Displaying 2 results from an estimated 2 matches for "task_pull".
2008 May 30
1
R and Openmpi
...enmpi version 1.1
Viglen HPC with (effectively) 9 blades and 8 nodes on each blade.
myhosts file contains details of the 9 blades, but specifies that there are 4 slots on each blade (to make sure I leave room for other users).
When running mpirun -bynode -np 2 -hostfile myhosts R --slave --vanilla task_pull.R
1. I get as many R slaves as there slots defined in my myhosts file (there are 36 slots defined, and I get 36 slaves, regardless of the setting of -np, the master goes on the first machine in the myhosts file.
2. The .Rout file confirms that I have 1 comm with 1 master and 36 slaves
3. Whe...
2011 Jun 01
0
Clean up Rmpi when there is a bug in the code
I am currently work on a research project which requires
parallel technique. I have successfully adapted an Rmpi code from the
following website. http://math.acadiau.ca/ACMMaC/Rmpi/task_pull.R and be able to run my own code now.
However, since I am developing my own code which involves many
calculations, each time I had an error with my Rmpi code, I got an error
message like the following:
Error in inherits(x, "data.frame") : object 'mean_chain' not found...