50 recent changes in HPC Web retrieved at 22:11 (Local)

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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
UsnoDifxNetworkingDiagram2
Main.JimJacobs 2018 12 11
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 ...
WebHome
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 ...
CatchAndRelease
Catch and Release %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # The way to monitor and balance OSTs without ...
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 ...
UsnoVNC
Connecting to the USNO Using VNC * Login to usno serv 1 ext and start VNC ssh admin@usno serv 1 ext vncserver * Start VNC on local machine vncviewer via admin ...
UsnoSshUser
Creating a new SSH user Access to the cluster from the outside is only permitted using ssh with a public key. This page describes how to add a new account as well ...
AutomateLustreClientBuild
Thoughts on automating Lustre Client module builds. * Keep a copy of the current lustre package under /opt/services/lustre client on usno serv 1t. (Had to install ...
SmileyTestChecklistItemState
WARNING! THIS TOPIC IS GENERATED BY System.ChecklistPlugin PLUGIN. DO NOT EDIT THIS TOPIC (except table data)! Back to the checklist topic SmileyTest. context ...
SmileyTest
Main.JimJacobs 2017 05 23 Checkbox
CheckboxTest
Title One Two Main.JimJacobs 2017 05 15
CheckboxTestChecklistItemState
WARNING! THIS TOPIC IS GENERATED BY System.ChecklistPlugin PLUGIN. DO NOT EDIT THIS TOPIC (except table data)! Back to the checklist topic CheckboxTest. *context ...
HeraLibrarian
HERA Librarian software Instructions on configuring the hardware can be found at https://staff.nrao.edu/wiki/bin/view/CIS/Documentation/Herastore01 Installation ...
HERA
HERA * HeraLibrarian
FidindirectActivity
Summary of NAASC Lustre FID in direct Activation Activity This page provides a summary of the activity conducted at NAASC on Fri/Sat April 21/22, 2017. %TWISTY{ ...
UsnoDifxMegaRAID
LSI MegaRAID Install The MegaRAID software installs /usr/local but we actually want it in /opt/services. So we make a symlink. $ To install the software, be ...
UsnoNodeBootMechanism
Node Boot Mechanism Configure BIOS $ Disable Hyper Threading: Hyper Threading is a very cheap trick to simulate dual CPUs. All it does is create a second entry ...
UsnoDifxDHCP
DHCP Install DHCP Retrieve DHCP from http://isc.org/products/DHCP/ The latest release as of2012 06 26is DHCP 4.2.4. Looks like they still can't write a good makefile ...
LustreRoundRobin
File distribution across OSTs (Applies to Lustre 2.5.3) %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # There ...
LustreBugABoo
Tracking Lustre Bugs %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # A table of bugs we care about Link ...
HPC20170301
HPC Meeting: 2017/03/01 Participants * NRAO: * David Halstead * Jessica Ottey * Patrick Murphy * Mike Hatz * James Robnett * JAO ...
HPCMeetings
Meetings * HPC: 2017/03/01
LustreLessons
%TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # Key points * Lustre clients require lustre modules, while MDSes ...
NaascLustreUpgradeToaster
Naasc Lustre Upgrade 'Toaster' Notes %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # What is the toaster? ...
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 ...
CasaParallelTaskList
CASA Parallelization Task List Item No. System Element Description Status Prerequisites People Target Cycle Notes 1 Environment Management ...
NagiosOstFullness
Using Nagios to monitor OST capacity %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # How to use this plugin ...
AnsibledOssBuild
Building an OST using Ansible (Lustre 2.x) %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # Editing the template ...
JAOpostClientesGotKERNELPANIC
Hi all, SInce last Wednesday (2016 12 07) we at jao started having reports of some jaopost client machines (around 10 in 4 days) that got frozen during Pipeline Reductions ...
HPCTroubleshootingRequests
When you log a troubleshooting request, please remember to include relevant logs: 1 MDS log as an attachment 1 OSS log(s) as an attachment 1 Client log(s ...
JaoFailedExecutionRepeat
In NRAO RHEL 6.5 image. Execute: /opt/sacm/bin/calPipeIF mous=uid://A001/X2d8/X367 Repeatedly fails with: /usr/bin/xvfb run: line 166: 42615 Segmentation fault ...
NAASC_Lustre_2016-11-22
Description NAASC MDS freezes due to being out of memory. More RAM is installed taking it from 12 GB to 48 GB. On a subsequent reboot, the MDS cannot mount the MDT ...
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Topic revision: r3 - 2009-10-19, CarolynWhite
 

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