50 recent changes in HPC Web retrieved at 14:56 (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 ...
CatchAndRelease
Catch and Release %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # What is "catch and release?" * Catch and ...
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 ...
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 ...
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
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 ...
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 ...
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 ...
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 ...
64GBPipeline-20161031
Description Some CASA Pipeline jobs do not complete successfully at JAO on 64 GB cluster machines, but do on machines with more memory at JAO and the NAASC. This was ...
JAOPOST020-20161103
Description Phone call from Maxs stating they were having problems with JAOPOST020 not being able to run CASA when connected to sciops lustre. Who JAO Maxs Simmonds ...
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 ...
UsnoDifxRHN
Red Hat Network Configuration Sep. 1, 2016 krowe: We setup usno serv 1 in the test cluster to download all available updates from the Red Hat Network. This was done ...
LustreFilesystem
Documentation for Lustre filesystem. Very much in progress. Installation The following pages cover various steps in installation of a Lustre filesystem similar ...
UsnoDifxJun2016Patch
* Instructions down say anything about updating /etc/exports on usno serv 1{t}. They should or we should stop doing it per version (appears to be needed the way we ...
NaascLustreUpgradePath
NAASC Lustre 2.x Activities %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% Background The version of Lustre we ...
ClusterInfoPublic
Clever Notes on the Cluster Nodes %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% # Know your Nodes (Tech Specs ...
LardFileSystems
LARD Project Notes, Part 3 %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgright="" hideimgright="" }% * PART THREE INCLUDES: * Lustre ...
LardLustreInstall
LARD Project Notes, Part 1 * PART ONE INCLUDES: * OSS install * IB setup * Raid sets * Installation of lustre packages %TWISTY{ showlink ...
LardLustrePerformMain
LARD Project Notes, Part 2 * PART TWO INCLUDES: * Performance Testing # Performance Testing Applies to OSSes ## Look at your devices root@lard ...
ZfsExperiment
Experiment with ZFS %TWISTY{ showlink="Show TOC" hidelink="Hide TOC" showimgleft="" hideimgleft="" }% # Good intro doc * I found this write up ...
ChunkSize64
Chunk Size 64 Lard Test Results # xdd root@lard oss 2 bin # ./xdd.linux op read targets 1 /dev/sdc queuedepth 1 blocksize 512 reqsize 2048 mbytes 131072 ...
ChunkSize256
Chunk Size 256 K Lard Test Results # iozone * Run iozone cd /mnt/sdc; /tmp/root/iozone3_434/src/current/iozone ec t 1 r 1M s 128g n i 0 i 1 * Results ...
ChunkSize128
Chunk Size 128 K Lard Test Results # iozone * Run iozone cd /mnt/sdd; /tmp/root/iozone3_434/src/current/iozone ec t 1 r 1M s 128g n i 0 i 1 * Results ...
UsnoDifxFeb2016Patch
Notes from the February 2016 patching Changes * Migrated to scripted form of patching * New version is 6.7.1.1 on all systems * Migrated Lustre servers from ...
RawPerformanceTests
Lustre Disk Performance Tests Performance tests listed here should be done prior to creating actual Lustre filesystems. The tests are either destructive, dd and its ...
LustreSoftware
Install and Configure Lustre Software Lustre Server RPM install $ Download the following RPMs, matching your lustre version, OS, and kernel. Source: Intel's public ...
InfinibandInstall
Installing Infiniband for Lustre Installing Mellanox switch * They do not do DHCP by default so you will need a serial console configured to 8N1 with hardware ...
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Topic revision: r3 - 2009-10-19, CarolynWhite
 

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