Using Slony to Replicate dCache Postgresql DBs We have been running postgresql 9.0.x on our dCacheheadnodes for almost two years. Currently we have have the follo...
Proxy server This system has no access to outside world, and in general systems can't talk to non edu locations. To be able to download things, use proxy server. ...
Configuring to PXE boot Servers from the Rocks 5.5 HeadNodes From Ben on 10/10/2012, the following procedure can be used to PXEboot a machine into SL6 via Rocks 5...
ROCKS This is the main local page for the ROCKS cluster software. Subpages: * BuildingRocksRolls * RocksAglReleases Notes on configs used in production ...
VMWare vSphere Upgrade at AGLT2 In September 2012 VMware release a signficant upgrade to vSphere: 5.1. There are a number of nice features that we want to benefit...
Operational notes Setup zfs filesystems and quotas for users Mkdir as usual: mkdir /atlas/data19/bmeekhof chown bmeekhof:umatlas /atlas/data19/bmeekhof Set quota...
Tests of ZFS on SunX4540 running FreeBSD 9.0 For setup notes see SunX4540ConfigFreeBSD For nearest comparison of similar system running Solaris see BenchmarkOnX4...
Hardware notes here...little to say about setup. As the manual also says, hit appropriate keys during boot and configure the management/IPMI card using an exter...
This is now obsolete thor01 now runs FreeBSD. See SunX4540ConfigFreeBSD. Zpool configuration Destroy existing pools (pool1 through pool4): zpool destroy pool1 T...
Installation, Setup, and Usage reference for Sun hardware and Solaris SolarisOnPE2950 Installation of Solaris 10 (08/07) on umfs11 SunX4540ConfigFreeBSD In...
Info about actually using the 4540 is at SunX4540ConfigSolaris Migrating pre installed X4540 Solaris 10 to boot from flash drive NOTE: There's probably no need ...
Tier3 for Users For information on using ATLAS software please see this section of our index page: WebHome#AGLT2_User_Information Information here includes how to...
DNS in ROCKS References: * http://rscott.org/dns/ DNS Oversimplified This page written for ROCKS 4.3 with the update given below. ROCKS will manage the config ...
Setting up Geant4 A 64 bit gcc 4.1.2 Geant4 installation for SL5 is located at /afs/atlas.umich.edu/opt/geant4. All available data packages are included. For a li...
Using CVMFS at AGLT2 General Information CVMFS is a new method of distributing ATLAS software that relies on using central repositories of software on servers lo...
Notes on Building ShawnGenerator Below are the series of steps I used to create my "ShawnGenerator". This generator is based upon source code from Loek Hooft va...
WLCG Accounting for Tier 2 Sites This page contains some plots showing WLCG Tier 2 accounting results for Tier 2's worldwide. Currently the plots are only availa...
VMware perfSONAR Plots for Debugging Network Issues As part of AGLT2's VMware setup, we have created three ESX host specific perfSONAR instances running OWAMP (on...
Setup and Configuration of the AGLT2 MD3600i July 25, 2011 This details our installation and configuration of our new MD3600i (UMVMSTOR02) plus MD1200 shelf. W...
Intro Here are listed releases or "tags" of the ROCKS installation. Issues with each can be added here. Summer 2011 making an attempt to maintain this page go...
Building a ROCKS client worker node Build Server Status The software revision for ROCKS and CFEngine that are active on the ROCKS frontend are shown here, the ne...
Using TortoiseSVN with Putty/Pageant for SVN access to AGLT2 SVN server Prerequisites Install TortoiseSVN from http://tortoisesvn.net/downloads.html Setup putty a...
Site Blacklisting via DQ2 Commands If you want to exclude your site from DQ2 you need to use the dq2 set location status command. The specific command is: dq2 set...
Subversion Subversion is a software revision control system designed to be an improvement on CVS. It generally replicates the features of CVS. References * T...
Setting up LVS (Linux Virtual Server) for use with dCap Newer linux kernels have LVS built in (as well as our UltraLight kernels). See http://kb.linuxvirtualserv...
lighttpd service is running on client during install. it matches URLs that have HOST == 127.0.0.1. Then does a redirect of "/install/(. )$" = rocks by.py?filena...
Track Transfers to dCache Just some quick notes on tracking specific transfers to dCache. * First, make sure the SRM logging is verbose enough (going to catali...
How msurxx was setup Create config files in SVN In the ROCKS SVN repo, below hostconfigs, copy msurxii.aglt2.org to msurxx.aglt2.org. Checkout (nominal location...
Introduction A prototype build of a file server in Rocks 5 is described, along with caveats and difficulties. In this instance, the file server is destined to be...
ROCKS 5.3 * R53abMSURXX Setup of msurxx * R5abFileServer Building a file server and configuring with cfengine * UMRocksiSetup Taking umrocksi.aglt2.org f...
Testing of New dCache Storage Node Build Here is the testing result for a new storage node (summary: it works). After running \x91install_dcache.sh\x92 on UMFS16...
Frontend Config in SVN Have a scheme to track frontend config in SVN. A directory structure is created at /var/svn, below here modified configurations are copied....
Updating umrocksi.aglt2.org to the most recent SL5.4 rpm set Following is a description of the process followed to ready a Rocks 5.3 client node built with the SL...
Install on Frontend Setup EPEL yum repo On test ROCKS5 frontend, install puppet server from EPEL repo. Note that redhat.com is not reachable from aglt2.org. But...
ROCKS 5 Routing ROCKS 5 has a flexible scheme for setting routing rules. Similar to the attribute scheme, routes can be set on a global, OS, appliance and host l...
Configuring the Frontends Record of configuration done to frontends. Updated Dec 16th for msurx build. Connecting You can ssh to the frontend as root to perform...
Host Configs in SVN Have modified host config files tracked in SVN. Also have ROCKS DB entries tracked. Pull these out and put on the frontend. Storage area We...
Installing the Frontends The frontends are installed on VMware clients. Note that you must have a valid resolvable IP address and name or the install will fail. ...
First begin by installing your Frontend by following the directions in the Rocks users guide, make sure you include the service pack roll, as it's required and fi...
Re Adding to Database If a host needs to be re added to the database (it was erased, or the front end is being rebuilt), get the host info from SVN. root@msurxi ...
VMware Hosting of Frontend Wish to run the frontends in VMware ESXi. The primary benefit is server consolidation. This also provides a good way to make a full b...
Test Frontend Wish to be able to separate production and test use of frontend. The idea is that the normal production frontend can be maintained with a well defi...
Intro This is a guide for using Athena on the Tier 3 that all users should follow. Useful webpages: * ATLAS computing workbook * nice introdution, a bit ol...