Download - USQCD regional grid
USQCD regional gridUSQCD regional grid
Report to ILDG 16Report to ILDG 16
04 March 201104 March 2011
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US Grid UsageUS Grid Usage Fermilab repository contains about 42,000 Fermilab repository contains about 42,000
configurations in ILDG format (MILC asqtad configurations in ILDG format (MILC asqtad and HISQ, LHPC Nf=2 anisotropic clover and HISQ, LHPC Nf=2 anisotropic clover and RBC-UKQCD DW).and RBC-UKQCD DW).
Configurations accessible to members of Configurations accessible to members of the “ILDG” VO (read only) and the “LQCD” the “ILDG” VO (read only) and the “LQCD” VO (read/write).VO (read/write).
Most consumers of the US lattices do not Most consumers of the US lattices do not use the ILDG infrastructure.use the ILDG infrastructure. US members of ILDG VO: 11, LQCD VO: 4US members of ILDG VO: 11, LQCD VO: 4
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US infrastructureUS infrastructure• Steady-state operations, no developmentSteady-state operations, no development• ILDG Metadata and file catalogs located at ILDG Metadata and file catalogs located at
Jlab (B. Joo).Jlab (B. Joo).• Single storage element is Fermilab Single storage element is Fermilab
dCache / enstore tape system (J.S.).dCache / enstore tape system (J.S.).• Leverage 24x7 operations provided the Leverage 24x7 operations provided the
experimental programexperimental program
• ILDG portalILDG portal http://usqcd.jlab.org/mdc-web-http://usqcd.jlab.org/mdc-web-clientclient
• Info page Info page http://www.usqcd.org/ildg/http://www.usqcd.org/ildg/• Monitoring Monitoring INCA?INCA?
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Gauge ConnectionGauge ConnectionWeb portal for sharing gauge configs.Web portal for sharing gauge configs.• http://qcd.nersc.gov/http://qcd.nersc.gov/• Managed by J. Hetrick (MILC).Managed by J. Hetrick (MILC).• Gauge archive file format predating ILDG.Gauge archive file format predating ILDG.• MILC ILDG files copied from FNAL (private MILC ILDG files copied from FNAL (private
now)now)• Site not yet integrated into ILDGSite not yet integrated into ILDG• Work needed to modernize web siteWork needed to modernize web sitePart of NERSC “Science Gateway” project.Part of NERSC “Science Gateway” project.http://www.nersc.gov/nusers/services/Grid/SG/sg.phphttp://www.nersc.gov/nusers/services/Grid/SG/sg.php
US Funding and StaffingUS Funding and Staffing• Total direct US funding level for ILDG Total direct US funding level for ILDG
activities continues to be $0activities continues to be $0
• ILDG activities in US funded indirectly out ILDG activities in US funded indirectly out of USQCD or lab budgetsof USQCD or lab budgets
• Effort depends upon very small number of Effort depends upon very small number of volunteersvolunteers
• SciDAC proposals do not mention ILDG SciDAC proposals do not mention ILDG and the program only funds software and the program only funds software developmentdevelopment• ILDG format derivative of SciDAC formatILDG format derivative of SciDAC format
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