WLCG site topology

WLCG REBUS is the live list of all the WLCG-contributing sites at Tier-0, Tier-1 and Tier-2 level.

WLCG sites (map-view)

You can share and download this map. It is automatically updated. Click on the [ ] to see map full-size and for sharing/download options.

WLCG sites map-view - activity

Snapshot of grid activity using our EGL application. Shows all WLCG live grid sites (Tiers 0, 1 & 2), links, data transfer and job activity over the last 10 minutes.

The LHC Optical Private Network also has a Google Earth real-time dynamic map  showing transfers between CERN and the Tier 1s.

Articles and webcasts



Images are available for free download. Please see conditions of use HERE.