XrootdTier3

Introduction

The ATLAS Tier 3 program has established a number of working groups. The ATLAS Tier 3 Xrootd working group was formed to evaluate Xrootd as a distributed storage system for Tier 3 clusters. This page organizes a bit of information regarding that activity.

Testing using the ITB (April-May 2010)

• DeployXrootdITB
• Tests of the VDT-based installation instructions using itb2.uchicago.edu and itb3.uchicago.edu and the ITB 1.1.20 cache (http://vdt.cs.wisc.edu/releases/2.0.0/release-p16.html).

Testing the production release (June 2010)

• DeployXrootdProto
• Tests of the VDT-based installation instructions using the UC prototype Tier 2 cluster and the production VDT release

Setup at MWT2_IU

• XrootdTestbedDescription

Benchmark jobs

• JoesROOTBenchmark
• DougsBenchmark

References

• ATLAS Tier 3 Xrootd working group page: https://twiki.cern.ch/twiki/bin/view/Atlas/XrootdTier3
• ATLAS Tier 3 Xrootd VDT-based instructions: https://twiki.cern.ch/twiki/bin/view/Atlas/XrootdVDT
• Notes from OSG Tier 3 group: https://twiki.grid.iu.edu/bin/view/Tier3/XrootdInstall
• MWT2 WAN Xrootd testing notes, ClusterUnification (protected)

-- RobGardner - 22 Mar 2010