Network weathermap of a fiber ISP

Views in this map

1. 1
   The networkFour ways in, two cores and three rings of hubs serving 91,900 homes, by capacity.
2. 2
   9 p.m. peak470 Gbps at the evening peak. Transit A runs at 92% and the old video cache at 90%.
3. 3
   With more cachesEight cache servers send films from inside the network. Transit A falls to 26%.
4. 4
   East ring cutA digger cuts E1–E2 at 9:14 p.m.: Harlow Road is fed the long way, at 97%.
5. 5
   Harlow RoadOne fiber, one splitter, 32 homes: a film’s last mile from the hub to a TV.

The network ‹ › 9 p.m. peak ‹ › With more caches ‹ › East ring cut ▸ Harlow Road

Flows to play

• ▷
  A film on Friday nightA 4K film for 14 Harlow Road at the peak, over Transit A while the caches are full. In the 9 p.m. peak view.
• ▷
  A film on Friday nightThe same film once eight cache servers are in: it never touches transit. In the With more caches view.
• ▷
  The long way roundHow Harlow Road stays online when its span to E1 is cut. In the East ring cut view.
• ▷
  The last mileA film from the Harlow Road hub to the living-room TV. In the Harlow Road view.

The model behind it

51 records of 10 types. Every box on the map is one of them, so the filters and the record panel read the same data.

• Links 21
• Hubs 10
• Ways in 4
• Services 3
• Home devices 3
• Core routers 2
• Last mile 2
• 3 more types 6

Filters

Ring and Role: pick a value and everything else fades.