Mesa Lab / CISL Data Center - Shutdown Announcement

On Saturday, April 9th, 2011 the NCAR / CISL Data Center will be shut down to facilitate preventative maintenance on all infrastructure support systems.  This is the normal spring season down time for this purpose.  Please note this activity is a complete shut down, scheduled for 0600 hrs to 1800 hrs. (6 a.m. to 6 p.m.).  Some computing systems, depending on their function will begin their shutdown Friday afternoon / evening and the supercomputer systems will begin their shut down at 0001 (one minute after midnight) 04/8/2011.  Please make arrangements accordingly.

 Once all maintenance work is completed, the systems will be brought back up in their order of dependency.  CISL and FM&S (Facilities Management & Sustainability) maintain the twelve hour window to accomplish all tasks at hand.

 Basic networking for phone service will be available for the Mesa Lab during most of this maintenance window, however intermittent outages may occur. 

 The following services will be unavailable for all NCAR / UCAR sites from 5:30 a.m. to 6 p.m

Wireless networking

VPN and dialup

UCAR web

UCAS Token authentication (CRYPTOCard, Yubikey)

UCAS Password access for web and mail servers


UCAR Mail servers

 All office computer systems at the Mesa Lab need to be powered off before leaving work on Friday 04/8/2011.

Will this event be webcast to the public by NCAR|UCAR?: 
Announcement Timing: 
March 28, 2011 to March 29, 2011