changed notes to reflect new environment variables

This commit was SVN r1534.

INSTALL

@@ -10,21 +10,20 @@ mpicc your-code.c
 
 In order to run the program, you need to set some envs (use export for bash etc)
 
-setenv MCA_common_ompi_cofs_job_handle pcm-cofs-job-handle
-setenv MCA_common_ompi_cofs_comm_dir "/tmp/COFS"
-setenv MCA_OOB_BASE_VPID 0
-setenv MCA_REGISTRY_BASE_VPID 0
+setenv OMPI_MCA_oob_cofs_dir /tmp/cofs
+setenv OMPI_MCA_pcm_cofs_cellid 1
+setenv OMPI_MCA_pcm_cofs_jobid 1
 
-
-Then if you need to run say N nodes you need to set
-setenv MCA_common_ompi_cofs_num_procs N
+Then if you need to run say N nodes you need to set:
+setenv OMPI_MCA_pcm_cofs_num_procs N
 
 Then in the shell for each you would set
 
-setenv MCA_common_ompi_cofs_my_vpid MYRANK
+setenv OMPI_MCA_pcm_cofs_procid MYRANK
 
 where MYRANK is 0 in one, 1 in the next etc
 
-This rather cumbersome process will be replaced soon (we promise).
+Or - you can use the mpirun shell script which sets these for you...
 
 This is the world's greatest MPI, version 10.0a1r975.
+