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  • ==Sites in GridPP== Deletions or other major changes can be listed for discussion in [[Stale documents]].
    8 KB (1,130 words) - 17:31, 17 April 2024
  • ...nt setup consists of one master server hosted in Manchester and two slaves in Oxford and Imperial. in the background. The command just starts the process, but does not wait for
    9 KB (1,391 words) - 06:52, 12 June 2019
  • ...ion of a problem around memory usage by the Oracle database behind Castor. In the meantime we will carry out the (separate) update of the Castor SRMs to * "GEN Scratch" storage in Castor will be decommissioned.
    40 KB (4,974 words) - 12:18, 11 April 2016
  • * A reminder that the next WLCG workshop will be 7th-9th July in Barcelona. If you would like to present at the event please inform Jeremy. ...elopment/ipv6support IPv6 entries for sites and services] will be possible in GOCDB from tomorrow.
    46 KB (5,930 words) - 18:40, 28 April 2014
  • ...eds only few variable in site-info.def. VO_* variables can also be defined in vo.d directory Configure with yaim
    12 KB (1,803 words) - 09:40, 18 March 2019
  • ...ast week, aspects of the experiment computing model evolution is addressed in [http://indico.cern.ch/getFile.py/access?contribId=6&sessionId=1&resId=0&ma * Due to the Easter networking outages at RAL (4 days in total), APEL is still catching up. Some sites are publishing several months
    43 KB (5,533 words) - 08:50, 18 August 2014
  • ...m of this section is to document problems encountered whilst running a DPM in production, so that hopefully the DPM community can learn from each others ...sing to authenticate the user properly. It's actually quite a deep problem in the GSI chain, because the daemon doesn't even get as far as logging anythi
    4 KB (586 words) - 14:28, 23 December 2016
  • ...ut all European Grid Initiative ('''EGI'''), global and local VOs is given in the [http://operations-portal.egi.eu/ EGI Operations portal] which is the m ...onsists of approximately 200 physicists and engineers from 27 institutions in 4 countries.
    78 KB (13,056 words) - 13:44, 23 April 2024
  • ...e WNs replaced in 2008 by a pair reused from Argo. GreenStripe was retired in August 2012 after 010 years' nominal service. ...ally received 50% of this resource.<br/>Argo was built in 2003 and retired in 2008. The final score was 8 IDE nodes failed (disk systems) vs. 1 SCSI node
    40 KB (6,398 words) - 09:45, 8 November 2017
  • * A reminder that the next WLCG workshop will be 7th-9th July in Barcelona. If you would like to present at the event please inform Jeremy. ...elopment/ipv6support IPv6 entries for sites and services] will be possible in GOCDB from tomorrow.
    52 KB (6,980 words) - 08:19, 15 April 2014
  • * A reminder that the next WLCG workshop will be 7th-9th July in Barcelona. If you would like to present at the event please inform Jeremy. ...elopment/ipv6support IPv6 entries for sites and services] will be possible in GOCDB from tomorrow.
    45 KB (5,796 words) - 22:44, 21 April 2014
  • ...utage of the RAL top-BDII last week impacted other services such as Nagios in a way that could have been prevented. We must improve our change control an ...t will be at risk. During the outage a read-only fail over service will be in use.
    37 KB (4,615 words) - 08:50, 12 May 2014
  • ...by JANET. The UK position will only change if there is a demonstrable need in this area and the experiments formally request it. ...the area but also a review of the recent workshop (looking at monitoring - what data needs to be kept since already have 1TB, cost models etc.).
    46 KB (6,091 words) - 11:47, 19 May 2014
  • ...ble.py?confId=1994#all.detailed EGI Community Forum] takes place this week in Helsinki. There are talks/tracks covering: Helix-nebula; earth sciences; CS ...i.cern.ch/twiki/bin/view/LCG/GDBMeetingNotes20140514 'official' notes] are in the GDB wiki. The [https://twiki.cern.ch/twiki/bin/view/LCG/GDBActionInProg
    41 KB (5,148 words) - 09:38, 2 June 2014
  • ...ords, suitable for use with Yaim. The latest RPM containing the tools used in the process is available here: http://www.sysadmin.hep.ac.uk/rpms/fabric-ma ...he "site-info.def" file, and the "vo.d" directory, which will be described in more detail later.
    27 KB (4,538 words) - 14:58, 9 March 2022
  • ...ble.py?confId=1994#all.detailed EGI Community Forum] takes place this week in Helsinki. There are talks/tracks covering: Helix-nebula; earth sciences; CS ...i.cern.ch/twiki/bin/view/LCG/GDBMeetingNotes20140514 'official' notes] are in the GDB wiki. The [https://twiki.cern.ch/twiki/bin/view/LCG/GDBActionInProg
    41 KB (5,148 words) - 07:10, 9 June 2014
  • - Copy in the LCMAP & LCAS config files from a CREAM-CE to /etc/lcmaps/lcmaps.db & /e - yum -y install glite-yaim-core
    11 KB (1,578 words) - 15:50, 12 June 2014
  • This page details the deployment of CVMFS across the UK cloud. Details about what CVMFS is can be found [[#Additional documentation]] section. ...allow full testing of the setup before switchover. Deployment will happen in 3 stages. The first step is done entirely by the site which will end when
    17 KB (2,649 words) - 10:29, 8 May 2017
  • #The UK specific bits in YAIM should look something like: |CMS: OK ; <span style="color:orange">ATLAS: In test</span>
    5 KB (692 words) - 08:28, 29 April 2016
  • ...odes queue attribute to create the partitions. I eventually put everything in puppet but below are the basic steps to install. ...mcfloat* and 3 python modules to install. I've opted to install everything in /usr/local. The script will also require a $HOME/tmp directory for a file u
    6 KB (1,025 words) - 14:43, 21 May 2015
  • The example site makes use of YAIM for configuring the systems, as well as the Kickstart and Puppet fabric man Important note: In the example, the whole set-up will be built. That is because the EMI copy o
    15 KB (2,429 words) - 10:18, 31 July 2015
  • Do we really need all actions going back to 2011 ? What's wrong with the last 12 months or so ? ...evolve down to others to be responsible. Report on progress at Ops meeting in two weeks.
    33 KB (5,297 words) - 10:13, 15 November 2017
  • ...and many suggestions and help. Some links to some of Andrew's material are in the “See Also” section. In addition to that, read these notes on Condor/CGROUPS, here:
    121 KB (17,569 words) - 08:26, 28 November 2019
  • Work in progress! Use at your own peril! * Upload public ssh key (cut and paste will do), if not already done so, in the Access & Security tab
    8 KB (1,180 words) - 12:27, 1 February 2016
  • ...[[DCache]]). It offers particular advantages with respect to those systems in offering POSIX access as well as being able to operate on top of cluster fi ...AIM. Detailed documentation, including an installation guide are available in the [http://storm.forge.cnaf.infn.it/documentation/home official documentat
    12 KB (1,735 words) - 09:33, 5 July 2017
  • ...ry six hour so any changes in topology is included into nagios portal with in six hours. ...and dteam VO apart from persons registered as site admin or regional staff in GOCDB.
    10 KB (1,644 words) - 09:44, 14 June 2018
  • ... is described elsewhere. In the sections below, published values are shown in italics and bold. ...ior to transmission. Note that, as a corollary to this, there are 4 x HS06 in one KiloSpecInt2k (KSI2K), i.e. 1000/250.
    8 KB (1,284 words) - 14:03, 2 October 2017
  • ...the [[DPM Glossary]] may be of help. Older guides that previously appeared in this section can now be found at the bottom of this page. * [[DPM Install Checklist]] - What you should have after an install.
    5 KB (882 words) - 10:18, 1 August 2018
  • This documents experiences in installing DPM using yaim. A more detailed description of DPM can be found in the [https://svnweb.cern.ch/trac/lcgdm/wiki/Dpm Dpm Trac pages]
    9 KB (1,579 words) - 10:21, 8 June 2016
  • ...NGI (GridPP), with help from David Smith at CERN. Work started fairly late in 2012, the first "production" release was made available on the 14th of Janu ...ore involved then we'd like it to be ('''no YAIM support''' - but residual yaim functions remain). Improvements will hopefully come for this.
    25 KB (4,174 words) - 09:57, 23 July 2015
  • .... This is a lower limit on what will be provided. VOs that access the Grid in this way way are referred to as [[GridPP approved VOs| Approved VOs]]. It i Approved VOs are formally listed in the [[GridPP approved VOs|Approved VOs]] document. The document shows the s
    5 KB (801 words) - 07:23, 1 August 2022
  • ...ern.ch/trac/lcgdm/blog/official-release-lcgdm-183 DPM 1.8.3 release notes] In particular the export GLOBUS_THREAD_MODEL="pthread" ...gLevel 1 after LoadPlugin plugin_config /usr/lib64/dmlite/plugin_config.so in /etc/dmlite.conf
    8 KB (1,351 words) - 10:30, 4 March 2015
  • The records in the sections below were prepared by the [[VomsSnooper Tools]], that are loc ...o realize that many of the Yaim variables described below can be given to Yaim
    7 KB (1,238 words) - 10:16, 1 August 2022
  • * supernemo data in Liverpool DPM - can it be removed? * On July 17 a 4 hour long EGI Federated Cloud tutorial will be organised in London (at SAP near Heathrow). It's a free event, part of a 3-day long soft
    45 KB (5,792 words) - 21:55, 28 June 2015
  • ...emoved last week. We need to review what tests if any we still want to run in the UK. Do we? ...new mailing list has been setup for the discussion of batch and CE matters in WLCG: project-lcg-gdb-batch at cern.ch.
    45 KB (5,742 words) - 21:15, 5 July 2015
  • * Various requests (e.g. via EGI) to express interest in "Compute Resources for PanCancer Analysis of Whole Genomes" call. * From Winnie: yaim on CREAM-CE - no update of var/lib/bdii/gip/ldif/ files. Should it?
    47 KB (5,972 words) - 08:49, 27 July 2015
  • * Steve: lcg-tags in the ARC CREAM context.... ... VM endorser should follow checklist. VM operator responsible for patching in VM. Both roles should receive updates. 29 RAT (Risk Advisory Team) members.
    52 KB (6,730 words) - 22:58, 9 August 2015
  • * Steve: lcg-tags in the ARC CREAM context.... ... VM endorser should follow checklist. VM operator responsible for patching in VM. Both roles should receive updates. 29 RAT (Risk Advisory Team) members.
    52 KB (6,730 words) - 23:00, 9 August 2015
  • ...es, please, help us keeping the portal attractive and useful for everyone in WLCG by submitting an article where you share your expertise as a sys admin * Steve: lcg-tags in the ARC CREAM context....
    48 KB (6,103 words) - 23:03, 16 August 2015
  • ...t at [[SRM_File_Loss]] and [[SE_Lost_Disk-Server]] which are being updated in the latter case. |Review status of VO share publishing at sites in GStat2.
    68 KB (11,032 words) - 13:08, 16 September 2016
  • ...ico.cern.ch/e/Spring2016HTCondorWorkshop Workshop for HTCondor] and ARC CE in Barcelona 29-Feb to 04-Mar 2016] ...https://indico.cern.ch/event/433164/timetable/#all.detailed WLCG workshop] in February need to register.
    51 KB (6,516 words) - 23:59, 18 January 2016
  • * Alessandra: Changes of memory settings in panda * Elena: how to limit the number of running jobs per user in condor -> Concurrency Limits.
    47 KB (5,867 words) - 21:18, 31 January 2016
  • * Elena: how to limit the number of running jobs per user in condor -> Concurrency Limits. * What to update when adding a VO (the LSST example!).
    46 KB (5,812 words) - 23:00, 8 February 2016
  • * Alessandra: Changes of memory settings in panda ...openjdk upgrades on SL5/SL6/SL7 disable support for the MD5 hash algorithm in certificates and proxies requiring sysadmin intervention.
    54 KB (7,071 words) - 09:10, 15 February 2016
  • * Query from Dundee University group about CryoEm software and use in EGI. Does anyone use it? * Alessandra: Changes of memory settings in panda
    44 KB (5,398 words) - 11:29, 22 February 2016
  • ...ting will be held only on Monday (the Thursday meeting will be cancelled). In addition sites are asked to pre-fill their report or to send an email to th * Query from Dundee University group about CryoEm software and use in EGI. Does anyone use it?
    45 KB (5,688 words) - 11:06, 29 February 2016
  • ...on Monday. A [https://indico.cern.ch/event/503953/ summary is available at in the wik]i. * Workshop on HTCondor and ARC CE in Barcelona 29-Feb to 04-Mar 2016. [https://indico.cern.ch/e/Spring2016HTCond
    43 KB (5,347 words) - 17:58, 6 March 2016
  • * Critical bug in DPM 1.18.10 - new drain commands causing data loss * Birmingham DPM MySQL database corruption - what was the fix?
    47 KB (6,060 words) - 23:16, 13 March 2016
  • * Critical bug in DPM 1.18.10 - new drain commands causing data loss * Birmingham DPM MySQL database corruption - what was the fix?
    42 KB (5,278 words) - 01:55, 20 March 2016
  • * Critical bug in DPM 1.18.10 - new drain commands causing data loss * Birmingham DPM MySQL database corruption - what was the fix?
    44 KB (5,455 words) - 02:03, 29 March 2016
  • * Critical bug in DPM 1.18.10 - new drain commands causing data loss * Birmingham DPM MySQL database corruption - what was the fix?
    44 KB (5,446 words) - 23:24, 3 April 2016
  • ...ion of a problem around memory usage by the Oracle database behind Castor. In the meantime we will carry out the (separate) update of the Castor SRMs to * "GEN Scratch" storage in Castor will be decommissioned.
    40 KB (4,974 words) - 12:23, 17 April 2016
  • ...e VOMS servers at FNAL, and two CVMFS areas, one at FNAL and one at IN2P3. In UK jobs can be submitted either through the UK DIRAC instance at Imperial o If you want to set a software area env var like YAIM used to do
    4 KB (592 words) - 13:09, 19 July 2017
  • '''Benchmarking and Publishing in a Diverse Grid Site''' ... values to interested parties. We'll discuss how these aspects are managed in an integrated fashion at a particular site. The intent is to go over the ke
    23 KB (3,689 words) - 09:13, 4 April 2019
  • ...lity and Reliability of sites are calculated on the basis of result stored in central myegi instance. ** Set NCG_BACKUP_INSTANCE=true in site-info.def file for the instance which is going to act as backup.
    2 KB (401 words) - 09:35, 13 September 2016
  • ***Glasgow availability was down due to a power cut in their machine room at the beginning of the month. It took a few days to rec ...ould assess if their use is compatible with the new developments available in the test instance.
    49 KB (6,409 words) - 00:39, 26 September 2016
  • ...uctures.eu/programme Digital Infrastructure for Research (DI4R) conference in Krakow], Poland this week. ***Glasgow availability was down due to a power cut in their machine room at the beginning of the month. It took a few days to rec
    47 KB (5,958 words) - 09:02, 15 October 2016
  • ...uctures.eu/programme Digital Infrastructure for Research (DI4R) conference in Krakow], Poland this week. ***Glasgow availability was down due to a power cut in their machine room at the beginning of the month. It took a few days to rec
    54 KB (7,110 words) - 14:59, 10 October 2016
  • * Thread related to: Change to Approved VOs (and RPMs). What were the conclusions? ... speed the summarising of grid sites has been suspended. This is reflected in the portal not being updated and the Apel.Pub tests showing several days si
    47 KB (6,026 words) - 09:22, 21 November 2016
  • ...acility (Archer) is labelled in production to accept ATLAS jobs but is not in general use. This inconsistency has been [https://ggus.eu/?mode=ticket_info ...oblematic probe is "org.lhcb.WN-sft-lcg-rm-gfal”. Other sites may be hit in a similar way. It affected LHCb production results.
    50 KB (6,392 words) - 08:14, 23 October 2016
  • ... speed the summarising of grid sites has been suspended. This is reflected in the portal not being updated and the Apel.Pub tests showing several days si ... Engine site to test a new implementation of the machine job features plug-in.
    50 KB (6,401 words) - 08:48, 31 October 2016
  • * Thread related to: Change to Approved VOs (and RPMs). What were the conclusions? ... speed the summarising of grid sites has been suspended. This is reflected in the portal not being updated and the Apel.Pub tests showing several days si
    51 KB (6,619 words) - 11:34, 7 November 2016
  • * Thread related to: Change to Approved VOs (and RPMs). What were the conclusions? ... speed the summarising of grid sites has been suspended. This is reflected in the portal not being updated and the Apel.Pub tests showing several days si
    52 KB (6,786 words) - 05:33, 14 November 2016
  • This certificate is copied by YAIM at install time to <tt>/etc/grid-security/lfcmgr/</tt> * In case you have also an http interface for the LFC, you need to restart httpd
    957 B (156 words) - 10:50, 6 February 2017
  • ... using its future DOME mechanism, which obsoletes the DPM and DPNS daemons in favour of a lighter-weight infrastructure. ...he most important property which can be set on a filesystem is ''status'', in particular filesystems can be marked <tt>RDONLY</tt> which will prevent any
    3 KB (461 words) - 15:03, 3 May 2017
  • ...era build system that we use to create Centos7 nodes at Liverpool (without Yaim). So far we have had jobs arriving from the atlas, gridpp, dteam, t2k, lhcb ... Cluster]], upon which all that follows is based. The example build covers in great detail the case for SL6 workernodes, and this document extends the ma
    17 KB (2,792 words) - 16:35, 2 January 2018
  • ...ut all European Grid Initiative ('''EGI'''), global and local VOs is given in the [http://operations-portal.egi.eu/ EGI Operations portal] which is the m ...onsists of approximately 200 physicists and engineers from 27 institutions in 4 countries.
    77 KB (12,989 words) - 12:01, 19 August 2022

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