Hey All, I have a cluster where the nodes are named: r1i[0-1]n[0-10] Any thoughts on how to write a (short) config file? For now, I've defined 2 CLUSTERs: r1i0n[0-10] and r1i1n[0-10] but thats somewhat combersome! :P Thanks, Jim James E. Prewett Jim@Prewett.org download@hpc.unm.edu Systems Team Leader LoGS: http://www.hpc.unm.edu/~download/LoGS/ Designated Security Officer OpenPGP key: pub 1024D/31816D93 HPC Systems Engineer III UNM HPC 505.277.8210