Information and accounting systems Lauri Anton
Overview SLURM Grid information services ARC CE and its services Information indexing Accounting records Service monitoring Authorization services
AAA AAA Authentication, Authorization, Accounting AAI Authentication and Authorization Infrastructure Who is allowed to do what, how much she did it? AAA pieces in University of Tartu Central Personal Database Central User Database Various Monitoring Tools http://mascot.hpc.ut.ee/accounting/
Grid Grid is securely share distributed resources (computation, storage, etc) so that users can collaborate within Virtual Organisations (VO):
Information services Maintains information about hardware, software, services and people participating in a Virtual Organization Should scale with the Grid s growth Sharing jobs Logging and accounting Monitoring
SLURM overview
Mobile Access Desktop G R I D M I D D L E W A R E Supercomputer, PC-Cluster Data-storage, Sensors, Experiments Visualization Internet, networks
Grid foundations
Information services Maintains information about hardware, software, services and people participating in a Virtual Organization Should scale with the Grid s growth Sharing jobs Logging and accounting Monitoring
Real Life - Services in ARC CE
ARC Computing Element (CE) Universal frontend for different batch systems Standard and custom interfaces Status information publishing File handling
ARC CE internals All services are only in the frontend Grid users are mapped to local identities
Grid Index Information service (GIIS) Tree-like hierarchy Three levels Top level Country level Site level LDAP database TOP GIIS TOP TOP GIIS GIIS GIIS EE GIIS FI GIIS GIIS SE DK SITE SITE GIIS SITE GIIS GIIS SITE SITE GIIS SITE GIIS GIIS SITE SITE GIIS SITE GIIS GIIS
NorduGrid monitor Information about all sites available at TOP level GIIS. Participating countries Site info Jobs info
Estonian Grid monitor http://monitor.grid.ee/ Information from Estonian top level GIIS Faster than NG monitor
SGAS SGAS SweGrid Accounting System Originally developed for SweGrid Now used also for other NGIs For local/ngi accounting
EGI accounting EGI accounting portal https://accounting.egi.eu Global view VO manager/member view Site admin view User view
Service monitoring Grid Configuration Database (GOCDB) Contains general info about the sites participating to the production Grid https://goc.egi.eu NGI information Contacts of sites and services
Service monitoring GOCDB site view Contacts Project info Networking info Location info List of services List of people
Service monitoring MyEGI Service Availability Monitoring Portal http://grid-monitoring.cern.ch/myegi/
Service monitoring NAGIOS monitooring SAM test Site status Trouble tickets
arcinfo ARC client tool for site info
Services in ARC CE
Grid acronyms EGI Glossary http://www.egi.eu/about/glossary/ Goole search helps EGI Security Policy Glossary of Terms https://documents.egi.eu/public/showdocument?docid=71
References Several pictures from Oxana Smirnova's presentation http://www.nordugrid.org/slides/20111207-oxana.pdf More information about information services: https://wiki.egi.eu/wiki/tools http://www.nordugrid.org/papers.html