N.S. Astakhov, S.D. Belov, I.N. Gorbunov, P.V. Dmitrienko, A.G. Dolbilov, V.V. Trofimov, E.A. Tikhonenko, S.V. Shmatov, V.V. Strijov, V.E. Zhiltsov, V.V. Korenkov, V.V. Mitsyn, T.A. Strizh
The review of the distributed computing infrastructure of the Tier-1 sites for the CMS experiments at the LHC is given. The special emphasis is placed on the main tasks and services of the Tier-1 site which is under construction in the Joint Institute for Nuclear Research in Dubna.