Virtual Machines working group

From PDP/Grid Wiki
Jump to navigationJump to search

Meetings

Kick-off <date> agenda minutes

Presentations

Open Issues

  • Network Address Translation - What is the load?<br\>
  • Virtual Machine Isolation - Prohibit internal network connectivity with IPTables.<br\>
  • Image repository - Storage Area Network or distributed over worker nodes.<br\>
  • Policy document<br\>

Infrastructure

I am setting up a testbed to investigate technical issues related to virtual machine management.

Hardware and Operating Systems

  • 2 Dell 1950 machines, dual CPU, 4 cores per CPU
    • One machine has a Centos-5 installation
    • One machine has a Debian-squeeze installation

Software

  • Centos-5 comes with Xen 3.0
  • Debian-squeeze comes with Xen 3.3
    • Debian-squeeze Xen packages have a problem with tap:aio.
Fix:<br\>
ln -s /usr/lib/xen-3.2-1/bin/tapdisk /usr/sbin<br\>
echo xenblktap >> /etc/modules
  • Opennebula has been installed following this guide