2017-06-30 00:16:36: The maintenance was a success and Blue Waters was returned to service at 11:55pm, with login nodes returned earlier by 10pm. Though critical security patches warrant such short notice interruptions, we apologize for any inconvenience this may have caused. Have a safe and happy Independence Day.
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Update: Blue Waters was returned to service at 11:55pm. Blue Waters will undergo emergency maintenance today, beginning at 6pm until 2am tomorrow in order to apply a critical
Congratulations to Paul Morin and the ArcticDEM project at the Polar Geospatial Center who used Blue Waters to help with an  impact analysis of an earthquake and accompanying tsunami that
Blue Waters had a component failure and HSN quiesce began around 09:30 AM CT. Job scheduling was paused to isolate the failing components and then resumed. System support staff are
We are experiencing a slow scratch filesystem that started Monday at 11:30AM. We are working toward a resolution. UPDATE: The slow scratch issue was resolved at 1:16PM
We are encountering instability on the login nodes.  The issue is causing high artifical load, and simple commands like "w" and "ps" would hang.  We will be
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