CMS Computing at INFN Trieste

Setup

• source source /afs/infn.it/ts/project/cms/cms_env.(c)sh
• source source /afs/infn.it/ts/project/cms/CRAB/crab.(c)sh
• source source /afs/infn.it/ts/project/cms/LCG/cms_ui_env.(c)sh

Our resources

• 2 farm batch nodes
  • farm015.ts.infn.it
  • farm016.ts.infn.it
• A node for interactive activities
  • farm022.ts.infn.it
• service server to run FroNtier (squid) and PhEDEx
  • farmsrv.ts.infn.it
• cms disk on global NAS: /cms/...
• cms disk on GPFS: /gpfs/cms/...
• cms scratch on GPFS: /scratch/cms/....

Access to Resources

grid

• use local UI or CERN UI to submit to grid
• local grid site: INFN-TS, is a Tier3 in CMS, named T3_IT_Trieste

Local farm

• need to be logged on a farm node to submit jobs using LSF
• login with ssh farmts.ts.infn.it (or ssh farm039.ts.infn.it, ssh farm040.ts.infn.it)
• CMS disk space is on GPFS under /gpfs/cms
• user's space is in /gpfs/cms/users/
• queues
  • default queue (normal) is the one to use in general
  • ts_cms is reserved to cms users, but little resources
  • cms for cms jobs cominig via grid
  • useful commands: bsub, bqueues, bjobs, bpeek

Local disks

• for /cms & /gpfs/cms & /afs/infn.it/ts/project/cms ask Giuseppe Della Ricca

Monitor

• local LSF monitor
• CMS monitor for T3_IT_Trieste via SiteStatusBoard
• direct link to CMS SAM tests for Trieste

Operations/Maintenance

Squid

• log on farmsrv.ts.infn.it as user dbfront (ask Benigno or Stefano for password)
• look at AAAREADME (accessible on any host since home directory is shared)

PhEDEx

• log on farmsrv.ts.infn.it as user phedex (ask Benigno or Stefano for password)
• To start service(s):
  • Master -config ./SITECONF/T3_IT_Trieste/PhEDEx/Config.Dev start
  • Master -config ./SITECONF/T3_IT_Trieste/PhEDEx/Config.Debug start
  • Master -config ./SITECONF/T3_IT_Trieste/PhEDEx/Config.Prod start
• To stop service(s):
  • Master -config ./SITECONF/T3_IT_Trieste/PhEDEx/Config.Dev stop
  • Master -config ./SITECONF/T3_IT_Trieste/PhEDEx/Config.Debug stop
  • Master -config ./SITECONF/T3_IT_Trieste/PhEDEx/Config.Prod stop

-- StefanoBelforte - 20 Jul 2008