{
    "hopper": {
        "description"                 : "The Nersc Hopper Cray XE6 (https://www.nersc.gov/users/computational-systems/hopper/)", 
        "notes"                       : "In a fresh virtualenv, run 'easy_install pip==1.2.1' to avoid ssl errors.",
        "schemas"                     : ["ssh"],
        "mandatory_args"              : [],
        "ssh"                         :
        {
            "job_manager_endpoint"    : "pbs+ssh://hopper.nersc.gov/?ppn=24",
            "filesystem_endpoint"     : "sftp://hopper.nersc.gov/"
        },
        "default_queue"               : "debug",
        "lrms"                        : "TORQUE",
        "task_launch_method"          : "APRUN",
        "mpi_launch_method"           : "APRUN",
#       "forward_tunnel_endpoint"     : "10.60.0.52",
#       "forward_tunnel_endpoint"     : "128.55.34.75",
        "global_virtenv"              : "/global/u1/m/mturilli/radical.pilot.ve/",
        "pre_bootstrap"               : ["module load python", "module load virtualenv"],
        "default_remote_workdir"      : "/scratch/scratchdirs/$USER",
        "valid_roots"                 : ["/global", "/scratch",  "/scratch2"],
        "pilot_agent"                 : "radical-pilot-agent-multicore.py",
        "bootstrapper"                : "default_bootstrapper.sh"
    }
}