NG1

Responsible Person

Graham Jenkins, GrahamJenkins VPAC

Technology Summary and Contents

• CentOS Linux 4.4
• VDT 1.6.1a with Globus Toolkit 4.03 (pre web-services) and Prima Auth Module 0.5

Basic Install Instructions

• Build the basic Xen guest for NG1 using the procedure shown in XenInstall and set-up networking, user authentication and user directory mounts in accordance with local conventions
• If you don't wish to install the torque-client package from the APAC repository, install an appropriate equivalent now; the VDT installer programs expect to find executables like 'qstat'
• Apply for and install a host certificate (and key) for the machine as shown at: http://www.vpac.org/twiki/bin/view/APACgrid/HostCertRequestAPAC
• Also check that it is listed in /etc/hosts.equiv on your cluster head-node(s)
• Login as root, set http_proxy if appropriate, then perform the following operations:
• yum install Gbuild
• /usr/local/sbin/BuildNg1Vdt161.sh .. and answer 'y' to the cache question
• You will also need to supply the name of a local GUMS server such as: nggums.vpac.org
• Take note of the instruction in relation to 'pbs.pm' and which will appear when installation finishes
• Submit some test jobs, check records in: /opt/vdt/globus/var/globus-gatekeeper.log

Audit Capability

• Submit some more test jobs to local PBS queues
• Check that corresponding records are appended to: /var/log/Grid_.log
• The contents of this file will be emailed to the GOC each night by: /etc/cron.daily/logrotate

If You Need To Re-Install The VDT Components

• Login as root and do: vdt-control --force --off
• Then: mv /opt/vdt /opt/vdt.`date +%s`
• And: rm -f /etc/grid-security/prima-authz.conf
• You can then set http_proxy if appropriate and re-run: BuildNg1Vdt161.sh as outlined above