FermiGrid Matchmaking Service Neha Sharma (on behalf of FermiGrid group) Fermilab

1. FermiGrid Matchmaking Service Neha Sharma (on behalf of FermiGrid group) Fermilab Fermilab Grid Users Meeting -March 26’ 2007

2. What is it? • A service that matches incoming jobs against the various compute resources available at the time when the job is submitted. • Deployed on FermiGrid Central Gateway. Fermilab Grid Users Meeting -March 26’ 2007 2

3. Setup FermiGrid Central Gateway Condor collector/negotiator Matchmaking service Advertises information Information Gatherer (fermigrid4) classad CEMonitor GIP cmsosg-ce d0cabosg2 fcdfosg1 fcdfosg2 fngp-osg Fermilab Grid Users Meeting -March 26’ 2007 4

4. Why should I use it? Increased Control/Flexibility User may have specific preferences Job may have specific requirements Less things to keep track of …such as available resources Fermilab Grid Users Meeting -March 26’ 2007 3

5. Requirements • GLUE Schema • GlueCEInfoJobManager • GlueCEStateFreeJobSlots • Condorsubmit • requirements • arguments • Extra Globus RSL attributes • job_type • max_wall_time Fermilab Grid Users Meeting -March 26’ 2007 7

6. User submits Job FermiGrid Central Gateway fermigrid1.fnal.gov/jobmanager-condor Matchmaking Service (fermigrid1.fnal.gov) • Parses the various requirements • Matches the job against available resources • Submits the job to the matched cluster gatekeeper fngp-osg cmsosg-ce d0cabosg2 fcdfosg1 fcdfosg2 condor condor pbs condor condor Fermilab Grid Users Meeting -March 26’ 2007 5

7. How can I use it? 3 Easy Steps Step 1) Read the documentation http://fermigrid1.fnal.gov/matchmaking.html Step 2) Create your submit file Step 3) Submit your job to fermigrid1.fnal.gov/jobmanager-condor Fermilab Grid Users Meeting -March 26’ 2007 6

8. Documentation and Support • Documentation is available at http://fermigrid1.fnal.gov/matchmaking.html • Email: helpdesk@fnal.gov Fermilab Grid Users Meeting -March 26’ 2007 8

9. Questions? Fermilab Grid Users Meeting -March 26’ 2007 9