Helix Transition on 16-17 June 2008 (Helix)

During the evening/early morning of 16-17 June 2008, helix.nih.gov will
transition from an SGI Origin 2400 running the Irix operating system to 
a 16-processor Sun Opteron running Red Hat Enterprise Linux 5.

This transition will affect all Helix, Biowulf and Doublehelix users.  

The webpage http://helixweb.nih.gov/helix-transition.html has details about the transition for each group of users:

Users who have a Helix account and do not have a Biowulf or Doublehelix account.
Users who have a Helix and Doublehelix account (and may or may not have a Biowulf account).
Users who have a Helix and Biowulf account, and do not have a Doublehelix account