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  • Submit host needs to be able to establish a connection to the remote head node on port 9618 (HTCondor)
  • Submit host needs to be able to listen for a connection from the remote head node on port 9618 (HTCondor)
    • mcilroy has external IPs (146.88.1.66 for 1Gb/s and 146.88.10.66 for 10Gb/s).  Is the container listening?
  • NRAO needs to be able to establish a connection to the remote head node on port 22 (ssh)

Remote side

  • Head node establish on port 9618 to nrao.edu. (HTCondor)
  • Head node listens on port 9618 from nrao.edu. (HTCondor)
  • Execute node establish on port 9618 to nrao.edu.  Can Execute host be NATed. (HTCondor if flocking)
  • Execute node establish on port 22 to gibson.aoc.nrao.edu.  Can Execute host can be NATed. (nraorsync if flocking)
  • Head node listens on port 22 from nrao.edu (ssh)
  • Head node establish on port 25 to revere.aoc.nrao.edu (mail)

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I could start prototyping now using AWS.

Do we want jobs to flock or do we want to submit jobs on the remote host and have pre-transfered data?  Involve SSA and VLASS in this question.



Site Questions

  • Voltage in server room (120V or 208V or 240V)
  • Receptacles in server room (L5-30R or L21-30R or ...)
  • Single or dual power feeds?
  • Is power from below or from above?
  • Door width and height and path to server room.
    • Can a rack-on-pallet fit upright?  Height: 85.79inches (2179mm) Width: 43.5inches (1105mm)
    • Can a rack-on-casters fit upright?  Height: 78.39inches (1991mm) Width: 23.62inches (600mm)
    • NRAO-NM wide server door Height: 84inches (2108mm) Width: 46.75inches (1219mm)
  • Firewalls
  • How are you going to use this?
  • Do you care if this is in your DNS zone or ours?

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