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The CERN Analysis Facility - A PROOF Cluster for Prompt ... - Desy

The CERN Analysis Facility - A PROOF Cluster for Prompt ... - Desy

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How to use <strong>PROOF</strong><br />

• Files to be analyzed are listed in a chain<br />

( TTree/TChain)<br />

• <strong>Analysis</strong> written as a selector<br />

( TSelector)<br />

• Input/Output is sent using dedicated lists<br />

• If additional libraries are needed, these have to be<br />

distributed as packages ("par" = <strong>PROOF</strong> archive)<br />

Input Files<br />

(TChain) <strong>Analysis</strong><br />

Output<br />

Input<br />

(TList)<br />

(TSelector)<br />

(TList)<br />

<strong>CERN</strong> <strong>Analysis</strong> <strong>Facility</strong> - <strong>PROOF</strong> <strong>for</strong> prompt physics analysis - Jan Fiete Grosse-Oetringhaus 6

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