Move to Lugano
This is a compendium of things to consider when moving to the new building in Lugano.
Details on the new building
12 water-cooled racks per island, each:
- 42 U fully usable.
- 80 cm width, 120 cm depth.
- One cooling unit every two racks (30 cm width).
- Powered with 36 (x2) female PDU (C13/C14).
- Hole for cables in the back top side.
Things to consider / TODO
Rack mount
- Measure depth of the rails, to be able to adjust the rack accordingly.
- Ensure there are spare rails and screws in the new building.
Connectivity
Checklist before the move
- Review tasklist and timing per person.
- Check availability of the infrastructure people
- Check availability of necessary machinery:
- Lifts to help rack machines
- Pulls to move racks inside building
- Target racks are in place and correctly powered
- Check all items are properly boxed and labeled
Checklist after the move
- Everything in the new building is turned on and working fine
- Failover capabilities in all hosts (where required)
- Everything in the old building is turned off
- Waste is in the right place
- Build a TODO list with the remaining (prescindible) things to do.
- Change BDII entries with new geographical location.
Schedule
On Wednesday 2nd of May at 9:00 we shut down the power of the whole cluster.
TODO things in the middle...
On Thursday 24th the cluster should be up and running in the new location.
Shopping list
- Tools for rack mounting: screwdrivers, cutters, cutter-clamps, electric screwdriver, magnetic tips, velcro.
- Toolbox and/or tray organizer for material.
- Five IB FDR/QDR (?) Switches
- Cable organizer for below ethernet/infiniband switches.
- Cables (power, ethernet/colors, infiniband)
- Gloves for everyone
- Enough IBM 2TB disks for safety spares.
- Rack-mounted VGA console
- Rail arms for IBM machines
Rack Layout
This is the layout of the new Island:
Inventory
The list of things to move.
Server types:
Total: 121 machines
Briefing of network connectivity:
- 62 IB cables (+36 WN extension)