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Systems Overview (Version 1.283)Systems OverviewVersion 1.283Created date:19 October 2017Last updated:11 July 2019Review Due:January 2020Authors:Paul YoungMaintained by:Systems ManagerPrevious version:Live (last static Version 1.102)1. Purpose of this documentThis document provides an overview of the hardware and systems architecture employed by the ADS to carry out its work and support its datapreservation and presentation activities.1 Page
Systems Overview (Version 1.283)2. PC InventoryThe University of York IT Services manage and maintain all PCs utilised by the ADS, with the support of the ADS Systems Manager. ITServices are subject to the Information Services Service Standards (2014)1, and the terms of Service Level Agreement between the ADS andUniversity of York IT Services.212NoPC NamePersonDate PurchasedCPURAMDisk Spaceip Address1REDACTEDREDACTEDFrom Neil?REDACTED2REDACTEDREDACTEDFrom AVIntel i54GB232GB (HD)REDACTED3REDACTEDREDACTEDDec-09Intel Duo (3.16GHz)4GB466GB (HD)REDACTED4REDACTEDREDACTEDDec-10Intel i5 (2.80GHz)12GB255GB (SSD) 234GB(HD)REDACTED5REDACTEDREDACTEDDec-10Intel i3 (3.2GHz)4GB466GB (HD)REDACTED6REDACTEDREDACTEDOct-12Intel i3 (3.4GHz)8GB55GB (SSD) 148GB(HD)REDACTED7REDACTEDREDACTEDJul-13Intel i5 (3GHz)8GB500GB (SSD)REDACTED8REDACTEDREDACTEDFeb-15Intel i5 (3GHz)8GB500GB (SSD)REDACTED9REDACTEDREDACTEDNov-15Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED10REDACTEDREDACTEDNov-15Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED11REDACTEDREDACTEDNov-15Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED12REDACTEDREDACTEDJul-16Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED13REDACTEDREDACTEDNov-17Intel i5 (3.3GHz)8GB250GB ance/standards/Internal access only.2 Page
Systems Overview (Version 1.283)14REDACTEDREDACTEDSep-18 (Not new)Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED15REDACTEDREDACTEDSep-18 (Not new)Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED16REDACTEDREDACTEDSep-18 (Not new)Intel i5 (3.3GHz)8GB250GB (SSD)REDACTED17REDACTEDREDACTEDOct-19 (Not new)Intel i716GB250GB (SSD)REDACTED18REDACTEDREDACTEDOct-19 (Not new)Intel i716GB250GB (SSD)REDACTED19REDACTEDREDACTEDOct-19 (Not new)Intel i716GB250GB (SSD)REDACTED3 Page
Systems Overview (Version 1.283)3. Virtual MachinesThe University of York IT Services manage and maintain the ADS’ virtual machines, with the support of the ADS Systems Manager. Both ADSand IT Services are subject to the Information Services Service Standards (2014)3, and the terms of Service Level Agreement between theADS and University of York IT Services.4Unbunto MachinesNo34ServerApplications / DomainsCPUsRAMDiskO/SVersion1REDACTED Allegrograph triple store24GB29GBUbuntu16.042REDACTED AWS22GB19GBUbuntu18.043REDACTED archaeologydataservice, guides domains12GB8.9GBUbuntu18.044REDACTED C1421GB15GBUbuntu16.045REDACTED checksum program, Ferg's Library loader42GB15GBUbuntu18.046REDACTED dayofarchaeology domain22GB11GBUbuntu18.047REDACTED Droid?22GB15GBUbuntu18.048REDACTED ADS-easy22GB8.8GBUbuntu16.049REDACTED Heritage Gateway web services (x8)22GB15GBUbuntu16.0410REDACTED Geoserver24GB39GBUbuntu16.0411REDACTED intarch domain, intarch22GB8.9GBUbuntu18.0412REDACTED Library (LIVE), Solr24GB15GBUbuntu18.0413REDACTED ADS Wiki22GB19GBUbuntu18.0414REDACTED ads, ads.ahds, data, mapserver and debs rvices/performance/standards/Internal access only.4 Page
Systems Overview (Version 1.283)15REDACTED CMS, Droid, archive solr indexer22GB29GBUbuntu16.0416REDACTED piwik (matomo) and mysql database23GB39GBUbuntu16.0417REDACTED Pubby (linked data interface)21GB8.8GBUbuntu16.0418REDACTED archsearch, OASIS web service24GB29GBUbuntu16.0419REDACTED Spring services (admin, geo, mail, ner, solr)22GB15GBUbuntu16.0420REDACTED Archive download servlet21GB8.8GBUbuntu16.0421REDACTED solr (archives, archsearch, etc)21GB29GBUbuntu16.0422REDACTED postgres, library (DEV), CMS (project cilla)22GB15GBUbuntu16.0423REDACTED HERALD (DEV), Solr (DEV), Solr proxy (DEV)22GB15GBUbuntu16.0424REDACTED Cat's tools, ADS-easy (DEV), Redsquid pages (DEV), intarch(test), openlayers (test)22GB19GBUbuntu18.0425REDACTED OAI targets, CMS Licence21GB19GBUbuntu16.0426REDACTED External wikis22GB15GBUbuntu16.0427REDACTED ERA (temporary)21GB19GBUbuntu16.0428REDACTED oasis domain, OASIS, File upload WS, DataCiteToolkit.jar12GB19GBUbuntu14.0429REDACTED redsquid, ows Machines30REDACTED5 Page
Systems Overview (Version 1.283)4. StorageThe University of York IT Services, with the support of the ADS Systems Manager, manage local data storage. The UK Data Archive5(University of Essex) under the terms of the Service Level Agreement between the ADS and the UK Data Archive, provide and maintain thephysical architecture for off-site/deep storage for the ADS. This agreement is changing as the provision of off-site/deep storage moves towardsAmazon Web Services (Ireland)6 and Amazon S3 Glacier, under the terms of a dedicated Service Level Agreement.7University of ackupUoY IT Service5TBData production28 days of snapshots. 90 day tapped backup.8NFSUoY IT Service20TBData preservationa/aREDACTEDNFSUoY IT Service500GBOther ADS storagea/aREDACTEDNFSUoY IT Service400GBData uploadsa/aREDACTEDNFSUoY IT Service20TBActive storagea/aOff-site UK Data Archive24 TBOff-site deep storageThecus N8900 with 8 x 3TB drives in a RAID 6combination (available 6 x 3TB) with tapped backupREDACTEDCloudAmazon WebServices(Ireland)-Off-site deep storageAmazon S3 Glacier cloud kups/9https://aws.amazon.com/glacier/66 Page
Systems Overview (Version 1.283)5. Applications/WebsitesExternalNo NameActiveTechnologyAddress1ADS websiteYesJava rchsearchYesJava yYesJava sy/5ADS LibraryYesJava brary/6C14YesJava 4/7England’s Rock ArtYesJava a/8Heritage GatewayYesJava way/9OAI targetsYesJava out/endpoints.xhtml10Linked DataYesJava k/page11Guides to Good PracticeYesJSP pwiki/12Informing the Future in the PastYesJSP olithic Research andConservation FrameworkYesJSP wikiSee note1014East Midlands HistoricEnvironment ResearchFrameworkYesJSP wikiSee earchframeworks/mesolithic/wiki/Mesolithic ameworks/eastmidlands/wiki/7 Page
Systems Overview (Version 15Archaeological Resources inCultural Heritage: a EuropeanStandardYesJSP wiki16ADS Sound Bytes blogYesWordpress DS-easy blogYesWordpress y/18OASIS blogYesWordpress is/19Day of ArchaeologyYesWordpress 5.2.2https://www.dayofarchaeology.com/20Internet /21OASISYesJava/JSPwiki/Coldfusion22Discovering England’s BurialPlacesYesHTML23HERALD (in development)NoJava ://www.debs.ac.uk/index.html-Internal (restricted access)https://matomo.org/1Matomo analyticsYesWeb analytics2Collections ManagementSystem (CMS)YesJava Application-3CMS LicencesYesJava Application-4ADS wikiYesJSP wiki-5DroidYesJava ApplicationSee note126AllegroGraphYesSemantic GraphDatabaseSee rograph/8 Page
Systems Overview (Version 1.283)http://geoserver.org/7GeoServerYesGeospatial server8Glassfish(x10 servers)YesWeb Serverhttps://javaee.github.io/glassfish/9Tomcat (x5 servers)YesWeb Serverhttp://tomcat.apache.org/10TomEE (x5 servers)YesWeb Serverhttps://tomee.apache.org/11Solr (x2 servers)YesSearch Platform12Apache (x5 servers)YesWeb Serverhttps://httpd.apache.org/13Lucee (x4 servers)YesWeb Serverhttp://lucee.org/14Checksum checkerYesJava Applicationhttps://lucene.apache.org/solr/-6. Printing, photocopying and scanningYork Print Plus14 (University of York) provide printing, copying and scanning services for the ADS under the general terms of the InformationServices Service Standards (2014).157. SoftwareThe University of York IT Services provide basic software, alongside anti-virus and malware protection, for all managed PCs.16 In instanceswhere specific software is required to support the provision of preservation services and the dissemination of data, the ADS purchases discreetlicences (e.g. Callas services/software/159 Page
11 REDACTED intarch domain, intarch 2 2GB 8.9GB Ubuntu 18.04 12 REDACTED Library (LIVE), Solr 2 4GB 15GB Ubuntu 18.04 . 20 REDACTED Archive download servlet 2 1GB 8.8GB Ubuntu 16.04 21 REDACTED solr (archives, archsearch, etc) 2 1GB 29GB Ubuntu 16.04 . 3 Archives Yes Java/Coldfusion https://archaeologydataservice.ac.uk/archive/
