CESR Cluster Maintenance - 10 AM to 12 PM (Noon) on Tuesday, 7-Nov-2017

The CESR Cluster will be rebooted at 10 AM on Tuesday. This is necessary to reconfigure underlying protocols to ensure quick recovery after an unplanned power outage. CESR Online services and computers may be intermittent until Noon.

To receive updates on this and other CESR computer work, consider subscribing to the classe-acc-comp-l mailing list.

CLASSE Accelerator Repository Server Upgrade - 10 AM to 5 PM on Monday, 13-Nov-2017

The CLASSE Accelerator Repository Server ( will be upgraded to version 1.9.3 from the current 1.7.14 version. The Server will be down on Monday, 13-Nov-2017, starting at 10 AM and will not be available until after the upgrade is complete at 5 PM.

Please send any questions to

Windows 10 - CLASSE Windows new default

Starting immediately, Windows 10 will be installed on all new CLASSE Managed Windows desktops and laptops. Despite our preliminary testing, the first few are sure to be a bit rocky, so please include some debugging time in new Windows desktop or laptop deployment plans.


CLASSE GRID software has been updated to simplify adding new launchers, and for use from Linux and Mac computers, not just from Windows. For more information, see the updated documentation:

Oft Overlooked features in Zoom

Linux Package Updates

The following software package updates are now available under both Scientific Linux 6 and Scientific Linux 7:

  • Ansys (and AnsysEM) 18.2.0, please see AnSys
  • Blender 2.79 (Scientific Linux 7 only), please see BlenderRender
  • emacs 25.3.1 (using gtk2, for Scientific Linux 7 only), please see LinuxSupport
  • GNU GCC 5.3.1 in Red Hat Developer Toolset 4.1, please see Red_Hat_Developer_Toolset_4.1
  • ImageJ 151r (java 1.8.112), please see ImageJ
  • Qt 5.7.1 (with Qt Creator), please see Qt5Devel
  • Sage 8.0, please see SageMath
  • TeX Live 2017 - updated 03-Nov-2017, please see LaTeX
  • Texmaker 5.0.2, please see LaTeX

For more information about installed Scientific Linux 6 and Scientific Linux 7 software, please see:

General network and server maintenance will occur every Tuesday from 12:00 noon to 2:00 PM. The CLASSE-IT group will always announce any expected disruptions in our NewsLetter and via CLASSE-IT-NEWS-L, but with the size and complexity of our network there is always the potential for something to go wrong. We will do our best to contain all network maintenance and planned outages to Tuesdays from 12:00 noon to 2:00 PM.

Unless other arrangements have been made, CLASSE-managed Windows systems may be updated and rebooted on Tuesday morning at 2:00 AM, so please avoid critical or lengthy operations at that time. For more details, please see SystemExpectations.

Questions or problems? Submit a service request.

Other resources:

Topic revision: r8 - 06 Nov 2017, WilliamBrangan
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