{"id":96141,"date":"2020-10-08T19:42:37","date_gmt":"2020-10-08T17:42:37","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/promyshlennye-tendenczii-v-oblasti-massovyh-sistem-hraneniya-dannyh"},"modified":"2020-10-08T19:42:37","modified_gmt":"2020-10-08T17:42:37","slug":"promyshlennye-tendenczii-v-oblasti-massovyh-sistem-hraneniya-dannyh","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/promyshlennye-tendenczii-v-oblasti-massovyh-sistem-hraneniya-dannyh","title":{"rendered":"Tendencat industriale n\u00eb sistemet masive t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Sot do t\u00eb flasim se si t\u00eb ruajm\u00eb m\u00eb mir\u00eb t\u00eb dh\u00ebnat n\u00eb nj\u00eb bot\u00eb ku rrjetet e gjenerat\u00ebs s\u00eb pest\u00eb, skanerat e genom\u00ebve dhe automjetet pa shofer prodhojn\u00eb m\u00eb shum\u00eb t\u00eb dh\u00ebna n\u00eb nj\u00eb dit\u00eb sesa gjith\u00eb njer\u00ebzimi ka prodhuar gjat\u00eb periudh\u00ebs para revolucionit industrial.<\/p>\n

\"Tendencat
\n<\/a><\/noindex><\/p>\n

Bota jon\u00eb po gjeneron gjithnj\u00eb e m\u00eb shum\u00eb informacion. Nj\u00eb pjes\u00eb e tij \u00ebsht\u00eb kalimtare dhe humbet aq shpejt sa grumbullohet. T\u00eb tjera duhet t\u00eb ruhen p\u00ebr nj\u00eb koh\u00eb m\u00eb t\u00eb gjat\u00eb, dhe disa jan\u00eb t\u00eb destinuara \"p\u00ebr brezat\" \u2014 s\u00eb paku, k\u00ebshtu na duket nga aktualiteti. Rrjedhat e informacionit po grumbullohen n\u00eb qendrat e t\u00eb dh\u00ebnave me nj\u00eb shpejt\u00ebsi t\u00eb till\u00eb q\u00eb \u00e7do qasje e re, \u00e7do teknologji q\u00eb synon t\u00eb plot\u00ebsoj\u00eb k\u00ebt\u00eb \"k\u00ebrkes\u00eb\" t\u00eb pafund, shpejt b\u00ebhet e vjetruar.<\/p>\n

\"Tendencat
\n<\/p>\n

40 vite zhvillim i sistemeve t\u00eb ruajtjes t\u00eb shp\u00ebrndara<\/h2>\n

\nSistemet e para t\u00eb ruajtjes n\u00eb rrjet si\u00e7 i njohim ne, u shfaq\u00ebn n\u00eb vitet 1980. Shum\u00eb prej jush jan\u00eb p\u00ebrballur me NFS (Sistemi i Skedar\u00ebve n\u00eb Rrjet), AFS (Sistemi i Skedar\u00ebve Andrew) ose Coda. Pas nj\u00eb dekade, moda dhe teknologjit\u00eb ndryshuan, dhe sistemet e ndara t\u00eb skedar\u00ebve u z\u00ebvend\u00ebsuan me sistemet e ruajtjes me klaster\u00eb mbi baz\u00ebn e GPFS (Sistemi i Skedar\u00ebve Paralel t\u00eb P\u00ebrgjithsh\u00ebm), CFS (Sistemet e Klasterizuara t\u00eb Skedar\u00ebve) dhe StorNext. Si baz\u00eb jan\u00eb p\u00ebrdorur ruajtjet bllok t\u00eb arkitektur\u00ebs klasike, mbi t\u00eb cilat, me ndihm\u00ebn e nj\u00eb shtrese softuerike, u krijua nj\u00eb sistem i vet\u00ebm skedari. K\u00ebto dhe zgjidhje t\u00eb ngjashme vazhdojn\u00eb t\u00eb p\u00ebrdoren, kan\u00eb nj\u00eb ni\u015f\u00eb dhe jan\u00eb t\u00eb k\u00ebrkuar.<\/p>\n

N\u00eb p\u00ebrfundim t\u00eb mij\u00ebvje\u00e7arit, paradigma e ruajtjeve t\u00eb ndara ndryshoi disi, dhe sistemet me arkitektur\u00eb SN (Shared-Nothing) dol\u00ebn n\u00eb krye. U kalua nga ruajtja me klaster n\u00eb ruajtje mbi nod\u00eb t\u00eb ve\u00e7anta, t\u00eb cilat, zakonisht, ishin server\u00eb klasik\u00eb me softuerin q\u00eb siguron ruajtje t\u00eb besueshme; mbi k\u00ebto principe jan\u00eb nd\u00ebrtuar, p\u00ebr shembull, HDFS (Sistemi i Skedar\u00ebve t\u00eb Distribuara Hadoop) dhe GFS (Sistemi Global i Skedar\u00ebve).<\/p>\n

Deri n\u00eb vitet 2010, konceptet q\u00eb sh\u00ebrbenin si baz\u00eb p\u00ebr sistemet e shp\u00ebrndara t\u00eb ruajtjes u reflektuan gjithnj\u00eb e m\u00eb shum\u00eb n\u00eb produkte komerciale t\u00eb plota, si VMware vSAN, Dell EMC Isilon dhe ProHoster. Huawei OceanStor<\/a><\/noindex>. Pas k\u00ebtyre platformave nuk q\u00ebndron m\u00eb nj\u00eb komunitet entuziast\u00ebsh, por kompani specifike q\u00eb p\u00ebrgjigjen p\u00ebr funksionalitetin, mb\u00ebshtetje, sh\u00ebrbim dhe garantimin e zhvillimit t\u00eb m\u00ebtejsh\u00ebm t\u00eb produktit. Zgjidhjet e tilla k\u00ebrkohen m\u00eb s\u00eb shumti n\u00eb disa fusha.<\/p>\n

\"Tendencat
\n<\/p>\n

Operator\u00ebt e telekomunikacionit<\/h2>\n

\nMund t\u00eb themi se disa nga konsumator\u00ebt m\u00eb t\u00eb vjet\u00ebr t\u00eb sistemeve t\u00eb shp\u00ebrndara t\u00eb ruajtjes jan\u00eb operator\u00ebt e telekomunikacionit. N\u00eb diagram shihet se cilat grupe aplikacionesh prodhojn\u00eb shumic\u00ebn e t\u00eb dh\u00ebnave. OSS (Sistemet e Mb\u00ebshtetjes Operative), MSS (Sh\u00ebrbimet e Mb\u00ebshtetjes Menaxheriale) dhe BSS (Sistemet e Mb\u00ebshtetjes s\u00eb Biznesit) p\u00ebrb\u00ebjn\u00eb tre shtresa softuerike q\u00eb plot\u00ebsojn\u00eb nj\u00ebra-tjetr\u00ebn, t\u00eb nevojshme p\u00ebr ofrimin e sh\u00ebrbimeve p\u00ebr abonent\u00ebt, raportimin financiar p\u00ebr ofruesin dhe mb\u00ebshtetje operative p\u00ebr ingjinier\u00ebt e operatorit.<\/p>\n

Shpesh, t\u00eb dh\u00ebnat e k\u00ebtyre niveleve jan\u00eb shum\u00eb t\u00eb p\u00ebrziera me nj\u00ebra-tjetr\u00ebn, dhe, p\u00ebr t\u00eb shmangur grumbullimin e kopjeve t\u00eb panevojshme, p\u00ebrdoren pik\u00ebrisht depo t\u00eb shp\u00ebrndara, t\u00eb cilat akumulojn\u00eb t\u00eb gjith\u00eb volumet e informacionit q\u00eb vijn\u00eb nga rrjeti n\u00eb funksion. Depot bashkohen n\u00eb nj\u00eb grup t\u00eb p\u00ebrbashk\u00ebt, t\u00eb cilit i drejtohen t\u00eb gjitha sh\u00ebrbimet.<\/p>\n

Llogaritjet tona tregojn\u00eb se kalimi nga sistemet klasike t\u00eb ruajtjes n\u00eb ato modulare lejon t\u00eb kursehet deri n\u00eb 70% t\u00eb buxhetit vet\u00ebm nga heqja e sistemeve t\u00eb dedikuara t\u00eb klas\u00ebs hi-end dhe p\u00ebrdorimi i server\u00ebve t\u00eb zakonsh\u00ebm t\u00eb arkitektur\u00ebs klasike (zakonisht x86), q\u00eb punojn\u00eb n\u00eb bashk\u00ebpunim me softuer t\u00eb specializuar. Operator\u00ebt celular\u00eb e kan\u00eb filluar prej koh\u00ebsh blerjen e k\u00ebtyre zgjidhjeve n\u00eb sasi t\u00eb m\u00ebdha. N\u00eb ve\u00e7anti, operator\u00ebt rus\u00eb kan\u00eb p\u00ebrdorur produkte t\u00eb tilla nga Huawei p\u00ebr m\u00eb shum\u00eb se gjasht\u00eb vjet.<\/p>\n

Po, disa detyra nuk mund t\u00eb kryhen me ndihm\u00ebn e sistemeve t\u00eb shp\u00ebrndara. P\u00ebr shembull, n\u00eb rastet e k\u00ebrkesave t\u00eb larta p\u00ebr performanc\u00eb ose p\u00ebr p\u00ebrputhshm\u00ebri me protokollet e vjetra. Por t\u00eb pakt\u00ebn 70% e t\u00eb dh\u00ebnave q\u00eb proceson operatori mund t\u00eb vendosen mjaft mir\u00eb n\u00eb nj\u00eb grup t\u00eb shp\u00ebrndar\u00eb.<\/p>\n

\"Tendencat
\n<\/p>\n

Sektori bankar<\/h2>\n

\nN\u00eb \u00e7do bank\u00eb, d\u00ebgjohen shum\u00eb sisteme IT t\u00eb ndryshme, duke filluar nga procesimi dhe duke p\u00ebrfunduar me sistemin bankar automatizuar. Kjo infrastruktur\u00eb gjithashtu punon me nj\u00eb volum t\u00eb madh informacioni, nd\u00ebrsa pjesa m\u00eb e madhe e detyrave nuk k\u00ebrkon performanc\u00eb t\u00eb lart\u00eb dhe besueshm\u00ebri t\u00eb sistemeve t\u00eb ruajtjes, p\u00ebr shembull zhvillimi, testimi, automatizimi i proceseve zyrtare, etj. K\u00ebtu, p\u00ebrdorimi i sistemeve t\u00eb ruajtjes klasike \u00ebsht\u00eb i mundsh\u00ebm, por \u00e7do vit b\u00ebhet gjithnj\u00eb e m\u00eb pak i favorsh\u00ebm. P\u00ebr m\u00eb tep\u00ebr, n\u00eb k\u00ebt\u00eb rast mungon fleksibiliteti i shpenzimeve t\u00eb burimeve t\u00eb sistemeve t\u00eb ruajtjes, performanca e t\u00eb cilave llogaritet nga ngarkesa maksimale.<\/p>\n

Kur p\u00ebrdoren sistemet e shp\u00ebrndara t\u00eb ruajtjes, nyjet e tyre, q\u00eb n\u00eb fakt jan\u00eb servera t\u00eb zakonsh\u00ebm, mund t\u00eb konvertohen n\u00eb \u00e7do moment, p\u00ebr shembull, n\u00eb nj\u00eb ferm\u00eb server\u00ebsh dhe t\u00eb p\u00ebrdoren si nj\u00eb platform\u00eb llogarit\u00ebse.<\/p>\n

\"Tendencat
\n<\/p>\n

Liqenet e t\u00eb dh\u00ebnave<\/h2>\n

\nN\u00eb diagramin e m\u00ebsip\u00ebrm \u00ebsht\u00eb paraqitur nj\u00eb list\u00eb e konsumator\u00ebve tipik\u00eb t\u00eb sh\u00ebrbimeve data lake<\/a><\/noindex>. K\u00ebto mund t\u00eb jen\u00eb sh\u00ebrbime t\u00eb qeveris\u00eb elektronike (p\u00ebr shembull, \"Sh\u00ebrbimet Shtet\u00ebrore\"), q\u00eb kan\u00eb kaluar n\u00eb digitalizimin e nd\u00ebrmarrjeve, struktura financiare etj. T\u00eb gjitha k\u00ebto kan\u00eb nevoj\u00eb t\u00eb punojn\u00eb me sasi t\u00eb m\u00ebdha t\u00eb informacionit t\u00eb ndrysh\u00ebm. <\/p>\n

P\u00ebrdorimi i sistemeve klasike t\u00eb ruajtjes p\u00ebr t\u00eb zgjidhur k\u00ebto probleme \u00ebsht\u00eb joefektiv, pasi k\u00ebrkohet qasje me performanc\u00eb t\u00eb lart\u00eb n\u00eb bazat e t\u00eb dh\u00ebnave bllok, si dhe qasje standard n\u00eb bibliotekat e dokumenteve t\u00eb skanuara, t\u00eb ruajtura si objekte. K\u00ebtu gjithashtu mund t\u00eb lidhet, p\u00ebr shembull, nj\u00eb sistem porosish p\u00ebrmes portalit web. P\u00ebr t\u00eb realizuar t\u00eb gjitha k\u00ebto n\u00eb platform\u00ebn e nj\u00eb sistemi klasik t\u00eb ruajtjes, do t\u00eb nevojitet nj\u00eb grup i madh pajisjesh p\u00ebr detyra t\u00eb ndryshme. Nj\u00eb sistem horizontal universal i ruajtjes mund t\u00eb p\u00ebrballoj\u00eb t\u00eb gjitha k\u00ebto detyra t\u00eb p\u00ebrmendura m\u00eb par\u00eb: do t\u00eb nevojiten vet\u00ebm disa grupe me karakteristika t\u00eb ndryshme ruajtjeje.<\/p>\n

\"Tendencat
\n<\/p>\n

Generuesit e informacionit t\u00eb ri<\/h2>\n

\nSasia e informacionit t\u00eb ruajtur n\u00eb bot\u00eb rritet me rreth 30% \u00e7do vit. K\u00ebto jan\u00eb lajme t\u00eb mira p\u00ebr ofruesit e sistemeve t\u00eb ruajtjes, por cili \u00ebsht\u00eb dhe do t\u00eb jet\u00eb burimi kryesor i k\u00ebtyre t\u00eb dh\u00ebnave?<\/p>\n

Nj\u00eb dekad\u00eb m\u00eb par\u00eb, rrjetet sociale filluan t\u00eb krijonin nevoj\u00ebn p\u00ebr shum\u00eb algoritme t\u00eb reja, zgjidhje harduerike, etj. Tani jan\u00eb identifikuar tre motor\u00ebt kryesor\u00eb t\u00eb rritjes s\u00eb kapaciteteve t\u00eb ruajtjes. I pari \u00ebsht\u00eb cloud computing. Aktualisht, rreth 70% e kompanive p\u00ebrdorin ndonj\u00ebher\u00eb sh\u00ebrbime cloud. K\u00ebto mund t\u00eb jen\u00eb sisteme elektronike postare, kopje rezerv\u00eb dhe entitete t\u00eb tjera t\u00eb virtualizuara.
\nMotor i dyt\u00eb jan\u00eb rrjetet e gjenerat\u00ebs s\u00eb pest\u00eb. K\u00ebto ofrojn\u00eb shpejt\u00ebsi t\u00eb reja dhe v\u00ebllime t\u00eb reja t\u00eb transferimit t\u00eb t\u00eb dh\u00ebnave. Sipas parashikimeve tona, p\u00ebrhapja e gjer\u00eb e 5G do t\u00eb sjell\u00eb nj\u00eb r\u00ebnie t\u00eb k\u00ebrkes\u00ebs p\u00ebr karta memorje. Sa do q\u00eb t\u00eb jet\u00eb memoria n\u00eb telefon, ajo p\u00ebrfundon, dhe me nj\u00eb kanal 100-megabitet n\u00eb pajisje, nuk ka nevoj\u00eb p\u00ebr ruajtjen lokale t\u00eb fotografive.<\/p>\n

Grupi i tret\u00eb i arsyetimi p\u00ebr rritjen e k\u00ebrkes\u00ebs p\u00ebr sisteme ruajtjeje \u00ebsht\u00eb zhvillimi i shpejt\u00eb i inteligjenc\u00ebs artificiale, kalimi n\u00eb analiz\u00ebn e t\u00eb dh\u00ebnave t\u00eb m\u00ebdha dhe trendi i automatizimit t\u00eb gjith\u00e7kaje q\u00eb \u00ebsht\u00eb e mundur.<\/p>\n

Ve\u00e7oria e 'trafikut t\u00eb ri' \u00ebsht\u00eb n\u00eb struktur\u00ebn e saj t\u00eb \u00e7rregullt<\/a><\/noindex>. Nevoj\u00eb p\u00ebr t\u00eb ruajtur k\u00ebto t\u00eb dh\u00ebna, pa p\u00ebrcaktuar formatin e tyre. Ai \u00ebsht\u00eb i nevojsh\u00ebm vet\u00ebm gjat\u00eb leximit t\u00eb m\u00ebvonsh\u00ebm. P\u00ebr shembull, sistemi bankar i vler\u00ebsimit p\u00ebr t\u00eb p\u00ebrcaktuar shum\u00ebn e mundshme t\u00eb kreditit do t\u00eb shqyrtoj\u00eb fotografit\u00eb q\u00eb keni postuar n\u00eb rrjetet sociale, duke p\u00ebrcaktuar sa shpesh vizitoni detin dhe restorantet, dhe nj\u00ebkoh\u00ebsisht do t\u00eb shqyrtoj\u00eb raportet e mundshme nga dokumentet tuaja mjek\u00ebsore. K\u00ebto t\u00eb dh\u00ebna, nga nj\u00ebra an\u00eb, jan\u00eb gjith\u00ebp\u00ebrfshir\u00ebse, nd\u00ebrsa nga ana tjet\u00ebr, i mungon nj\u00ebllojshm\u00ebria.<\/p>\n

\"Tendencat
\n<\/p>\n

Okeani i t\u00eb dh\u00ebnave t\u00eb pa strukturuara<\/h2>\n

\nCilat probleme sjell shfaqja e \"t\u00eb dh\u00ebnave t\u00eb reja\"? Problemi kryesor, sigurisht, \u00ebsht\u00eb volumi i informacionit dhe periudhat e llogaritura t\u00eb ruajtjes s\u00eb tij. Nj\u00eb vetur\u00eb moderne autonome pa shofer gjeneron \u00e7do dit\u00eb deri n\u00eb 60 TB t\u00eb dh\u00ebnash, q\u00eb vijn\u00eb nga t\u00eb gjith\u00eb sensor\u00ebt dhe mekanizmat e saj. P\u00ebr t\u00eb zhvilluar algoritme t\u00eb reja l\u00ebvizjeje, kjo informacion duhet t\u00eb p\u00ebrpunohen brenda t\u00eb nj\u00ebjtave 24 or\u00eb, p\u00ebrndryshe do t\u00eb filloj\u00eb t\u00eb akumulohet. N\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb, ajo duhet t\u00eb ruhet p\u00ebr nj\u00eb periudh\u00eb t\u00eb gjat\u00eb \u2014 dekada. Vet\u00ebm at\u00ebher\u00eb n\u00eb t\u00eb ardhmen do t\u00eb mund t\u00eb nxirren p\u00ebrfundime t\u00eb bazuara n\u00eb mostra t\u00eb m\u00ebdha analitike.<\/p>\n

Nj\u00eb dispozitiv p\u00ebr deshifrimin e sekuencave gjenetike prodhon rreth 6 Tbyte n\u00eb dit\u00eb. T\u00eb dh\u00ebnat e mbledhura me ndihm\u00ebn e tij nuk parashikojn\u00eb heqjen, dometh\u00ebn\u00eb hipotezisht duhet t\u00eb ruhen p\u00ebrgjithmon\u00eb.<\/p>\n

N\u00eb fund, t\u00eb nj\u00ebjtat rrjete t\u00eb gjenerat\u00ebs s\u00eb pest\u00eb. P\u00ebrve\u00e7 informacionit q\u00eb transmetohet, nj\u00eb rrjet i till\u00eb \u00ebsht\u00eb gjithashtu nj\u00eb gjenerues masiv t\u00eb dh\u00ebnash: regjistrave t\u00eb aktiviteteve, regjistrimeve t\u00eb thirrjeve, rezultateve nd\u00ebrmjet\u00ebse t\u00eb nd\u00ebrveprimeve midis makinave etj. <\/p>\n

E gjith\u00eb kjo k\u00ebrkon zhvillimin e qasjeve dhe algoritmeve t\u00eb reja p\u00ebr ruajtjen dhe p\u00ebrpunimin e informacionit. Dhe k\u00ebto qasje po shfaqen.<\/p>\n

\"Tendencat
\n<\/p>\n

Teknologjit\u00eb e epok\u00ebs s\u00eb re<\/h2>\n

\nMund t\u00eb identifikohen tre grupe zgjidhjesh q\u00eb synojn\u00eb t\u00eb p\u00ebrballen me k\u00ebrkesat e reja p\u00ebr sistemet e ruajtjes s\u00eb informacionit: implementimi i inteligjenc\u00ebs artificiale, evolucioni teknik i mediave t\u00eb dh\u00ebnash dhe inovacionet n\u00eb fush\u00ebn e arkitektur\u00ebs sistemore. T\u00eb fillojm\u00eb me AI.<\/p>\n

\"Tendencat
\n
\nN\u00eb zgjidhjet e reja t\u00eb Huawei, inteligjenca artificiale p\u00ebrdoret tashm\u00eb n\u00eb nivelin e vet\u00eb magazin\u00ebs, e cila \u00ebsht\u00eb e pajisur me nj\u00eb procesor AI q\u00eb i lejon sistemit t\u00eb analizoj\u00eb vet\u00eb gjendjen e tij dhe t\u00eb parashikoj\u00eb d\u00ebshtimet. N\u00ebse sistemi i ruajtjes lidhet me nj\u00eb cloud sh\u00ebrbimi q\u00eb ka kapacitete t\u00eb konsiderueshme p\u00ebrpunuese, inteligjenca artificiale do t\u00eb jet\u00eb n\u00eb gjendje t\u00eb procesoj\u00eb m\u00eb shum\u00eb informacion dhe t\u00eb rris\u00eb sakt\u00ebsin\u00eb e hipotezave t\u00eb saj.<\/p>\n

P\u00ebrve\u00e7 d\u00ebshtimeve, ky AI \u00ebsht\u00eb i aft\u00eb t\u00eb parashikoj\u00eb ngarkes\u00ebn pikore t\u00eb ardhshme dhe koh\u00ebn q\u00eb mbetet deri n\u00eb shterimin e kapacitetit. Kjo lejon optimizimin e performanc\u00ebs dhe shkall\u00ebzimin e sistemit para se t\u00eb ndodhin ndonj\u00eb ngjarje t\u00eb pad\u00ebshirueshme.<\/p>\n

\"Tendencat
\n
\nTani p\u00ebr evolucionin e bart\u00ebsve t\u00eb t\u00eb dh\u00ebnave. Flash disk\u00ebt e par\u00eb ishin t\u00eb nd\u00ebrtuar me teknologjin\u00eb SLC (Single-Level Cell). Pajisjet e bazuara mbi t\u00eb ishin t\u00eb shpejta, t\u00eb besueshme, dhe t\u00eb q\u00ebndrueshme, por kishin kapacitet shum\u00eb t\u00eb vog\u00ebl dhe kushtonin shum\u00eb shtrenjt\u00eb. Rritja e volumit dhe ulja e \u00e7mimit arrit\u00ebn p\u00ebrmes disa kompromis\u00ebve teknik, q\u00eb ndikonin n\u00eb shpejt\u00ebsin\u00eb, besueshm\u00ebrin\u00eb dhe jet\u00ebgjat\u00ebsin\u00eb e bart\u00ebsve. Megjithat\u00eb, ky trend nuk ndikoi n\u00eb vet\u00eb SCD-t\u00eb, q\u00eb p\u00ebrmes ndryshimeve t\u00eb ndryshme arkitekturore, u b\u00eb edhe m\u00eb t\u00eb performueshme dhe m\u00eb t\u00eb besueshme.<\/p>\n

Por pse ishin t\u00eb nevojshme SCD-t\u00eb e klas\u00ebs All-Flash? A nuk mjaftonte thjesht t\u00eb z\u00ebvend\u00ebsoheshin HDD-t\u00eb e vjetra n\u00eb sistemin e p\u00ebrdorur me SSD-t\u00eb e reja t\u00eb t\u00eb nj\u00ebjtit form-faktor? Kjo ishte e nevojshme p\u00ebr t\u00eb shfryt\u00ebzuar n\u00eb m\u00ebnyr\u00eb efektive t\u00eb gjitha burimet e reja t\u00eb bart\u00ebsve solid state, gj\u00eb q\u00eb n\u00eb sistemet e vjetra ishte krejt\u00ebsisht e pamundur. <\/p>\n

Kompania Huawei, p\u00ebr shembull, p\u00ebr t\u00eb zgjidhur k\u00ebt\u00eb problem zhvilloi nj\u00eb seri t\u00eb t\u00ebr\u00eb teknologjish, nj\u00eb prej t\u00eb cilave ishte FlashLink<\/a><\/noindex>, e cila mund\u00ebsoi optimizimin maksimal t\u00eb nd\u00ebrveprimit \"disk - kontrollor\". <\/p>\n

Identifikimi inteligjent ka mund\u00ebsuar ndarjen e t\u00eb dh\u00ebnave n\u00eb disa kanale dhe p\u00ebrballimin e disa fenomeneve t\u00eb pad\u00ebshiruara, si\u00e7 jan\u00eb WA<\/a><\/noindex> (shkalla e shkruar e amplifikimit). Nga ana tjet\u00ebr, algoritmet e reja t\u00eb rikuperimit, ve\u00e7an\u00ebrisht RAID 2.0+<\/a><\/noindex>, kan\u00eb p\u00ebrmir\u00ebsuar shpejt\u00ebsin\u00eb e rind\u00ebrtimit, duke e reduktuar at\u00eb n\u00eb koh\u00eb t\u00eb pandjeshme.<\/p>\n

D\u00ebshtimi, mbingarkesa, \"grumbullimi i plehrave\" \u2014 k\u00ebta faktor\u00eb gjithashtu nuk ndikojn\u00eb m\u00eb n\u00eb performanc\u00ebn e sistemit t\u00eb ruajtjes fal\u00eb nj\u00eb p\u00ebrmir\u00ebsimi t\u00eb ve\u00e7ant\u00eb t\u00eb kontrollor\u00ebve.<\/p>\n

\"Tendencat
\n
\nDhe po ashtu, magazinat e dh\u00ebnave blok mund t\u00eb presin NVMe<\/a><\/noindex>. T\u00eb kujtojm\u00eb se skema klasike e organizimit t\u00eb qasjes n\u00eb t\u00eb dh\u00ebna punonte k\u00ebshtu: procesori i drejtohej kontrollorit RAID p\u00ebrmes autobusit PCI Express. Ai, nga ana tjet\u00ebr, nd\u00ebrvepronte me disk\u00ebt mekanik\u00eb p\u00ebrmes SCSI ose SAS. P\u00ebrdorimi i NVMe n\u00eb backend ka acceleruar duksh\u00ebm t\u00eb gjith\u00eb procesin, megjithat\u00eb kishte nj\u00eb disavantazh: ruajt\u00ebsit duhet t\u00eb kishin lidhje t\u00eb drejtp\u00ebrdrejt\u00eb me procesorin p\u00ebr t'i ofruar atij qasje t\u00eb drejtp\u00ebrdrejt\u00eb n\u00eb memorie.<\/p>\n

Faza e ardhshme e zhvillimit t\u00eb teknologjis\u00eb q\u00eb po v\u00ebzhgojm\u00eb tani \u00ebsht\u00eb p\u00ebrdorimi i NVMe-oF (NVMe mbi Fabrika). Sa i p\u00ebrket teknologjive bllok Huawei, ato tashm\u00eb mb\u00ebshtesin FC-NVMe (NVMe mbi Fibre Channel), dhe po vjen NVMe mbi RoCE (RDMA mbi Ethernet t\u00eb konverguar). Modelet testuese jan\u00eb t\u00eb funksionalitetit t\u00eb plot\u00eb, dhe mbeten disa muaj deri n\u00eb prezantimin e tyre zyrtar. Vlen t\u00eb theksohet se gjith\u00e7ka do t\u00eb shfaqet gjithashtu n\u00eb sistemet e shp\u00ebrndara, ku 'Ethernet pa humbje' do t\u00eb jet\u00eb shum\u00eb e k\u00ebrkuar.<\/p>\n

\"Tendencat
\n
\nNj\u00eb m\u00ebnyr\u00eb shtes\u00eb p\u00ebr optimizimin e funksionimit t\u00eb ruajtjeve t\u00eb shp\u00ebrndara ka qen\u00eb heqja e plot\u00eb e pasqyrimit t\u00eb t\u00eb dh\u00ebnave. Zgjidhjet e Huawei nuk p\u00ebrdorin m\u00eb n kopje, si n\u00eb RAID 1 t\u00eb njohur, dhe kalojn\u00eb plot\u00ebsisht n\u00eb mekanizmin EC<\/a><\/noindex> (Kodimi i fshirjes). Nj\u00eb paket\u00eb matematikore speciale me nj\u00eb periudh\u00eb t\u00eb caktuar llogarit blloqet e kontrollit, t\u00eb cilat lejojn\u00eb rikuperimin e t\u00eb dh\u00ebnave nd\u00ebrmjet\u00ebse n\u00eb rast humbjeje.<\/p>\n

Mekanizmat e deduplicit dhe kompresimit po b\u00ebhen t\u00eb obligueshme. N\u00eb sistemet tradicionale t\u00eb ruajtjes, ne jemi t\u00eb kufizuar nga numri i procesor\u00ebve t\u00eb instaluar n\u00eb kontrollor\u00ebt, nd\u00ebrsa n\u00eb sistemet e shp\u00ebrndara dhe horizontalisht t\u00eb shkall\u00ebzueshme, \u00e7do nyje p\u00ebrmban gjith\u00e7ka t\u00eb nevojshme: disqe, memorie, procesor\u00eb dhe nd\u00ebrprerje. K\u00ebta burime jan\u00eb t\u00eb mjaftueshme q\u00eb deduplicitimi dhe kompresimi t\u00eb ken\u00eb nj\u00eb ndikim minimal n\u00eb performanc\u00eb.<\/p>\n

Dhe mbi metodat harduerike t\u00eb optimizimit. K\u00ebtu, reduktimi i ngarkes\u00ebs n\u00eb procesor\u00ebt qendror\u00eb \u00ebsht\u00eb realizuar p\u00ebrmes \u00e7ipave t\u00eb dedikuar shtes\u00eb (ose blloqeve t\u00eb dedikuara n\u00eb vet\u00eb procesorin), duke luajtur rol TOE<\/a><\/noindex> (TCP\/IP Offload Engine) ose q\u00eb marrin p\u00ebrsip\u00ebr detyrat matematikore t\u00eb EC, deduplicitimit dhe kompresimit.<\/p>\n

\"Tendencat
\n
\nQasjet e reja ndaj ruajtjes s\u00eb t\u00eb dh\u00ebnave kan\u00eb gjetur p\u00ebrfaq\u00ebsimin n\u00eb arkitektur\u00ebn e de-zagreguar (t\u00eb shp\u00ebrndar\u00eb). N\u00eb sistemet e ruajtjes qendrore ka nj\u00eb fabrik\u00eb server\u00ebsh, e lidhur p\u00ebrmes Fibre Channel me SAN<\/a><\/noindex> me shum\u00eb grupe t\u00eb t\u00eb dh\u00ebnave. Disavantazhet e k\u00ebtij qasje jan\u00eb v\u00ebshtir\u00ebsit\u00eb n\u00eb shkall\u00ebzim dhe garantimin e nivelit t\u00eb sh\u00ebrbimit (sa i p\u00ebrket performanc\u00ebs ose vonesave). Sistemet hiper-konverguese p\u00ebrdorin t\u00eb nj\u00ebjtat hoste \u2014 si p\u00ebr ruajtjen ashtu edhe p\u00ebr p\u00ebrpunimin e informacionit. Kjo ofron nj\u00eb mund\u00ebsi praktikisht t\u00eb pakufizuar p\u00ebr shkall\u00ebzim, por sjell me vete kosto t\u00eb larta p\u00ebr ruajtjen e integritetit t\u00eb t\u00eb dh\u00ebnave.<\/p>\n

N\u00eb ndryshim nga t\u00eb dyja konstrukcionet e p\u00ebrmendura m\u00eb par\u00eb, arkitektura e dezagreguar n\u00ebnkupton ndarjen e sistemit n\u00eb nj\u00eb fabrik\u00eb kompjuterike dhe nj\u00eb sistem horizontale ruajtjeje<\/b>. Kjo siguron p\u00ebrpar\u00ebsit\u00eb e t\u00eb dyja arkitekturave dhe lejon shkall\u00ebzimin praktikisht t\u00eb pakufizuar vet\u00ebm t\u00eb elementit, p\u00ebr t\u00eb cilin mungon performanca.<\/p>\n

\"Tendencat
\n<\/p>\n

Nga integrimi n\u00eb konvergjenc\u00eb<\/h2>\n

\nNj\u00eb nga detyrat klasike, e cila \u00ebsht\u00eb b\u00ebr\u00eb gjithnj\u00eb e m\u00eb relevante n\u00eb 15 vitet e fundit, \u00ebsht\u00eb nevoja p\u00ebr t\u00eb siguruar nj\u00ebher\u00ebsh ruajtje bllokesh, qasje n\u00eb skedar\u00eb, qasje n\u00eb objekte, funksionimin e nj\u00eb ferme p\u00ebr t\u00eb dh\u00ebna t\u00eb m\u00ebdha, etj. Nj\u00eb 'qershi mbi tort\u00eb' mund t\u00eb jet\u00eb gjithashtu, p\u00ebr shembull, nj\u00eb sistem backup n\u00eb kaseta magnetike.<\/p>\n

N\u00eb faz\u00ebn e par\u00eb, ishte arritur t\u00eb standardizohej vet\u00ebm menaxhimi i k\u00ebtyre sh\u00ebrbimeve. Sistemat e ndryshme t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave ishin t\u00eb lidhura me ndonj\u00eb softuer t\u00eb specializuar, p\u00ebrmes t\u00eb cilit administratori shp\u00ebrndante burimet nga pool-et e disponueshme. Por, pasi q\u00eb hardware-it k\u00ebto pool ishin t\u00eb ndryshme, migrimi i ngarkes\u00ebs midis tyre ishte i pamundur. N\u00eb nj\u00eb nivel m\u00eb t\u00eb lart\u00eb integrimi, bashkimi ndodhte n\u00eb nivelin e port\u00ebs. Me nj\u00eb akses t\u00eb p\u00ebrbashk\u00ebt n\u00eb skedar\u00eb, mund t\u00eb ofrohej p\u00ebrmes protokolleve t\u00eb ndryshme.<\/p>\n

Metoda m\u00eb e avancuar e konvergjenc\u00ebs q\u00eb kemi n\u00eb dispozicion tani p\u00ebrfshin krijimin e nj\u00eb sistemi hibrid universalisht. Ky \u00ebsht\u00eb sistemi q\u00eb duhet t\u00eb b\u00ebhet. OceanStor 100D<\/a><\/noindex>. Aksesi universalisht p\u00ebrdor t\u00eb nj\u00ebjt\u00ebt burime harduerike, t\u00eb ndara logjikisht n\u00eb pool-e t\u00eb ndryshme, por q\u00eb lejojn\u00eb migrimin e ngarkes\u00ebs. T\u00eb gjitha k\u00ebto mund t\u00eb realizohen p\u00ebrmes nj\u00eb konsol\u00eb t\u00eb vetme menaxhimi. N\u00eb k\u00ebt\u00eb m\u00ebnyr\u00eb, na \u00ebsht\u00eb arritur t\u00eb realizojm\u00eb konceptin \"nj\u00eb qend\u00ebr t\u00eb dh\u00ebnash \u2014 nj\u00eb ruajtje t\u00eb dh\u00ebnash\".<\/p>\n

\"Tendencat
\n
\nKostoja e ruajtjes s\u00eb informacionit tani p\u00ebrcakton shum\u00eb vendime arkitekturore. Dhe ndon\u00ebse mund ta vendosni me siguri n\u00eb krye t\u00eb list\u00ebs, sot po diskutojm\u00eb p\u00ebr ruajtjen \"aktive\" me qasje aktive, k\u00ebshtu q\u00eb performanca gjithashtu duhet t\u00eb merret parasysh. Nj\u00eb tjet\u00ebr cil\u00ebsi e r\u00ebnd\u00ebsishme e sistemeve t\u00eb shp\u00ebrndar\u00eb t\u00eb brezit t\u00eb ardhsh\u00ebm \u00ebsht\u00eb unifikimi. Askush nuk d\u00ebshiron t\u00eb ket\u00eb disa sisteme t\u00eb shk\u00ebputura, t\u00eb menaxhuara nga konsola t\u00eb ndryshme. T\u00eb gjitha k\u00ebto cil\u00ebsi jan\u00eb pasqyruar n\u00eb serin\u00eb e re t\u00eb produkteve Huawei. OceanStor Pacific<\/a><\/noindex>.<\/p>\n

Ruajtje masive e brezit t\u00eb ri<\/h2>\n

\nOceanStor Pacific p\u00ebrmbush k\u00ebrkesat e besueshm\u00ebris\u00eb n\u00eb nivelin e \"gjasht\u00eb n\u00ebnvij\u00ebzimeve\" (99,9999%) dhe mund t\u00eb p\u00ebrdoret p\u00ebr nd\u00ebrtimin e qendrave t\u00eb t\u00eb dh\u00ebnave t\u00eb klas\u00ebs HyperMetro. Kur distanca mes dy qendrave t\u00eb t\u00eb dh\u00ebnave \u00ebsht\u00eb deri n\u00eb 100 km, sistemet demonstrojn\u00eb nj\u00eb vones\u00eb shtes\u00eb prej 2 ms, q\u00eb lejon nd\u00ebrtimin e \u00e7do zgjidhjeje t\u00eb q\u00ebndrueshm\u00ebris\u00eb ndaj katastrofave, p\u00ebrfshir\u00eb ato me server\u00eb kuorum.<\/p>\n

\"Tendencat
\n
\nProduktet e seris\u00eb s\u00eb re tregojn\u00eb shum\u00ebllojshm\u00ebri n\u00eb protokollet. Aktualisht, OceanStor 100D mb\u00ebshtet qasje me bllok, qasje me objekte dhe qasje Hadoop. N\u00eb t\u00eb ardhmen e af\u00ebrt do t\u00eb implementohet gjithashtu qasja me skedar\u00eb. Nuk ka nevoj\u00eb t\u00eb ruani disa kopje t\u00eb dh\u00ebnash n\u00ebse mund t'i ofroni ato n\u00ebp\u00ebrmjet protokollesh t\u00eb ndryshme.<\/p>\n

\"Tendencat
\n
\nDuket se \u00e7far\u00eb lidhjeje ka koncepti \"rrjeti pa humbje\" me sistemet e magazinimit? E v\u00ebrteta \u00ebsht\u00eb se sistemet e shp\u00ebrndara t\u00eb magazinimit t\u00eb t\u00eb dh\u00ebnave nd\u00ebrtohen mbi nj\u00eb rrjet t\u00eb shpejt\u00eb q\u00eb mb\u00ebshtet algoritmet p\u00ebrkat\u00ebse dhe mekanizmin RoCE. Nj\u00eb sistem inteligjence artificiale i mb\u00ebshtetur nga kalimtar\u00ebt tan\u00eb ndihmon gjithashtu n\u00eb rritjen e shpejt\u00ebsis\u00eb s\u00eb rrjetit dhe n\u00eb uljen e vonesave. AI Fabric<\/a><\/noindex>. Fitimi i performanc\u00ebs s\u00eb sistemit t\u00eb magazinimit kur aktivizohet AI Fabric mund t\u00eb arrij\u00eb deri n\u00eb 20%.<\/p>\n

\"Tendencat
\n
\n\u00c7far\u00eb p\u00ebrfaq\u00ebson nodi i ri i shp\u00ebrndar\u00eb OceanStor Pacific? Zgjidhja e formatit 5U p\u00ebrfshin 120 disqe dhe mund t\u00eb z\u00ebvend\u00ebsoj\u00eb tre node tradicionale, duke dh\u00ebn\u00eb nj\u00eb kursim t\u00eb hap\u00ebsir\u00ebs n\u00eb rafte p\u00ebr m\u00eb shum\u00eb se dyfish. Duke hequr dor\u00eb nga ruajtja e kopjeve, efikasiteti i disqeve rritet ndjesh\u00ebm (deri n\u00eb +92%).<\/p>\n

Ne jemi m\u00ebsuar q\u00eb ruajtja e definuar nga softi \u00ebsht\u00eb nj\u00eb soft i ve\u00e7ant\u00eb q\u00eb instalohet n\u00eb nj\u00eb server tradicional. Por tani, p\u00ebr t\u00eb arritur parametrat optimal\u00eb, ky zgjidhje arkitektonike k\u00ebrkon edhe node t\u00eb ve\u00e7anta. Ai p\u00ebrfshin dy server\u00eb bazuar n\u00eb procesor\u00eb ARM, q\u00eb menaxhojn\u00eb nj\u00eb grumbull disqesh tre-in\u00e7\u00ebsh.<\/p>\n

\"Tendencat
\n
\nK\u00ebta server\u00eb nuk jan\u00eb shum\u00eb t\u00eb p\u00ebrshtatsh\u00ebm p\u00ebr zgjidhjet hiper-konvergjente. S\u00eb pari, ka shum\u00eb pak aplikacione p\u00ebr ARM, dhe s\u00eb dyti, \u00ebsht\u00eb e v\u00ebshtir\u00eb t\u00eb mbash balancimin e ngarkes\u00ebs. Ne propozojm\u00eb t\u00eb kalojm\u00eb n\u00eb ruajtje t\u00eb ndar\u00eb: nj\u00eb klaster llogarit\u00ebs, q\u00eb paraqitet me server\u00eb tradicional\u00eb ose rack, funksionon ve\u00e7mas, por lidhet me node t\u00eb ruajtjes OceanStor Pacific, t\u00eb cilat gjithashtu kryejn\u00eb detyrat e tyre t\u00eb drejtp\u00ebrdrejta. Dhe kjo justifikohet.<\/p>\n

P\u00ebr shembuj, marrim nj\u00eb zgjidhje klasike p\u00ebr ruajtjen e t\u00eb dh\u00ebnave t\u00eb m\u00ebdha me nj\u00eb sistem hiper-konvergjent, q\u00eb z\u00eb 15 rafti server\u00ebsh. N\u00ebse shp\u00ebrndajm\u00eb ngarkes\u00ebn midis server\u00ebve t\u00eb ve\u00e7ant\u00eb dhe nodeve t\u00eb sistemit t\u00eb ruajtjes OceanStor Pacific, duke i ndar\u00eb ato nga nj\u00ebra-tjetra, numri i raft\u00ebve t\u00eb nevojsh\u00ebm do t\u00eb reduktohet me gjysm\u00eb! Kjo ul kostot e funksionimit t\u00eb qendr\u00ebs s\u00eb t\u00eb dh\u00ebnave dhe zvog\u00eblon kostot totale t\u00eb pron\u00ebsis\u00eb. N\u00eb nj\u00eb bot\u00eb ku volumi i informacionit t\u00eb ruajtur rritet me 30% n\u00eb vit, avantazhe t\u00eb tilla nuk duhet humbur.<\/p>\n

***<\/h2>\n

\nM\u00eb shum\u00eb informacion rreth zgjidhjeve t\u00eb Huawei dhe skenar\u00ebve t\u00eb tyre t\u00eb p\u00ebrdorimit mund t\u00eb merrni n\u00eb faqen ton\u00eb t\u00eb internetit<\/a><\/noindex> ose duke kontaktuar drejtp\u00ebrdrejt p\u00ebrfaq\u00ebsuesit e kompanis\u00eb.
\n
Burimi: habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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