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TOUR. République et Canton de Neuchâtel Population: 140,000. Commune de Lignières: Population 903 47° N 7° E 806 m. That commute is a killer!. Captain Nemo’s Swimming Pool. Lady Ada’s Washing Machine. Fibre Ethernet and ISDN hub in house/cave.

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TOUR

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  1. TOUR

  2. République et Canton de Neuchâtel Population: 140,000

  3. Commune de Lignières: Population 903 47° N 7° E 806 m

  4. That commute is a killer!

  5. Captain Nemo’s Swimming Pool

  6. Lady Ada’s Washing Machine

  7. Fibre Ethernet and ISDN hub in house/cave

  8. throop.fourmilab.ch: much used when snow is deep! SPARCstation 2: manufactured in 1990

  9. The stairs of summer.

  10. diesse.fourmilab.ch: Solaris development machine

  11. ovni.fourmilab.ch: Linux/Windows 98 development

  12. jura.fourmilab.ch: SGI Indigo² and kropotkin.fourmilab.ch Win98/Linux laptop

  13. Backup compute servers

  14. Electronics workbench

  15. RJ-45 Cat. 5 / ISDN phone patch panel 2 Mb/sec leased line Internet connection

  16. Conference Room

  17. Hall of the Servers

  18. throoput.fourmilab.ch firewall: 1990 SPARCStation 2 (twin of throop.fourmilab.ch)

  19. moby.fourmilab.ch: “Inside” file and compute server Sun Enterprise 3500 4 x 336 Mhz UltraSPARC CPU 2 Gb RAM 18 Gb double-redundant RAID mirrored system drives 67 Gb RAID-5 user file area On-line hot spare backs up both system and user drives DLT-7000 site-wide backup tape drive 8mm 20/40 Gb utility tape drive

  20. vitesse.fourmilab.ch: “Outside” server—Web, FTP, Mail, DNS Sun Enterprise 3500 4 x 300 Mhz UltraSPARC CPU 1 Gb RAM 27 Gb triple-redundant RAID mirrored file systems with online hot spares.

  21. HotBits server: radioactive random number generator (1989 vintage Compaq 386/20)

  22. Second generation HotBits generator: COTS 137Cs 661.6 keV gamma source and detector: 90 bytes/second

  23. View from computer room. Well, what do you expect? It’s Switzerland.

  24. Bloody Ark of the Covenant: you can’t ever find it when you need it!

  25. 250 kW dedicated power substation

  26. Fourmilab welcome mat

  27. Fire hose and CO2 extinguisher on each floor, fire and blast doors between rooms, anti-static floor

  28. 1000 Kg capacity elevator Ding, ding -- ding ding, ding ding.

  29. 250 kW furnace, able to heat building and 4 adjacent houses. 18,000 litre heating oil cistern (approx. 2 year supply).

  30. Hack hydraulics? Sure, but it’ll take lots of valves and pumps--no problem!

  31. High-bay and 1600 Kg capacity crane

  32. 250 kW main power panel (Fuses at bottom right are 380 V 400 A 3)

  33. 2 ×75 kW diesel generator room; elevator control box

  34. Library

  35. But what…more?

  36. 70,000 l subterranean water cistern

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