“The Grid” Gatekeeper / Batch Scheduler Workers Worker Node Workers Worker Node Submitter Site Gatekeeper / Batch Scheduler

Submitter condor grid_manager GRAM Auth ?.gass_cache input files.globus/job/`hostname/X.Y/ Submit file X509 proxy Fork jobmanager Grid_monitor Batch jobmanager Batch submit Globus-job-manager

#!/bin/sh for in `grep “:\/home” /etc/passwd | awk –F: ‘{print $6}’ `; do /usr/bin/tmpwatch 120 $i /usr/bin/tmpwatch 120 –d /opt/osg/globus/tmp done