{"id":184270,"date":"2026-11-15T11:45:19","date_gmt":"2026-11-15T09:45:26","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/predstavlen-xraid-s-realizacziej-raid-dlya-xfs"},"modified":"2026-11-15T11:45:30","modified_gmt":"2026-11-15T09:45:30","slug":"xraid-introduced-with-raid-implementation-for-xfs","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/xraid-introduced-with-raid-implementation-for-xfs","title":{"rendered":"XRAID \u00ebsht\u00eb paraqitur me implementimin e RAID p\u00ebr XFS","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Christoph Hellwig, mb\u00ebshtet\u00ebsi i n\u00ebn-sistemeve DMA, KVM, Slab Allocator dhe arkitektur\u00ebs PowerPC n\u00eb kernin Linux, prezantoi l\u00ebshimin e par\u00eb publik t\u00eb XRAID, nj\u00eb implementim t\u00eb RAID t\u00eb deklast\u00ebrizuar me kontroll pariteti, i integruar n\u00eb sistemin e skedar\u00ebve XFS. Projekti \u00ebsht\u00eb krijuar me q\u00ebllimin e ofrimit t\u00eb mund\u00ebsis\u00eb p\u00ebr p\u00ebrdorimin e RAID n\u00eb pajisje ruajtjeje t\u00eb zonuara, si\u00e7 jan\u00eb disqet SMR (Shingled Magnetic Recording), dhe p\u00ebr t\u00eb ofruar nj\u00eb implementim t\u00eb lart\u00eb t\u00eb performanc\u00ebs t\u00eb RAID p\u00ebr t\u00eb ruajtur integritetin e t\u00eb dh\u00ebnave. P\u00ebrve\u00e7 pajisjeve t\u00eb zonuara, XRAID gjithashtu mb\u00ebshtet funksionimin n\u00eb disqet e zakonshme t\u00eb ngurt\u00eb dhe SSD-t\u00eb, duke treguar n\u00eb k\u00ebto t\u00eb fundit nj\u00eb rritje t\u00eb konsiderueshme t\u00eb performanc\u00ebs n\u00eb krahasim me mdraid (deri n\u00eb 20 her\u00eb gjat\u00eb shkarkimit).<\/p>\n

P\u00ebr shp\u00ebrndarjen e informacionit n\u00eb ruajt\u00ebsit n\u00eb XRAID p\u00ebrdoret nj\u00eb kontroll pariteti i deklast\u00ebrizuar, i ngjash\u00ebm me dRAID n\u00eb OpenZFS, ku p\u00ebr rikuperimin e nxeht\u00eb (hot spare) nuk ndahen ruajt\u00ebs t\u00eb ve\u00e7ant\u00eb, por t\u00eb dh\u00ebnat, informacioni i kontrollit t\u00eb paritetit dhe hap\u00ebsira e lir\u00eb e rezervuar (spare space) shp\u00ebrndahen n\u00eb m\u00ebnyr\u00eb t\u00eb barabart\u00eb n\u00eb t\u00eb gjith\u00eb ruajt\u00ebsit. Procesi i leximit, shkarkimit dhe rikuperimit n\u00eb rast t\u00eb d\u00ebshtimeve p\u00ebrfshin t\u00eb gjith\u00eb ruajt\u00ebsit, \u00e7ka rrit kapacitetin e kalimit, ul ngarkes\u00ebn n\u00eb disqet individuale, parandalon r\u00ebnien e dukshme t\u00eb performanc\u00ebs gjat\u00eb d\u00ebshtimeve dhe shpejton ndjesh\u00ebm procesin e rind\u00ebrtimit t\u00eb masivit pas shtimit ose z\u00ebvend\u00ebsimit t\u00eb ruajt\u00ebsve.<\/p>\n

RAID-et e deklast\u00ebrizuar gjithashtu thjeshtojn\u00eb krijimin e masivave t\u00eb q\u00ebndruesh\u00ebm me nj\u00eb num\u00ebr shum\u00eb t\u00eb madh disqesh. Gjat\u00eb procesit t\u00eb rikuperimit nga d\u00ebshtimet, XRAID p\u00ebrcakton dinamik rendin e rind\u00ebrtimit t\u00eb ruajt\u00ebsve, duke e trajtuar fillimisht zonat me humbjen m\u00eb t\u00eb madhe t\u00eb informacionit t\u00eb tep\u00ebrt dhe duke rind\u00ebrtuar zonat me t\u00eb dh\u00ebna p\u00ebrpara zonave me informacionin e kontrollit t\u00eb paritetit.<\/p>\n

XRAID fillon fillon nj\u00eb zhvillim me v\u00ebmendje ndaj mund\u00ebsis\u00eb s\u00eb p\u00ebrdorimit me disqe t\u00eb zonuara, ku hap\u00ebsira p\u00ebr ruajtje ndahet n\u00eb zona q\u00eb formojn\u00eb grupe blokesh ose sektor\u00ebsh. N\u00eb k\u00ebto pajisje lejohet vet\u00ebm shtimi i rregullt i t\u00eb dh\u00ebnave me azhurnimin e t\u00ebr\u00eb grupit t\u00eb blokut. P\u00ebr shembull, zonimi i shkrimit aplikohet n\u00eb disqet SMR (Shingled Magnetic Recording), ku gjer\u00ebsia e gjurm\u00ebs \u00ebsht\u00eb m\u00eb e vog\u00ebl se gjer\u00ebsia e kok\u00ebs magnetike, dhe shkrimi b\u00ebhet me mbivendosje t\u00eb pjesshme nga gjurma p\u00ebrkat\u00ebse, dometh\u00ebn\u00eb \u00e7do rishkrim rezulton n\u00eb nevoj\u00ebn p\u00ebr t\u00eb rishkruar t\u00ebr\u00eb grupin e gjurmave. <\/p>\n

P\u00ebr t\u00eb mb\u00ebshtetur pajisjet e zonuara, XRAID p\u00ebrdor alokuesin e bllokut t\u00eb implementuar n\u00eb XFS dhe kernelin Linux p\u00ebr pajisjet e zonuara (zoned allocator), q\u00eb p\u00ebrdor RT-subvoldin (RealTime subvolume) p\u00ebr organizimin e ruajtjes s\u00eb ndar\u00eb t\u00eb t\u00eb dh\u00ebnave dhe metadatat (n\u00eb zonat me shkrim t\u00eb rregullt ruhet vet\u00ebm p\u00ebrmbajtja e skedar\u00ebve, nd\u00ebrsa metadat e FSh ruhen n\u00eb zona t\u00eb zakonshme ose n\u00eb SSD shtes\u00eb). <\/p>\n

N\u00eb XRAID, mekanizmat e kontrollit t\u00eb paritetit RAID p\u00ebrdoren vet\u00ebm p\u00ebr p\u00ebrmbajtjen e skedar\u00ebve, nd\u00ebrsa mbiparamet\u00ebr p\u00ebr metadat realizohet p\u00ebrmes p\u00ebrdorimit t\u00eb drejtuesve q\u00eb tashm\u00eb ekzistojn\u00eb n\u00eb kernelin Linux, p\u00ebr shembull, p\u00ebrmes pasqyrimit me MD RAID, q\u00eb \u00ebsht\u00eb m\u00eb efektiv p\u00ebr objektet e vogla q\u00eb azhurnohet n\u00eb vend. Zbatimi i RAID-in \u00ebsht\u00eb integruar n\u00eb XFS deri n\u00eb trajtuesit e hyrjes\/nd\u00ebrhyrjes s\u00eb zonuar, q\u00eb paraqesin zonat fizike t\u00eb disqeve n\u00eb form\u00ebn e zonave logjike, p\u00ebrkasisht nj\u00ebsi blloku shum\u00ebkat\u00ebshe.<\/p>\n

Puna mbi XRAID ka qen\u00eb n\u00eb zhvillim p\u00ebr nj\u00eb muaj e gjysm\u00eb, dhe ndon\u00ebse implementimi ende nuk \u00ebsht\u00eb i gatsh\u00ebm p\u00ebr t'u integruar si pjes\u00eb e b\u00ebrtham\u00ebs kryesore, ai \u00ebsht\u00eb tashm\u00eb i p\u00ebrshtatsh\u00ebm p\u00ebr testim nga nj\u00eb audienc\u00eb t\u00eb gjer\u00eb. N\u00eb implementimin e propozuar, mb\u00ebshteten nga 0 n\u00eb 2 nivele pariteti (n\u00eb zhvillim \u00ebsht\u00eb kodi p\u00ebr mb\u00ebshtetje t\u00eb 3 dhe m\u00eb shum\u00eb niveleve). P\u00ebr menaxhimin e XRAID, nj\u00eb veg\u00ebl e re 'xraid' \u00ebsht\u00eb shtuar n\u00eb mjetin xfsprogs dhe \u00ebsht\u00eb implementuar mb\u00ebshtetje p\u00ebr XRAID n\u00eb mkfs. P\u00ebrve\u00e7 k\u00ebsaj, vegla p\u00ebr inspektimin e disqeve t\u00eb zonuar Zonar ka marr\u00eb mund\u00ebsi p\u00ebr vizualizimin e hartimit t\u00eb zonave logjike n\u00eb zona fizike.<\/p>\n

Jan\u00eb publikuar rezultatet e testimeve t\u00eb performanc\u00ebs s\u00eb XRAID n\u00eb krahasim me mdraid dhe btrfs, t\u00eb kryera p\u00ebr grumbullin XRAID n\u00eb nj\u00eb konfigurim me dy SSD WD DC-SN650 p\u00ebr metadatat (mirror n\u00eb baz\u00eb t\u00eb mdraid), gjasht\u00eb disqe SATA t\u00eb zakonsh\u00ebm WD DC-HC590 26 TB dhe 6-21 disqe t\u00eb zonuar WD DC-HC690 30 TB (SMR).<\/p>\n

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Po ashtu jan\u00eb kryer teste XRAID n\u00eb SSD t\u00eb zakonsh\u00ebm t\u00eb pazonuar n\u00eb nj\u00eb konfigurim me nj\u00eb Samsung PM9D3a 4 TiB p\u00ebr metadatat dhe pes\u00eb Samsung PM9D3a 4 TiB p\u00ebr RAID (4 + 1).<\/p>\n

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Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u0440\u0438\u0441\u0442\u043e\u0444 \u0425\u0435\u043b\u0432\u0438\u0433 (Christoph Hellwig), \u043c\u044d\u0439\u043d\u0442\u0435\u0439\u043d\u0435\u0440 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c DMA, KVM, Slab Allocator \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b PowerPC \u0432 \u044f\u0434\u0440\u0435 Linux, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u043f\u0435\u0440\u0432\u044b\u0439 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a XRAID, \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u0435\u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e RAID \u0441 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0435\u043c \u0447\u0451\u0442\u043d\u043e\u0441\u0442\u0438, \u0438\u043d\u0442\u0435\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0432 \u0444\u0430\u0439\u043b\u043e\u0432\u0443\u044e \u0441\u0438\u0441\u0442\u0435\u043c\u0443 XFS. \u041f\u0440\u043e\u0435\u043a\u0442 \u0441\u043e\u0437\u0434\u0430\u043d \u0441 \u0446\u0435\u043b\u044c\u044e \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f RAID \u043d\u0430 \u0437\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0434\u0438\u0441\u043a\u0438 SMR (Shingled Magnetic Recording), \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":184272,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-184270","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47 XRAID u prezantua me implementimin e RAID p\u00ebr XFS | ProHoster","description":"Christoph Hellwig, mbajt\u00ebsi i sistemeve DMA, KVM, Slab Allocator dhe arkitektur\u00ebs PowerPC n\u00eb b\u00ebrtham\u00ebn Linux, prezantoi versionin e par\u00eb publik t\u00eb XRAID, nj\u00eb implementim t\u00eb RAID-it t\u00eb deklasterizuar me 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\u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c DMA, KVM, Slab Allocator \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b PowerPC \u0432 \u044f\u0434\u0440\u0435 Linux, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u043f\u0435\u0440\u0432\u044b\u0439 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a XRAID, \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u0435\u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e RAID \u0441 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0435\u043c.","og:url":"https:\/\/prohoster.info\/sq\/blog\/news\/xraid-introduced-with-raid-implementation-for-xfs","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2026-11-15T09:45:26+00:00","article:modified_time":"2026-11-15T09:45:30+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/184270","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/comments?post=184270"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/184270\/revisions"}],"predecessor-version":[{"id":184271,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/184270\/revisions\/184271"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/media\/184272"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/media?parent=184270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/categories?post=184270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/tags?post=184270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}