Un article de lcgwiki.
Jump to: navigation, search

ARC-CE/HT-Condor : Installation, Configuration Recipes



  • NTP
  • Local accounts or NIS (ypbind)
  • Host certificate for the ARC-CE


  • Install HT-Condor and configure the ARC-CE as a HT-Condor submitter
  • Add firewall rule to allow condor communications
 firewall-cmd  --permanent --zone=public --add-port=9618/tcp
  • Test HT-Condor submitter


  • Configure repositories
  • Install ARC-CE
  • Add firewall rules for ARC-CE


ARC-CE configuration file

Configuration LCMAPS/LCAS (mapping)

Start(Stop) ARC-CE services

Start the gridftp service

systemctl start gridftpd.service

Start ARC-CE service (a-rex)

systemctl start a-rex

Start Information service (BDII/LDAP)

systemctl restart nordugrid-arc-ldap-infosys.service


Testing the Information service

UI>arcinfo -c
Computing service: MINIMAL Computing Element (production)
 Information endpoint: ldap://,o=grid
 Information endpoint: ldap://
 Submission endpoint: gsi (status: ok, interface: org.nordugrid.gridftpjob)
UI>ldapsearch -x -H ldap:// -b mds-vo-name=local,o=grid
# extended LDIF
# LDAPv3
# base <mds-vo-name=local,o=grid> with scope subtree
# filter: (objectclass=*)
# requesting: ALL
# local, grid
dn: Mds-Vo-name=local,o=grid
objectClass: Mds
Mds-Vo-name: local
Mds-validfrom: 20171018071546Z
Mds-validto: 20171018081546Z
#, local, grid
nordugrid-cluster-totalcpus: 8
ldapsearch -x -H ldap:// -b o=glue
# extended LDIF
# LDAPv3
# base <o=glue> with scope subtree
# filter: (objectclass=*)
# requesting: ALL
# glue
dn: o=glue
objectClass: organization
o: glue
# services, glue
dn: GLUE2GroupID=services,o=glue
objectClass: GLUE2Group
GLUE2GroupID: services

ARC-CE/HT-Condor for HPC

External links