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14 May, 2012
Due to delays in integrating the new Sandy Bridge processors, the dedicated time to clean the Pleiades InfiniBand fabric will take place the week of May 21st instead of this week.
The new dedicated time schedule is:
Pleiades: 7:00 a.m., May 21, to 10:00 p.m., May 26, 2012 (Pacific...
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26 Apr, 2012
Training materials are now available for the webinar "Getting an Account to use Resources at NAS," which was held April 25, 2012. You can download a PDF of the slides presented, and follow along with an accompanying MPEG file of the recorded audio session. See Past Webinars Available for...
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11 Apr, 2012
Training materials are now available for the webinar "Simple Automated File Transfers Using SUP and Shift," which was held April 04, 2012. You can download a PDF of the slides presented, and follow along with an accompanying MPEG file of the recorded audio session. See Past Webinars Available for...
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05 Apr, 2012
International Data Corporation (IDC) has recently announced a call to recognize high returns on investment in the HPC user community. This is an excellent opportunity for you to showcase the advances in your areas enabled through the utilization of HECC assets at NAS.
IDC has made the process...
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12 Mar, 2012
New SecurID RSA tokens have been distributed to local and remote users who had tokens that expire in 2012, 2013, or 2014. If your token has an expiration date of one of these years and you did not receive a new token, please contact the NAS Control Room at (800) 331-8737 or (650) 604-4444 or email...
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06 Mar, 2012
As part of the next upgrade to Pleiades 1,728 Intel Sandy Bridge nodes will arrive at the NAS facility on March 30th. Each node contains two Intel Xeon E5-2670 processors with 8 cores each (16 cores per node).
Once the new nodes are operational, they are expected to result in approximately...
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27 Feb, 2012
Recently, NAS systems engineers augmented 21 Westmere nodes with additional memory. Previously, all Pleiades Westmere nodes had 24 GB of memory per node, so a job that required more than 24 GB/node would not run. Now, 4 nodes are equipped with 96 GB/node and 17 nodes have 48 GB/node. The...
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15 Feb, 2012
A new utility, called Shift, is now available to help you automate the reliable transfer of data within the NAS enclave and to external locations.
Shift (Self-Healing Independent File Transfer) selects the highest performance method to transfer your data, automatically validates data integrity,...
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08 Feb, 2012
A new monitoring tool that provides users with an easy-to-understand picture of network utilization across various front-end and storage systems is now available online.
You can use this tool to determine the optimal (least utilized) system to use when performing either remote or local data...
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06 Feb, 2012
Training materials are now available for the webinar "I/O" Tips & Techniques" held January 11, 2012. You can download a PDF of the slides presented, and follow along with an accompanying MPEG file of the recorded audio session. See Past Webinars Available for Playback.
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02 Feb, 2012
Starting February 6, 2012, all SecurID RSA tokens assigned to local and remote users and that expire in 2012, 2013, or 2014 will be replaced with new tokens.
If you are among the users whose tokens will be replaced, you will be notified directly via e-mail. Tokens will be mailed to the address...
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10 Jan, 2012
The mass storage system Lou2 will be in dedicated time from 13:00 to 17:00 on Wednesday, January 18, 2012, for the installation of new
hardware. Please plan accordingly.
If you have any questions or need assistance please contact the Control Room at (800) 331-8737, (650) 604-4444, or...
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06 Jan, 2012
We start off the new year with a new web-based user training session, "I/O: Tips & Techniques" on Wednesday January 11, 2012 at 11am PT.
This webinar covers the various aspects of I/O at NAS, including such things as:
Getting data to/from NAS
Configuring Lustre settings based on...
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02 Dec, 2011
Our series of web-based user training sessions continues with "Where Should I Run My Job?" on Wednesday December 7, 2011 at 11am PT.
This webinar covers various aspects of where to run jobs on Pleiades. The available hardware resources (in particular, the three processor types used on Pleiades)...
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08 Nov, 2011
NASA has selected the next-generation SGI® ICE high performance computing platform to extend the computational capability of the Pleiades supercomputer, operated by the NASA Advanced Supercomputing Division at Ames Research Center. The expansion will take place in the first quarter of 2012,...
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28 Oct, 2011
Whamcloud, Inc., has announced a Lustre support contract with the NASA Advanced Supercomputing (NAS) Division at Ames Research Center, to provide better operational continuity for NAS's high-performance computing environment. Lustre, the massively parallel open source file system, is used...
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27 Oct, 2011
HECC has designed a series of new, web-based training sessions (webinars) to help users get the most benefit from their computational time on NAS systems.
The first session will be especially relevant for new users, and may serve as a refresher if you're already somewhat familiar with the NAS...
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13 Oct, 2011
WHAT: RSA SecurID Token PINs changing to 8 alphanumeric characters
WHEN: 5:00 a.m. PDT, Tuesday November 1st
NAS will be changing RSA SecurID token PINs to 8 alphanumeric characters. If you do not already have an 8-character PIN that complies with the new requirement, your token will be set to...
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14 Sep, 2011
Curious about the behind-the-scenes work to keep our world-class supercomputing facility operating smoothly? Take a look at this year's online collection of HECC monthly reports, which highlight:
Support for selected NASA science and and engineering projects
Upgrades to high-end...
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25 Aug, 2011
If you're experiencing slow file transfer rates, you may be able to increase network performance an order of magnitude or more using a few simple techniques.
You can find some quick tips in a new HECC Knowledge Base article, "Increasing File Transfer Rates."
Of course, if you would like...
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