{"id":29927,"date":"2019-10-31T21:32:42","date_gmt":"2019-10-31T18:32:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/bekap-mne-na-lentu-zapili-rasskaz-ot-pervogo-litsa\/"},"modified":"2019-10-31T21:32:42","modified_gmt":"2019-10-31T18:32:42","slug":"bekap-mne-na-lentu-zapili-rasskaz-ot-pervogo-litsa","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/bekap-mne-na-lentu-zapili-rasskaz-ot-pervogo-litsa","title":{"rendered":"\u00abM\u00eb b\u00ebn\u00eb backup n\u00eb band\u00eb\u00bb. Histori nga k\u00ebndi i par\u00eb","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb artikulli i m\u00ebparsh\u00ebm<\/a><\/noindex> Ne informuam ju p\u00ebr ve\u00e7orit\u00eb e reja n\u00eb p\u00ebrdit\u00ebsimin e janarit Update 4 p\u00ebr Veeam Backup & Replication 9.5 (VBR), ku q\u00ebllimisht nuk p\u00ebrmend\u00ebm backup-et n\u00eb kasetat magnetike. Nj\u00eb histori mbi k\u00ebt\u00eb fush\u00eb meriton nj\u00eb artikull t\u00eb ve\u00e7ant\u00eb, pasi kishte v\u00ebrtet shum\u00eb ve\u00e7ori t\u00eb reja.<\/p>\n

\u2013 Djemt\u00eb nga QA, do shkruani nj\u00eb artikull?
\n\u2013 Pse jo!<\/p>\n

\"\u00abM\u00eb
\n
\n<\/a><\/noindex><\/p>\n

Disk\u00ebt kaset\u00eb n\u00eb shekullin XXI<\/h1>\n

\nRuajtja e t\u00eb dh\u00ebnave n\u00eb kasetat magnetike (kasetat, \"disk\u00ebt kaset\u00eb<\/b>\", si\u00e7 i quajm\u00eb ne n\u00eb R&D) nuk kufizohet n\u00eb kompjuterin e kaluar ZX-Spectrum, nj\u00eb loj\u00eb p\u00ebr t\u00eb cilin mund t\u00eb ngarkohej n\u00eb memorien operative 48 kb nga kaseta magnetike<\/a><\/noindex> p\u00ebr disa minuta. Gjat\u00eb nj\u00eb \u00e7ereku shekulli, shpejt\u00ebsit\u00eb dhe kapacitetet e kasetave jan\u00eb rritur me 6-7 renditje. Ky nuk \u00ebsht\u00eb nj\u00eb krahasim krejt objektiv, dhe sipas ligjit t\u00eb Murit<\/a><\/noindex> standard LTO<\/a><\/noindex> nuk po ndjek ritmin. Megjithat\u00eb, teknologjit\u00eb moderne lejojn\u00eb q\u00eb n\u00eb nj\u00eb kaset\u00eb kilometrike t\u00eb ruhet 12 terabajt t\u00eb dh\u00ebnash (deri n\u00eb 30 terabajt n\u00eb modin e kompresimit), k\u00ebshtu q\u00eb disku i kushton 160 dollar\u00eb e l\u00eb pas konkurrenc\u00ebn n\u00eb kosto p\u00ebr ruajtjen afatgjat\u00eb t\u00eb sasis\u00eb s\u00eb madhe t\u00eb t\u00eb dh\u00ebnave, edhe duke marr\u00eb parasysh investimet n\u00eb pajisjet p\u00ebr regjistrimin\/leximin e tyre. T\u00eb dh\u00ebnat n\u00eb k\u00ebto kaseta ruhen me besueshm\u00ebri p\u00ebr 15-30 vjet.<\/p>\n

Po e shoh nga nj\u00eb k\u00ebndv\u00ebshtrim tjet\u00ebr. Koh\u00ebt e fundit, virus\u00ebt e ransomware<\/a><\/noindex> kan\u00eb arritur nj\u00eb nivel t\u00eb ri. Ata mund t\u00eb presin n\u00eb heshtje n\u00eb infrastruktur\u00ebn e nj\u00eb kompanie t\u00eb madhe p\u00ebr jav\u00eb dhe muaj, dhe me shfaqjen e nj\u00eb dob\u00ebsie t\u00eb re zero \u2013 t\u00eb shkat\u00ebrrojn\u00eb (jo pa ndihm\u00ebn e njeriut, sepse jan\u00eb p\u00ebrpara para t\u00eb m\u00ebdha) jo vet\u00ebm t\u00eb dh\u00ebnat, por edhe t\u00eb gjitha kopjet rezerv\u00eb, deri ku mund t\u00eb arrijn\u00eb. K\u00ebshtu shembull i fresk\u00ebt<\/a><\/noindex>, kur kompanit\u00eb u detyruan t\u00eb paguajn\u00eb haker\u00ebt. T\u00eb ashtuquajturat air gap<\/b>, dometh\u00ebn\u00eb, kopjet e rezerv\u00ebs q\u00eb jan\u00eb fizikisht t\u00eb izoluara nga infrastruktura, jan\u00eb b\u00ebr\u00eb, n\u00eb thelb, shp\u00ebtimi i vet\u00ebm t\u00eb besuesh\u00ebm nga k\u00ebto histori. Kasetat magnetike k\u00ebtu jan\u00eb nj\u00eb nga zgjidhjet q\u00eb nuk dalin nga moda.<\/p>\n

\"\u00abM\u00eb
\n
\nPor nj\u00eb specifikim dhe risit\u00eb teknologjike t\u00eb prodhuesve kryesor\u00eb (IBM, HPE, Oracle, Dell) nuk mjaftojn\u00eb p\u00ebr mbrojtjen e besueshme t\u00eb t\u00eb dh\u00ebnave, nevojitet nj\u00eb softuer i mir\u00eb. N\u00eb Veeam, kemi nj\u00eb ekip t\u00eb t\u00ebr\u00eb q\u00eb merret me backup-et n\u00eb kaseta, rreth 10 persona analizojn\u00eb, planifikojn\u00eb, k\u00ebrkojn\u00eb, zhvillojn\u00eb dhe testojn\u00eb \u00e7do dit\u00eb. Rezultatet e k\u00ebsaj pune mund t'i keni par\u00eb n\u00eb artikujt tan\u00eb t\u00eb m\u00ebparsh\u00ebm (nj\u00eb her\u00eb<\/a><\/noindex>, dy her\u00eb<\/a><\/noindex>). \u00c7far\u00eb \u00ebsht\u00eb b\u00ebr\u00eb gjat\u00eb vitit t\u00eb fundit?<\/p>\n

Fjalor<\/h1>\n

\nPo vjen nj\u00eb zgjedhje midis liris\u00eb ndaj gjuh\u00ebs amtare dhe burokracive q\u00eb e komplikojn\u00eb lexueshm\u00ebrin\u00eb. Un\u00eb preferoj t\u00eb par\u00ebn, k\u00ebshtu q\u00eb paraprakisht k\u00ebrkoj falje, n\u00ebse ndonj\u00eb fjal\u00eb xhargoni nga lista m\u00eb posht\u00eb do t'i c\u00ebnoj\u00eb syt\u00eb dikujt. K\u00ebtu do t\u2019i kujtoj shkurtimisht se \u00e7far\u00eb do t\u00eb thot\u00eb secili term. <\/p>\n

E gjith\u00eb kjo pjes\u00eb mund t\u00eb kaloj\u00eb p\u00ebr specialist\u00ebt e VBR<\/b>Job <\/b>\u2013 pun\u00eb \u2013 nj\u00eb operacion backup-i. Faktikisht, e gjith\u00eb VBR ndihmohet nga jobs. P\u00ebrve\u00e7 backup-it dhe replikimit, kjo mund t\u00eb jet\u00eb edhe kopjimi n\u00eb kasetat magnetike (backup to tape job, job kasete). Dua t\u00eb sqaroj se rikuperimi nga nj\u00eb kopje rezerv\u00eb (restor) \u00ebsht\u00eb gjithashtu nj\u00eb job, por n\u00eb k\u00ebt\u00eb artikull ky term do t\u00eb p\u00ebrkthehet si backup.<\/p>\n

Storage <\/b>\u2013 storazh \u2013 nj\u00eb em\u00ebr q\u00eb ka lindur historikisht. K\u00ebto jan\u00eb skedar\u00ebt n\u00eb repozitorit <\/b>(repository \u2013 depo), q\u00eb p\u00ebrmbajn\u00eb kopje rezerv\u00eb \u2013 operacione homomorfe t\u00eb plota <\/b>dhe inkrementalet<\/b>. N\u00eb nj\u00eb storage mund t\u00eb ket\u00eb ose nj\u00eb makin\u00eb virtuale ose disa.<\/p>\n

Chain <\/b>\u2013 zinxhir \u2013 nj\u00eb s\u00ebr\u00eb storazhesh t\u00eb lidhura me nj\u00ebra-tjetr\u00ebn. P\u00ebr rikuperimin e t\u00eb dh\u00ebnave nga n-i inkremental duhet t\u00eb keni t\u00eb gjitha t\u00eb m\u00ebparshme nga (n-1) deri n\u00eb at\u00eb t\u00eb par\u00eb dhe storazhi i plot\u00eb i referuar nga e para inkrementale.<\/p>\n

Source<\/b>, Target <\/b>\u2013 source, target. Source \u00ebsht\u00eb entiteti fillestar q\u00eb p\u00ebrpunon job-in. N\u00eb rastin e backup-eve\/replikave, kjo zakonisht \u00ebsht\u00eb nj\u00eb makin\u00eb virtuale n\u00eb hipervizor. N\u00eb rastin e job-it t\u00eb kasetave, source \u00ebsht\u00eb vet\u00eb job-i i backup-it (apo skedar\u00ebt n\u00eb rastin e job-it file to tape). Target p\u00ebr job-in e backup-it \u00ebsht\u00eb repository ku ruhen backup-et. P\u00ebr job-in e kasetave, kjo \u00ebsht\u00eb media pool.<\/p>\n

Media pool<\/b> \u2013 media pool<\/a><\/noindex> \u2013 nj\u00eb pool informacioni, n\u00eb rastin ton\u00eb \u2013 kasetat. Nj\u00eb konteiner logjik, i krijuar nga p\u00ebrdoruesi dhe q\u00eb p\u00ebrmban kaseta nga nj\u00eb ose disa biblioteka. Pra, job-i i kasetave gjithmon\u00eb ka nj\u00eb media pool si target, dometh\u00ebn\u00eb t\u00eb dh\u00ebnat nuk shkruhen n\u00eb ndonj\u00eb kaset\u00eb specifike dhe as n\u00eb ndonj\u00eb kaset\u00eb t\u00eb \u00e7far\u00ebdo n\u00eb bibliotek\u00eb, por n\u00eb nj\u00eb grup t\u00eb caktuar prej tyre. Media pool ka nj\u00eb konfigurim t\u00eb koh\u00ebs s\u00eb ruajtjes t\u00eb t\u00eb dh\u00ebnave, pas s\u00eb cil\u00ebs kaseta mund t\u00eb ri-regjistrohet. P\u00ebrdoruesi mund t\u00eb krijoj\u00eb media pools standarde dhe GFS-pools<\/a><\/noindex>. \u00c7do nj\u00ebri nga k\u00ebto lloje tani mund t\u00eb jet\u00eb gjithashtu WORM dhe jo-WORM, p\u00ebr k\u00ebt\u00eb m\u00eb posht\u00eb.<\/p>\n

Media set<\/b> \u2013 media set<\/a><\/noindex> \u2013 nj\u00eb grup kasetash n\u00eb mediat pool, mbi t\u00eb cilat shkruhen vazhdimisht backupet\/fajllat. P\u00ebr pool-et GFS, mediat setet kan\u00eb gjithashtu lidhje me intervalin (p.sh., vjetor \u2013 yearly), kasetat rotullohen vet\u00ebm brenda intervalit t\u00eb tyre.<\/p>\n

Dreyt<\/b>, cjeinder<\/b><\/a><\/noindex> \u2013 elementet e bibliotek\u00ebs s\u00eb kasetave. Dreyti lexon dhe rrotullon kaset\u00ebn, cjeinder \u00ebsht\u00eb nj\u00eb robot q\u00eb l\u00ebviz kasetat midis slotit t\u00eb ruajtjes, slotit t\u00eb shkarkimit dhe dreytit. Ka edhe dreyt standalone<\/b> (standalone \u2013 n\u00eb k\u00ebmb\u00eb), roli i cjeinder k\u00ebtu e kryen njeriu. Nj\u00eb dreyt k\u00ebrkon instalimin e sakt\u00eb t\u00eb drejtuarit t\u00eb prodhuesit n\u00eb makin\u00ebn Windows, ku \u00ebsht\u00eb e lidhur biblioteka; me cjeinder mund t\u00eb punojm\u00eb edhe pa drejtuar, p\u00ebrmes native SCSI.<\/p>\n

<\/p>\n

Tenant to tape. Mbrojt\u00ebs \u00ebsht\u00eb ofruesi \u2013 mbrohen klient\u00ebt<\/h1>\n

\nT\u00eb gjitha aspekte t\u00eb shfaqen. Karakteristika m\u00eb e madhe e azhurnimit ton\u00eb, e destinuar p\u00ebr ofruesit e sh\u00ebrbimeve n\u00eb cloud.<\/a><\/noindex>, q\u00eb p\u00ebrdorin VBR n\u00eb infrastruktur\u00ebn e tyre. Zhvillimi filloi dy vjet m\u00eb par\u00eb. S\u00eb shpejti kuptuam se do t\u00eb ishte e v\u00ebshtir\u00eb t\u00eb p\u00ebrballeshim me nj\u00eb detyr\u00eb kaq t\u00eb madhe p\u00ebr l\u00ebshimin e af\u00ebrt, mor\u00ebt nj\u00eb pushim t\u00eb vog\u00ebl dhe n\u00eb fund l\u00ebshuam karakteristik\u00ebn n\u00eb 9.5 Update 4.<\/p>\n

N\u00ebse flasim shkurt, tani ofruesit kan\u00eb mund\u00ebsin\u00eb t\u00eb kopjojn\u00eb backupet e klient\u00ebve t\u00eb tyre n\u00eb kaseta p\u00ebrmes nj\u00eb pun\u00eb t\u00eb tape-n\u00eb GFS-pool. Kjo u jep ofruesve \u2013 dhe k\u00ebta jan\u00eb njer\u00ebz shum\u00eb t\u00eb r\u00ebnd\u00ebsish\u00ebm p\u00ebr ne dhe departamentin ton\u00eb tregtar \u2013 dy mund\u00ebsi:<\/p>\n