Samuel K wrote: > Hi George, > > I really appreciate your pointing me in the right direction. It turns out > that on this particular system had /etc/sysctl.d/10-ptrace.conf was set to 1. > Changing this to 0 fixed the problem. I'm not sure if this is the best way of > getting things to work, but is sufficient for my purposes. > > Thanks! > > Sam > From: devel-boun...@open-mpi.org [devel-boun...@open-mpi.org] on behalf of > George Bosilca [bosi...@icl.utk.edu] > Sent: Thursday, October 18, 2012 7:44 AM > To: Open MPI Developers > Subject: Re: [OMPI devel] Cross Memory Attach: What am I Missing? > > Check the permissions granted by pam. Look in the /etc/security to check for > any type of restrictions. > > george. > > > On Oct 17, 2012, at 23:30 , "Gutierrez, Samuel K" <sam...@lanl.gov> wrote: > >> Hi, >> >> I'm trying to run with CMA support, but process_vm_readv is failing with >> EPERM when trying to use it as a regular user (everything seems to work fine >> as root). I've looked around for some solutions, but I can't seem to find >> what I'm looking for. The documentation states that the target and source >> processes need to have the same GID and UID to work properly. It appears >> that they do, so my feeling is that I'm missing something. >> >> Any help is greatly appreciated. >> >> Thanks, >> >> Sam >> _______________________________________________ >> devel mailing list >> de...@open-mpi.org >> http://www.open-mpi.org/mailman/listinfo.cgi/devel > > _______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel -- Jeff Squyres jsquy...@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/ _______________________________________________ devel mailing list de...@open-mpi.org http://www.open-mpi.org/mailman/listinfo.cgi/devel
