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  • == Grid Storage == ...torage elements" (or SEs), which provide a grid interface to quite diverse storage systems. SEs historically provide ''control'' interfaces like [http://www.
    6 KB (896 words) - 15:58, 5 November 2018
  • The aim of this page is to give the GridPP storage group's guidance on the use of space tokens - particularly for non-LHC VOs. * Use SE for temporary storage of job output
    2 KB (319 words) - 11:21, 4 July 2014
  • |Storage type and version | Migrating to Ceph/Xrootd for new storage infrastructure.
    3 KB (422 words) - 08:06, 12 September 2020

Page text matches

  • * [[Grid Storage]]
    8 KB (1,130 words) - 17:31, 17 April 2024
  • '''Storage''' * [http://tinyurl.com/kqqx2vd ATLAS UK storage accounting]
    9 KB (1,381 words) - 08:41, 7 August 2019
  • ...contain the incident. For instance by unplugging all connections (network, storage, etc) to the host.
    6 KB (886 words) - 14:08, 17 August 2023
  • * Hardware requirements - memory size, disk space etc, types of storage required (working repositories, archives, databases) ...ese are grid-based, such as file catalogues, resource brokers, compute and storage elements. There may be additional software required by the VO, and there wi
    9 KB (1,532 words) - 16:40, 5 November 2018
  • |All services are dual stack, including in production: Args, DPM storage, Centos7 BDII, CEs (Arc/HTC) and all worker nodes. We have an experimental |Dual-stack PerfSonar. No storage at site.
    14 KB (2,174 words) - 16:18, 30 September 2020
  • * DPM Workshop last week - come to this week's storage meeting for an in-depth look. ...pened with immediate effect he will still be available for ad-hoc/informal storage support.
    41 KB (5,018 words) - 14:09, 30 October 2019
  • * 17/03. Alessandra mentions ATLAS storage clean up. * "GEN Scratch" storage in Castor will be decommissioned.
    40 KB (4,974 words) - 12:18, 11 April 2016
  • ... problem that sometimes occurs when these (failed) writes are attempted to storage at other sites. A recent modification has improved, but not completed fixed | Downtime on RAL Storage for security updates
    13 KB (1,356 words) - 09:59, 16 March 2016
  • ... problem that sometimes occurs when these (failed) writes are attempted to storage at other sites. A recent modification has improved, but not completed fixed
    11 KB (1,098 words) - 09:42, 17 February 2016
  • ... problem that sometimes occurs when these (failed) writes are attempted to storage at other sites. A recent modification has improved, but not completed fixed ...ork reconfiguration that affects the external data path to/from the Castor storage.
    13 KB (1,411 words) - 08:55, 10 December 2015
  • | BDII and SRM publish inconsistent storage capacity numbers
    13 KB (1,342 words) - 16:20, 25 June 2014
  • Inconsistant published BDII/SRM storage numbers. Has been discussed recently in the Ops meeting, a conversation is BDII/SRM storage capacity mismatch. At last word Brian had submitted a request to Castor to
    184 KB (30,332 words) - 17:18, 16 December 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    42 KB (5,176 words) - 11:12, 17 March 2014
  • * Various Tier-0/1 storage updates - see table in minutes <!-- ****************Start Storage & DM****************** ----->
    46 KB (5,930 words) - 18:40, 28 April 2014
  • |<span style="color:black">CEs and WNs on C7 since Jan 2018. Storage being moved to C7. All other services on C7</span>
    11 KB (1,661 words) - 12:47, 21 June 2019
  • == Grid Storage == ...torage elements" (or SEs), which provide a grid interface to quite diverse storage systems. SEs historically provide ''control'' interfaces like [http://www.
    6 KB (896 words) - 15:58, 5 November 2018
  • ...oblems - though it still isn't supported for gridftp yet. xrootd access to storage doesn't currently support ARGUS.
    6 KB (889 words) - 15:35, 29 October 2014
  • external resources (for example a storage element), and the hardware temporary storage), and this is the limiting factor in the execution
    5 KB (905 words) - 12:24, 18 March 2014
  • * ACTION: set up table for storage to track recommendations. * ACTION: Request for sites to publish storage accounting.
    3 KB (389 words) - 14:55, 10 June 2019
  • == Heirarchical Storage Manager (HSM) == ..., this functionality can be useful in order to optimally utilise available storage resources.
    5 KB (709 words) - 16:59, 3 January 2019
  • | BDII vs SRM inconsistent storage capacity numbers
    13 KB (1,367 words) - 13:30, 10 September 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    43 KB (5,533 words) - 08:50, 18 August 2014
  • ... problem that sometimes occurs when these (failed) writes are attempted to storage at other sites. | Outage of Castor Storage System for patching
    14 KB (1,476 words) - 14:02, 4 January 2017
  • ...30116-01 || Medium || T2K || Alastair, Shaun || Talk to Jonathan about T2K storage. || Done || 2013-01-23 ...130116-01 || Medium || T2K || Alastair || Write document: Idiot's guide to storage at RAL for non-LHC VOs. || Done. || 2013-01-30
    2 KB (219 words) - 09:28, 20 May 2015
  • ... problem that sometimes occurs when these (failed) writes are attempted to storage at other sites. A recent modification has improved, but not completed fixed
    13 KB (1,364 words) - 12:54, 20 January 2016
  • ...s a general-purpose detector located in the interaction region of the BEPC storage ring, where the electron and positron beams collide. The BES Collaboration ...NA62 VO (na62.vo.gridpp.ac.uk) is meant to provide grid computing and data storage resources to the NA62 collaboration. The NA62 VO is supported by University
    79 KB (13,234 words) - 13:57, 11 April 2024
  • ... pool contiues to be increased. This is in preparation for the increase in storage capacity when new hardware is added. | SuperB no longer supported on Castor storage. Retiring endpoint.
    18 KB (1,971 words) - 14:03, 26 July 2017
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    46 KB (5,846 words) - 07:57, 9 March 2015
  • ==Storage== *In common with LT2 policy, the SE storage is not backed up and should be treated as &quot;volatile&quot; (this should
    40 KB (6,398 words) - 09:45, 8 November 2017
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    48 KB (6,293 words) - 07:35, 31 March 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    48 KB (6,293 words) - 07:36, 31 March 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    45 KB (5,701 words) - 09:21, 7 April 2014
  • * Various Tier-0/1 storage updates - see table in minutes <!-- ****************Start Storage & DM****************** ----->
    52 KB (6,980 words) - 08:19, 15 April 2014
  • * Various Tier-0/1 storage updates - see table in minutes <!-- ****************Start Storage & DM****************** ----->
    45 KB (5,796 words) - 22:44, 21 April 2014
  • * The draining of old storage hardware is now proceeding overnight without incident.
    1 KB (208 words) - 13:02, 25 April 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    14 KB (1,492 words) - 13:08, 10 December 2014
  • ... your CVMFS repository. Any data you need to process should be uploaded to Storage Elements and read during grid jobs as usual. ... CERN@school Timepix data, either uploaded with the job or retrived from a Storage Element (SE);
    6 KB (1,020 words) - 13:35, 2 December 2015
  • * Various Tier-0/1 storage updates - see table in minutes <!-- ****************Start Storage & DM****************** ----->
    41 KB (5,106 words) - 19:52, 5 May 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    37 KB (4,615 words) - 08:50, 12 May 2014
  • | For limited services, not main storage yet | No. Storage has plenty, a lot of worker nodes use private networks
    21 KB (3,336 words) - 09:51, 19 September 2017
  • ...place with an aim to ensure consistent, complete and correct publishing of storage systems to GLUE2, in particular relating to capacity publishing. <!-- ****************Start Storage & DM****************** ----->
    46 KB (6,091 words) - 11:47, 19 May 2014
  • | BDII and SRM publish inconsistent storage capacity numbers
    14 KB (1,452 words) - 12:18, 29 May 2014
  • ... batch systems. Wednesday covers IPv6, security and benchmarking. Thursday storage, monitoring and infrastructure deployment. Friday is cloud day. <!-- ****************Start Storage & DM****************** ----->
    41 KB (5,148 words) - 09:38, 2 June 2014
  • ...ithin a Job" section before you produce any kind of data to be stored on a storage element.
    13 KB (2,165 words) - 15:44, 8 December 2023
  • ... problem that sometimes occurs when these (failed) writes are attempted to storage at other sites. A recent modification has improved, but not completed fixed ...ork reconfiguration that affects the external data path to/from the Castor storage.
    13 KB (1,425 words) - 11:34, 2 December 2015
  • ... batch systems. Wednesday covers IPv6, security and benchmarking. Thursday storage, monitoring and infrastructure deployment. Friday is cloud day. <!-- ****************Start Storage & DM****************** ----->
    41 KB (5,148 words) - 07:10, 9 June 2014
  • |Stopping work on new CE around upgrade of Castor Storage System. | BDII and SRM publish inconsistent storage capacity numbers
    15 KB (1,592 words) - 12:26, 11 June 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    42 KB (5,185 words) - 11:36, 2 March 2015
  • | BDII and SRM publish inconsistent storage capacity numbers
    12 KB (1,236 words) - 13:13, 18 June 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    39 KB (4,952 words) - 19:40, 13 June 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    37 KB (4,591 words) - 09:54, 23 June 2014
  • * Federated access to storage via webdav may be possible in the future. RAW data: copy at CERN (Tier-0), 2 copies at Tier-1 sites. Custodial storage on tape (but may have disk copy too).
    3 KB (497 words) - 17:18, 8 July 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    35 KB (4,220 words) - 09:11, 30 June 2014
  • | BDII and SRM publish inconsistent storage capacity numbers
    12 KB (1,212 words) - 10:15, 2 July 2014
  • = Federated storage overview= s= Federated storage support =
    5 KB (692 words) - 08:28, 29 April 2016
  • The aim of this page is to give the GridPP storage group's guidance on the use of space tokens - particularly for non-LHC VOs. * Use SE for temporary storage of job output
    2 KB (319 words) - 11:21, 4 July 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    43 KB (5,584 words) - 12:52, 7 July 2014
  • | Outage of some parts of the Castor storage while disk servers are moved to make space for new equipment.
    12 KB (1,241 words) - 14:07, 25 February 2015
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    39 KB (4,936 words) - 09:03, 21 July 2014
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    39 KB (4,833 words) - 10:09, 28 July 2014
  • ...rage servers over the network and minimise the number of IO operations the storage has to process. ...is a multiple of the stripe/readahead size on the storage server eg if the storage system reads in at least 256kB for each request it is more efficient to mak
    13 KB (2,180 words) - 16:50, 3 January 2019
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    42 KB (5,191 words) - 14:37, 2 August 2014
  • There are lots of storage experts in the UK who may be able to help with this procedure. You should c If you have suffered file loss then it would be worthwhile reviewing your storage hardware/policies/procedures to see if furture losses can be avoided.
    5 KB (863 words) - 16:41, 3 January 2019
  • ...c: rm -rf bashrc control cshrc data DIRAC mysql runit sbin scripts startup storage storageElement
    12 KB (1,858 words) - 11:27, 2 July 2020
  • ...ons, we await information as to the outcome. Oct: Involvement in security, storage and ops groups. | Gridppnagios is using storage-monit.physics.ox.ac.uk as mail storage replication server and dgc-grid-38.brunel.ac.uk and se01.dur.scotgrid.ac.uk
    33 KB (5,297 words) - 10:13, 15 November 2017
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    41 KB (5,255 words) - 08:52, 18 August 2014
  • ... a controller node, one compute node and storage node which provides block storage using OpenStack Cinder.
    3 KB (486 words) - 12:27, 11 December 2019
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    42 KB (5,304 words) - 10:39, 25 August 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    12 KB (1,238 words) - 08:50, 11 November 2014
  • ...ogf.org/Public_Comment_Docs/Documents/2012-02/EMI-StAR-OGF-info-doc-v2.pdf Storage Accounting Record]. EGI has come up with a specification for how these shou
    2 KB (344 words) - 10:57, 31 December 2018
  • <!-- ****************Start Storage & DM****************** -----> ...-top: 0.1em; padding-bottom: 0.1em;" | Storage & Data Management - [http://storage.esc.rl.ac.uk/weekly/ Agendas/Minutes]
    42 KB (5,358 words) - 10:48, 1 September 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    13 KB (1,342 words) - 11:16, 3 September 2014
  • ...orage (Castor) services were unaffected. The Tier1 site (apart from Castor storage) was declared down in the GOC DB for 5.5 hours from 09:00 on Saturday 30th
    10 KB (1,628 words) - 09:31, 14 November 2014
  • ...orage, as long as you only require an outgoing connection. Writing to CERN storage (at least the one available for dteam) fails 4 out of 5 times with a timeou
    8 KB (1,180 words) - 12:27, 1 February 2016
  • * Storage placement - survey TBC. ...normal DQ2 production activity are producing a slightly higher load on the storage of the sites.
    46 KB (6,062 words) - 10:07, 15 September 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    13 KB (1,429 words) - 10:06, 8 October 2014
  • ...51 on 26th June. It then became clear there was a problem with the backend storage of the stratum 1 server, blocking the update. The relevant staff discussed ...o remove some networking bottlenecks and to improve the performance of the storage backend.
    12 KB (1,968 words) - 15:13, 16 September 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    12 KB (1,195 words) - 14:07, 17 September 2014
  • * Storage placement - survey TBC. ...normal DQ2 production activity are producing a slightly higher load on the storage of the sites.
    48 KB (6,422 words) - 08:45, 23 September 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    12 KB (1,304 words) - 10:59, 24 September 2014
  • * Storage placement - survey TBC. ...ident with xrootd fallback test on Sep 16. Want to close 'unknowns' in the storage accounting. Check out the [http://dashb-wlcg-transfers.cern.ch/ui/# AAA pag
    49 KB (6,449 words) - 10:22, 29 September 2014
  • [http://storm.forge.cnaf.infn.it/home StoRM] is a disk based storage system with a [http://sdm.lbl.gov/srm-wg/index.html SRM] interface, develop To limit writing to certain storage areas to only users with a production role, the following is used (note atl
    12 KB (1,735 words) - 09:33, 5 July 2017
  • * Ivan: Any experience with adding storage to Fujitsu boxes? * New capacity hardware has been delivered. (Storage delivered, CPU in process of being delivered).
    42 KB (5,079 words) - 18:37, 19 March 2017
  • - Sensible paths on storage
    2 KB (375 words) - 11:54, 6 February 2015
  • ...ission system picks up a random WMS from a configured list. A dedicated SE(storage-monit.physics.ox.ac.uk) hosted at Oxford is used for se-replication test of ...te the same file to a central SE define in regional nagios.For UKI, it is storage-monit.physics.ox.ac.uk but it can be any SE.
    10 KB (1,644 words) - 09:44, 14 June 2018
  • * Storage placement - survey TBC. ...ident with xrootd fallback test on Sep 16. Want to close 'unknowns' in the storage accounting. Check out the [http://dashb-wlcg-transfers.cern.ch/ui/# AAA pag
    41 KB (5,169 words) - 09:22, 6 October 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    15 KB (1,740 words) - 10:50, 15 October 2014
  • * Storage placement - survey TBC. * MW issues: xroot package deployed with ROOT 6 breaks access to dCache storage, affecting LHCb. Fix coming. CREAM, WMS, L&B, UI, WN cannot be installed a
    46 KB (5,940 words) - 04:40, 13 October 2014
  • A single storage node is unlikely to be used on its own as the entire storage system. It is likely to be used as a either one of many disk servers in a s ...is used when deciding on how much memory to have for each host.In general, storage is a heavy I/O activities and will likely require more rather than less mem
    6 KB (928 words) - 16:45, 3 January 2019
  • ...re likely to impact user analysis or prevent the full capacity of your CPU/storage resources from being realised, please mention them here. ...1G ratio in racks) becoming a bottleneck, particular for user analysis and storage.
    17 KB (2,669 words) - 11:14, 1 March 2016
  • ...including a number of different file types for accessing Dirac files, Mass Storage Files (e.g. castor), LCG SE files and Google Drvie files and all can accept
    15 KB (2,621 words) - 14:40, 27 May 2020
  • | BDII vs SRM inconsistent storage capacity numbers
    14 KB (1,556 words) - 13:12, 15 October 2014
  • * Storage accounting
    304 B (36 words) - 16:49, 5 June 2018
  • * Storage placement - survey TBC. * MW issues: xroot package deployed with ROOT 6 breaks access to dCache storage, affecting LHCb. Fix coming. CREAM, WMS, L&B, UI, WN cannot be installed a
    39 KB (4,711 words) - 03:39, 21 October 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    14 KB (1,591 words) - 11:09, 22 October 2014
  • | BDII vs SRM inconsistent storage capacity numbers
    14 KB (1,569 words) - 13:13, 29 October 2014
  • ...otype installation for http access and access federation where 70 % of the storage endpoints are accessible. <!-- ****************Start Storage & DM****************** ----->
    40 KB (4,976 words) - 10:25, 27 October 2014
  • ...otype installation for http access and access federation where 70 % of the storage endpoints are accessible. <!-- ****************Start Storage & DM****************** ----->
    42 KB (5,228 words) - 10:37, 4 November 2014
  • ...sk Pool Manager''' (DPM) is a lightweight solution for disk [[Grid_Storage|storage management]]. If offers the required SRM interfaces, although it is current * [[DPM VO Specific Pools]] - how to stop VOs from filling all your storage space.
    5 KB (882 words) - 10:18, 1 August 2018
  • ...otype installation for http access and access federation where 70 % of the storage endpoints are accessible. <!-- ****************Start Storage & DM****************** ----->
    48 KB (6,138 words) - 09:19, 10 November 2014

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