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 UsnoDifxOsPatchChecklistItemState WARNING! THIS TOPIC IS GENERATED BY System.ChecklistPlugin PLUGIN. DO NOT EDIT THIS TOPIC (except table data)! Back to the checklist topic UsnoDifxOsPatch. *context ... 2019-03-18 - 18:49 - MarkWainright
HPC UsnoDifxServerOSInstall2 * Power up the R440. * Enter system setup mode (F2) * Change boot order so that PXE is after front panel; plugged in 1G ethernet into port 1. * Powercycle ... 2019-03-06 - 18:02 - JimJacobs
HPC UsnoDifxEnvSensor Environment Monitor The environment monitor is positioned to read the temperature and humidity via a sensor mounted above the rack containing the correlator nodes ... 2019-02-04 - 13:44 - JimJacobs
HPC UsnoA7050Interfaces usno a7050 show interfaces Ethernet1 is up, line protocol is up (connected) Hardware is Ethernet, address is 001c.7318.2adb (bia 001c.7318.2adb) Description: node ... 2019-01-30 - 17:23 - JimJacobs
HPC ALMABenchmarking Points of Contact ALMA Science Tony Remijan aremijan@ ALMA Systems Mike Hatz mhatz@ Background This page establishes a set of benchmarks that can be used ... 2018-12-11 - 21:42 - JamesRobnett
HPC UsnoDifxOperatingSystem2 Correlator Operating System The all the computing hardware will be running a version of RHEL 7.x. Because of security issues, the installed version will track the ... 2018-12-11 - 16:28 - JimJacobs
HPC UsnoDifxOverview2 USNO Correlator II Overview Production Correlator The USNO uses a computing cluster built and maintained by NRAO for performing correlations using DiFX. In 2019 ... 2018-12-11 - 15:56 - JimJacobs
HPC UsnoDifxNetworking2 Contents Networking As of this writing the plan is to fold the new correlator into the existing correlator network layout. This will facilitate keeping the two in ... 2018-12-11 - 13:42 - JimJacobs
HPC UsnoDifxNetworkingDiagram2 Main.JimJacobs 2018 12 11 2018-12-11 - 11:27 - JimJacobs

More extensive change lists are available via the WebChanges topic.

HPC Web Utilities

Topic revision: r23 - 2018-10-16, MikeHatz

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