Welcome to the HPC web

This is a wiki home for high-performance computing at the NRAO. The area is still undergoing organizational changes but content in the Categories section is either actively maintained or will exist in coming months.


Older Areas

The following areas are not under active development but may still have useful information.

Recently changed topics across the HPC web

Listing the twelve most recent changes...

Web Topic Summary Date - UserSorted descending
HPC UsnoDifxOsPatch USNO Server and Client Patching Patching is done on the 2nd Tuesday of each month (USNO maintenance day) between 3pm and 5pm Mountain time. The process begins on ... 2017-02-16 - 10:36 - KScottRowe
HPC UsnoDifxNagios Nagios We install service software in /opt/services instead of the normal location. This seperates it from the OS install and allows us to re install and/or upgrade ... 2017-02-14 - 17:19 - KScottRowe
HPC UsnoDifxPdus APC Power Distribution Units (PDU) Overview Four 20amp 240V PDUs supply power to the devices within the USNO correlator rack. * Three vertical mount zero U AP7532 ... 2017-02-13 - 13:11 - KScottRowe
HPC UsnoDifxClientOSInstall OS Image Build and Patching The USNO correlator client image is built based on the NRAO standard cluster image documentation found here: https://staff.nrao.edu/wiki ... 2017-02-09 - 12:48 - KScottRowe
HPC LustreRoundRobin File distribution across OSTs (Applies to Lustre 2.5.3) %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # There ... 2017-02-06 - 10:30 - JessicaOtey
HPC NaascLustreUpgradeToaster Naasc Lustre Upgrade 'Toaster' Notes %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # What is the toaster? ... 2017-01-28 - 11:57 - MikeHatz
HPC UsnoDifxInstallation Installing DiFX Quick help To get usage instructions: difxbuild h To get in line documentation printed to your terminal: difxbuild d Introduction This DiFX installation ... 2017-01-13 - 15:23 - MarkWainright
HPC CatchAndRelease Drain Scripts With Percent Full Specification %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # What is "catch ... 2017-01-13 - 10:47 - JessicaOtey
HPC UsnoProjectBook *Project Book only exists in rough outline form, final structure should be completed by June and contents completed by end of August * When completed the project book ... 2017-01-13 - 10:39 - KScottRowe
HPC LustreBugABoo Tracking Lustre Bugs %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # A table of bugs we care about Link ... 2017-01-12 - 12:30 - JessicaOtey
HPC CasaParallelTaskList CASA Parallelization Task List Item No. System Element Description Status Prerequisites People Target Cycle Notes 1 Environment Management ... 2017-01-12 - 10:53 - SandraCastro
HPC HPCSupport GBO / LBO / JAO / NRAO HPC (High Performance Computing) Support Wiki Introduction This wiki is to track open tasks and to collect detailed logs for HPC related ... 2017-01-06 - 14:17 - JessicaOtey

More extensive change lists are available via the WebChanges topic.

HPC Web Utilities

Topic revision: r21 - 2016-11-03, MikeHatz

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