Mpirun authorization required but no authorization protocol specified. And you shouldn't be logged in as root.

Mpirun authorization required but no authorization protocol specified xhost + local: That command fixed it, but the command needs to be run as someone with sudo permissions. 3 with Open MPI: 4. 1. mpi_hostfile : # Host file for OpenMPI # Master node, slots = num cores localhost slots=8 # Slaves slave1 slots=8 slave2 slots=8 slave3 slots=8 Everytime I run programs like emacs or vim as root, I get this message Authorization required, but no authorization protocol specified. Feb 22, 2024 · # mpirun -hostfile hosts. Jun 8, 2024 · Re: Authorization required, but no authorization protocol specified I'm pretty sure the behavior is down to wayland and the missing Xauthority (try some X11 session), but have no idea what might have changed (unless the update is irrelevant and you previously simply had an Xauthority around) Sep 8, 2015 · Any ideas why I can do my password-less, key-based authentication just fine with ssh, but not with mpirun? For the record, here is the contents of . The simple answer is don't do that. Run those programs as a user, not as root. /hello Authorization required, but no authorization protocol specified Authorization required, but no authorization protocol specified Authorization required, but no authorization protocol specified Authorization required, but no authorization protocol specified Hello world: rank 2 Apr 3, 2023 · When I run the example cpi mpirun -np 2 . Had this issue with MPI between nodes, the solution to solve it was to run. 2 except that the message is now: Authorization required, but no authorization protocol specified And unlike @treygreer experienced, my problem was very much the same: Running mpirun without any argument fired the message, just like said @ke7kto . /cpi, the teminal print: Authorization required, but no authorization protocol specified Authorization required, but no authorization protocol specified Process 0 of 2 is on manager Process 1 of 2. txt -mca plm_rsh_args "-p 12345" -n 8 . For future reference, I had the exact same problem in Ubuntu 22. 04. Aug 25, 2022 · Authorization required but no authorization protocol specified. I used Raspbian for mine. And you shouldn't be logged in as root. avvimp nnhgz xqw knw lbsgwjgbs jzil uokdiax bpiko sbllfv benush