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Working Schedule for UPS test on July 14th, 2008 The "Plan" This is a rough plan of actions which need to be performed on that day (all times are CEST=UTC 0200) ...
11 Jul 2008 - 13:19
Data available via LDR Our LDR server is named ldr.aei.uni hannover.de (externally) and ldr.atlas.local (internally). You may need to use this environment variabl...
10 Jul 2008 - 12:47
Central benchmark page All our benchmark results should be linked from this page to help rediscovering already performed benchmarks. Ideally, a summary page will ...
11 Sep 2012 - 05:40
Measured performance with this command line bonnie s 32768 d /path/to/dir u 1000 The results are # data server locally store03,32G,76714,99,358710,47,160723,3...
24 Apr 2012 - 12:24
Cluster room cleaning schedule This page is about keeping all cluster related rooms in an orderly state, if you have suggestions for modifications, please contact...
14 Sep 2011 - 12:38
Atlas Compute nodes Compute Node 2008 In 2008 we bought 1680 Supermicro based machines from Pyramid in 2008, getting a total of 6720 2.4GHz compute cores, 13TB R...
21 Mar 2012 - 10:36
DNS scheme The internal domain is atlas.local (managed by us), external domain might be atlas.uni hannover.de (managed by RRZN) Nodes Nodes have three networking...
04 Mar 2008 - 12:46
Atlas Data Server 2008 Typical host names d10 d30 Spec table Chassis 836TQ R800B (4U Chassis) PSU Motherboard X7DVL network Intel ...
27 Mar 2012 - 09:02
Atlas Data Server 2011 Typical host names from Delta (ra01) Spec table Chassis Supermicro 3U Chassis PSU Motherboard X8DT6 network ...
27 Mar 2012 - 14:21
Principle The node number a particular file lives on is determined by its filename: take the first six digits of the md5sum of the name, take this as a hex number...
23 Jan 2009 - 10:58
For Users * General Introduction for Users * Useful Items * How ATLAS stores files * ErrorMessages and how to fix them (not updated) General Document...
07 Jun 2013 - 09:35
HSM Upgrade July 2014 This is the proposed plan, small changes may be needed Move from x4270 to x4 2l Moving to new meta data server should result in more file s...
26 Jun 2014 - 15:36
ATLAS Hardware Resources And Photo Gallery This is about the hardware resources that ATLAS is based on and related photos Computer node There are 1680 Computer n...
10 Feb 2012 - 14:35
Hostnames * The name of a node is n abcd . where abcd is a number between 0001 and 1340. * The data server are called d ab where ab runs from 01 to 31. ...
22 Jun 2009 - 13:58
HSM upgrade Current status 2014 02 01T12:33Z: samfsdump/final backup stopped due to too many non archived files. Rushing to archive those as fast as possible. 20...
05 Feb 2014 - 11:12
What is ATLAS? ATLAS is a general purpose compute cluster, located in the Albert Einstein Institute for Gravitational Physics, in Hannover Germany, on the campus ...
23 Jun 2015 - 07:37
Atlas basic usage guide First things first Be nice to others, others should be nice to you as well :) Please read this aloud: I will be nice to other users, and ...
05 Apr 2012 - 17:22
Logcheck mail locations, related scripts and other mail locations on postfix server Log mail location on postfixserver logadmin account 1. Normal logcheck mail...
17 Feb 2010 - 12:39
How to export/import tapes from SL3000 Export tapes Explanatory task: tapes from the secondary copy of a file system should be exported * Log into metadata se...
10 Feb 2012 - 14:35
Steps performed * Power off data server * Take one drive out of the data server and put it into powered off compute node * power on compute node * cho...
28 Jan 2008 - 15:25
Nodes * Power factor is too low, use different PSU! * Need electronic document with all MAC numbers (eth0,eth1,IPMI) * Why does SM suggest IMPI to have sam...
04 Jan 2008 - 14:30
Statistics for ATLAS Web Month: Topic views: Topic saves: File uploads: Most popular topic views: Top contributors for topic save and uploads: ...
13 Jul 2018 - 12:49
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