Re: [OMPI users] [EXTERNAL] Shmem errors on Mac OS Catalina

2020-02-07 Thread Jin Tao via users
Hi, Sorry to raise this issue again but now I still receive the following error after a while: posix: file name search - max attempts exceeded.cannot continue with posix. I am compiling and running with the following command: *make && mpiexec --oversubscribe -np 10 main.out* My make file

Re: [OMPI users] [EXTERNAL] Shmem errors on Mac OS Catalina

2020-02-07 Thread Jin Tao via users
Ok it seems to be working now if I remove the quotation marks from the config file. Thank you all for your help! I am looking forward to using open MPI for my work! On Fri, 7 Feb 2020 at 09:42, Jin Tao wrote: > Hi, > > Thank you for the guidance. I rebooted my computer but now the program >

Re: [OMPI users] [EXTERNAL] Shmem errors on Mac OS Catalina

2020-02-07 Thread Jin Tao via users
Hi, Thank you for the guidance. I rebooted my computer but now the program fails to compile. I then tried changing the tmp directory adding the following line to *openmpi-mca-params.conf*: *orte_tmpdir_base = "/Users/myname/Desktop/shared/tmp"* But now I get the following error: *PMIX ERROR:

Re: [OMPI users] [EXTERNAL] Shmem errors on Mac OS Catalina

2020-02-06 Thread Ralph Castain via users
It is also wise to create a "tmp" directory under your home directory, and reset TMPDIR to point there. Avoiding use of the system tmpdir is highly advisable under Mac OS, especially Catalina. On Feb 6, 2020, at 4:09 PM, Gutierrez, Samuel K. via users mailto:users@lists.open-mpi.org> > wrote:

Re: [OMPI users] [EXTERNAL] Shmem errors on Mac OS Catalina

2020-02-06 Thread Gutierrez, Samuel K. via users
Good afternoon, I fear that files created with shm_open(), a call used in the posix shmem component, are not being cleaned up properly. To test this theory, can you please reboot your computer and try again? Rebooting should remove any temporary files created with shm_open(). Sam On Feb 6,