Re: [OMPI users] How does authentication between nodes work without password? (Newbie alert on)

2011-02-12 Thread Tena Sakai
Hi Gus, Thank you for all your suggestions. I fixed the limits as you suggested and ran the test and I am still getting the same failure. More on that in a bit. But here is a bit of my response to what you mentioned. > the IP number you checked now is not the same as in your > message with the

Re: [OMPI users] How does authentication between nodes work without password? (Newbie alert on)

2011-02-12 Thread Ralph Castain
Have you searched the email archive and/or web for openmpi and Amazon cloud? Others have previously worked through many of these problems for that environment - might be worth a look to see if someone already solved this, or at least a contact point for someone who is already running in that env

Re: [OMPI users] How does authentication between nodes work without password? (Newbie alert on)

2011-02-12 Thread Tena Sakai
Hi Ralph, Yes, I have. In openmpi email archive I found a few threads related to EC2, but nothing relevant to what I am experiencing. On EC2 discussion list, I find a few mention of openmpi, out of which one case maybe I can be of help, but nothing that is relevant to my situation. Regards, Ten