The DZERO Level 3 data acquisition system

  • R. Angstadt
  • , G. Brooijmans
  • , D. Chapin
  • , M. Clements
  • , D. Cutts
  • , A. Haas
  • , R. Hauser
  • , M. Johnson
  • , A. Kulyavtsev
  • , S. E.K. Mattingly
  • , M. Mulders
  • , P. Padley
  • , D. Petravick
  • , R. Rechenmacher
  • , S. Snyder
  • , G. Watts

Research output: Contribution to journalArticlepeer-review

Abstract

The DZERO experiment began RunII datataking operation at Fermilab in spring 2001. The physics program of the experiment requires the Level 3 data acquisition (DAQ) system system to handle average event sizes of 250 kilobytes at a rate of 1 kHz. The system routes and transfers event fragments of approximately 1-20 kilobytes from 63 VME crate sources to any of approximately 100 processing nodes. It is built upon a Cisco 6509 Ethernet switch, standard PCs, and commodity VME single board computers (SBCs). The system has been in full operation since spring 2002.

Original languageEnglish (US)
Pages (from-to)445-450
Number of pages6
JournalIEEE Transactions on Nuclear Science
Volume51
Issue number3 I
DOIs
StatePublished - Jun 2004
Externally publishedYes

Keywords

  • Computer networks
  • Data acquisition
  • Monitoring
  • Physics
  • Triggering

ASJC Scopus subject areas

  • Nuclear and High Energy Physics
  • Nuclear Energy and Engineering
  • Electrical and Electronic Engineering

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