back-end processing
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4th SKADS Workshop, Lisbon, 2-3 October 2008
Back-end ProcessingBack-end Processing
André W. Gunst
4th SKADS Workshop, Lisbon, 2-3 October 2008
April 2005April 2005 April 2005April 2005
4th SKADS Workshop, Lisbon, 2-3 October 2008
First fringesFirst fringes
September 2006September 2006
4th SKADS Workshop, Lisbon, 2-3 October 2008
July 2008July 2008
4th SKADS Workshop, Lisbon, 2-3 October 2008
August 2008August 2008
4th SKADS Workshop, Lisbon, 2-3 October 2008
LOFAR Signal Proc. OverviewLOFAR Signal Proc. Overview
4th SKADS Workshop, Lisbon, 2-3 October 2008
4th SKADS Workshop, Lisbon, 2-3 October 2008
LOFAR Back-end ProcessingLOFAR Back-end Processing
4th SKADS Workshop, Lisbon, 2-3 October 2008
Technology documentTechnology document
4th SKADS Workshop, Lisbon, 2-3 October 2008
Typical SKA back-end proc.Typical SKA back-end proc.
4th SKADS Workshop, Lisbon, 2-3 October 2008
SKASKA
• “The more data you generate the more reduction is required”
• # images / astronomer ~ constant
• 10 TB/s for ~ 1000 radio astronomers 10 GB/s per astronomer to handle
4th SKADS Workshop, Lisbon, 2-3 October 2008
4th SKADS Workshop, Lisbon, 2-3 October 2008
Happy customers …Happy customers …
4th SKADS Workshop, Lisbon, 2-3 October 2008
ConclusionsConclusions
• Lots of lessons learned
• Ready to write them up
• Different technologies required in SKA
• Specific domain software will be part of the system
4th SKADS Workshop, Lisbon, 2-3 October 2008
CS010 CS001CS008 CS016
The Happy End
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