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News
Reduction in Sandy Bridge Capacity Starting Dec. 19
12 Dec, 2022
The number of Pleiades Sandy Bridge nodes available for production use will be reduced from 1,440 nodes to 936 nodes on Monday, December 19, at 10:00 a.m. (Pacific Time). If you use Sandy Bridge nodes, we recommend you update your workflow to...
Dedicated Time for All NAS Systems on Dec. 7
30 Nov, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Wednesday, December 7, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching. The following services will be affected: Aitken, Pleiades,...
NEC Vector Engine Tutorial on Dec. 6
14 Nov, 2022
HECC has deployed a testbed environment comprising a NEC SX-Aurora TSUBASA system hosting two nodes of NEC Vector Engines. To support current and future users who would like to evaluate the system for their needs, all NAS users are invited to a...
Dedicated Time for All NAS Systems on Nov. 8
24 Oct, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Tuesday, November 8, from 6:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching. The following services will be affected: Aitken, Pleiades,...
Aitken Dedicated Time Scheduled for Nov. 2-3
07 Oct, 2022
Aitken is scheduled for dedicated time from Wednesday, November 2 at 6:30 a.m. through Thursday, November 3 at 10:00 p.m. (Pacific Time). During the dedicated time, no jobs will run, and Aitken will be unavailable. For helpful information about...
Suspend/Resume of All Computing and Mass Storage Systems on October 4
21 Sep, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Tuesday, October 4, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching. The following services will be affected: Aitken, Pleiades, Electra,...
Update: All Rome Nodes Change to TOSS 4 on Sept. 9
29 Aug, 2022
On Friday, September 9, at 8:00 a.m. (Pacific Time), due to NASA security requirements, the default operating system for all of Aitken's Rome nodes will be changed from TOSS 3 (Red Hat Enterprise Linux-based Tri-Lab Operating System Stack Version...
Suspend/Resume of All Computing and Mass Storage Systems on August 30
15 Aug, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Tuesday, August 30, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching. The following services will be affected: Aitken, Pleiades, Electra,...
Results of 2021 User Survey Now Available
12 Aug, 2022
In 2021, 196 users participated in a survey that addressed 12 HECC service areas. A summary of the survey results is now available, including information on key areas targeted for improvement over the next year: Short-term storage Job...
NVIDIA K40 (Sandy Bridge Nodes) to be Decommissioned on September 1
12 Aug, 2022
The High-End Computing Capability (HECC) Project continually examines the cost effectiveness of operating its resources. After careful analysis, we have determined that it is no longer cost effective to support the NVIDIA K40 (Sandy Bridge) system,...
August 2: Dedicated Time for All NAS Systems and Lou
22 Jul, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Tuesday, August 2, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching. The following services will be affected: Aitken, Pleiades, Electra,...
Dedicated Time for PFEs on July 26-27
20 Jul, 2022
The Pleiades front ends (PFEs) will be placed in dedicated time for software patching according to the following schedule: pfe20-23: Tuesday, July 26, 12:00 p.m. - 5:00 p.m. (Pacific Time) pfe24-27: Wednesday, July 27, 12:00 p.m. - 5:00 p.m....
Update: Lou is Now Available—Dedicated Time has Completed
18 Jul, 2022
The Lou mass storage will be unavailable today, July 18, from 3:00 p.m. to 5:00 p.m., Pacific Time, in order to resolve a filesystem issue. We apologize for the inconvenience. If you have any questions, please contact the NAS Control Room at...
Reminder: Requests for Computing Time for the 2023 Operational Year Due July 20
13 Jul, 2022
All NASA mission directorates—Aeronautics Research Mission Directorate (ARMD), Exploration Systems Development Mission Directorate (ESDMD), NASA Engineering and Safety Center (NESC), Science Mission Directorate (SMD), Space Operations Mission...
Reminder: Apply by July 20 for the 2022 NASA GPU Hackathon
08 Jul, 2022
If you’re thinking about porting to Graphics Processing Units (GPUs) or if your NASA application is already using GPUs and you could use help getting to that next level of performance, consider applying to participate in the 2022 NASA GPU...
FY2021 HECC Annual Report Now Available
08 Jul, 2022
Browse through a collection of NASA-supported science and engineering projects showcased in the High-End Computing Capability (HECC) Annual Report for Fiscal Year 2021. The 40 highlighted activities—covering aeronautics, space exploration, Earth...
July 6: Suspend/Resume for All NAS Compute Systems, Dedicated Time for Lou
29 Jun, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Wednesday, July 6, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate urgent system patching. The following services will be affected: Aitken, Pleiades,...
June 24: License Server Replacement
23 Jun, 2022
On Friday, June 24 at 9:00 a.m. (Pacific Time), we will bring online a new set of license servers for the following commercial software packages: ANSA, ANSYS, ConvergeCFD, FastX2, FieldView, IDL, Intel Compilers, Mathematica, MATLAB, PGI Compilers,...
Reminder: June 16: Suspend/Resume for All NAS Compute Systems, Dedicated Time for Lou
15 Jun, 2022
All NAS computing systems and the Lou mass storage system will be unavailable on Thursday, June 16, from 10:00 a.m. to 11:59 p.m. (Pacific Time) to facilitate system patching. The following services will be affected: Aitken, Pleiades, Electra,...
New Licensed Anaconda Software Environments Available June 14
03 Jun, 2022
Starting June 14, the conda environments used for machine learning will be provided under an Anaconda site license. General usage of the software will not change; however, there will be changes to the following procedures: Cloning conda...
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