{"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 fush\u00ebn e sistemeve masive t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Sot, do t\u00eb flasim sot p\u00ebr m\u00ebnyrat m\u00eb t\u00eb mira t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave n\u00eb nj\u00eb bot\u00eb ku rrjetet e gjenerat\u00ebs s\u00eb pest\u00eb, skaner\u00ebt e genomit dhe automjetet pa drejtues prodhojn\u00eb \u00e7do dit\u00eb m\u00eb shum\u00eb t\u00eb dh\u00ebna se sa ka prodhuar e gjith\u00eb njer\u00ebzimi deri n\u00eb revolucionin industrial.<\/p>\n

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

Bota jon\u00eb po gjeneron gjithnj\u00eb e m\u00eb shum\u00eb informacion. Disa nga k\u00ebto jan\u00eb kalimtare dhe humbasin po aq shpejt sa mblidhen. T\u00eb tjera duhet t\u00eb ruhen p\u00ebr nj\u00eb periudh\u00eb m\u00eb t\u00eb gjat\u00eb, nd\u00ebrsa disa jan\u00eb t\u00eb destinuara \"p\u00ebr shekuj\" \u2014 t\u00eb pakt\u00ebn, k\u00ebshtu na duket nga perspektiva e tanishme. Rrymat informative vendosen n\u00eb qendrat e t\u00eb dh\u00ebnave me nj\u00eb shpejt\u00ebsi t\u00eb till\u00eb, saq\u00eb \u00e7do qasje e re, \u00e7do teknologji, q\u00eb synon t\u00eb p\u00ebrmbush\u00eb k\u00ebt\u00eb \"k\u00ebrkes\u00eb\" t\u00eb pafund, b\u00ebhet shpejt e vjetruar.<\/p>\n

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

40 vjet zhvillimi i sistemeve t\u00eb shp\u00ebrndara t\u00eb ruajtjes<\/h2>\n

\nSistemet e para t\u00eb ruajtjes n\u00eb rrjet, si\u00e7 i njohim ne sot, u shfaq\u00ebn n\u00eb vitet 1980. Shum\u00eb prej jush kan\u00eb hasur n\u00eb NFS (Sistemi i Skedar\u00ebve n\u00eb Rrjet), AFS (Sistemi i Skedar\u00ebve Andrew) ose Coda. Pas nj\u00eb dekade, moda dhe teknologjit\u00eb kan\u00eb evoluar, dhe sistemet e shp\u00ebrndara t\u00eb skedar\u00ebve jan\u00eb z\u00ebvend\u00ebsuar nga sistemet e ruajtjes n\u00eb klastra mbi baz\u00ebn e GPFS (Sistemi i Skedar\u00ebve me Paralel t\u00eb P\u00ebrgjithsh\u00ebm), CFS (Sistemet e Skedar\u00ebve t\u00eb Klastrave) dhe StorNext. N\u00eb baz\u00eb t\u00eb k\u00ebtyre, u p\u00ebrdor\u00ebn ruajtjet bllokuese me arkitektur\u00eb klasike, mbi t\u00eb cilat, p\u00ebrmes nj\u00eb shtrese t\u00eb programuar, u krijua nj\u00eb sistem i vet\u00ebm skedar\u00ebsh. K\u00ebto dhe zgjidhje t\u00eb ngjashme akoma p\u00ebrdoren, z\u00ebn\u00eb pozitat e tyre dhe jan\u00eb mjaft t\u00eb k\u00ebrkuara.<\/p>\n

N\u00eb prag t\u00eb mij\u00ebvje\u00e7arit, paradigma e ruajtjeve t\u00eb shp\u00ebrndara kaloi disa ndryshime, dhe sistemet me arkitektur\u00eb SN (Shared-Nothing) dol\u00ebn n\u00eb pozita udh\u00ebheq\u00ebse. U kalua nga ruajtja n\u00eb klaster n\u00eb ruajtje n\u00eb nyje individuale, t\u00eb cilat, zakonisht, ishin server\u00eb klasik\u00eb q\u00eb ofronin nj\u00eb ruajtje t\u00eb besueshme t\u00eb softuerit; mbi k\u00ebto parime, jan\u00eb nd\u00ebrtuar, p\u00ebr shembull, HDFS (Sistemi i Shp\u00ebrndar\u00eb i Skedar\u00ebve Hadoop) dhe GFS (Sistemi Global i Skedar\u00ebve).<\/p>\n

P\u00ebrpara vitit 2010, konceptet e integruara n\u00eb sistemet e shp\u00ebrndara t\u00eb ruajtjes filluan gjithnj\u00eb e m\u00eb shpesh t\u00eb reflektohen n\u00eb produkte komerciale t\u00eb plota, si VMware vSAN, Dell EMC Isilon dhe tona Huawei OceanStor<\/a><\/noindex>. Pas platformave t\u00eb p\u00ebrmendura q\u00ebndrojn\u00eb jo m\u00eb vet\u00ebm komunitete entuziast\u00ebsh, por ofrues t\u00eb caktuar, t\u00eb cil\u00ebt p\u00ebrgjigjen p\u00ebr funksionalitetin, mb\u00ebshtetje, sh\u00ebrbimin e produktit dhe garantojn\u00eb zhvillimin e tij t\u00eb m\u00ebtejsh\u00ebm. T\u00eb tilla zgjidhje jan\u00eb m\u00eb t\u00eb k\u00ebrkuara n\u00eb disa fusha.<\/p>\n

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

O operator\u00ebt e komunikacionit<\/h2>\n

\nNj\u00eb nga konsumator\u00ebt m\u00eb t\u00eb vjet\u00ebr t\u00eb sistemeve t\u00eb shp\u00ebrndara t\u00eb ruajtjes jan\u00eb operator\u00ebt e komunikimeve. N\u00eb diagram, tregohet se cilat grupe aplikacionesh prodhojn\u00eb shumic\u00ebn e t\u00eb dh\u00ebnave. OSS (Sistemet e Mb\u00ebshtetjes p\u00ebr Operacionet), MSS (Sh\u00ebrbimet e Mb\u00ebshtetjes p\u00ebr Menaxhimin) dhe BSS (Sistemet e Mb\u00ebshtetjes p\u00ebr Biznesin) p\u00ebrb\u00ebjn\u00eb tre nivele programi q\u00eb plot\u00ebsojn\u00eb nj\u00ebri-tjetrin, t\u00eb nevojshme p\u00ebr ofrimin e sh\u00ebrbimeve p\u00ebr abonent\u00ebt, raporteve financiare p\u00ebr ofruesin dhe mb\u00ebshtetje operacionale p\u00ebr inxhinier\u00ebt e operatorit.<\/p>\n

Shpesh t\u00eb dh\u00ebnat e k\u00ebtyre niveleve jan\u00eb t\u00eb p\u00ebrziera me nj\u00ebra-tjetr\u00ebn, dhe p\u00ebr t\u00eb shmangur akumulimin e kopjeve t\u00eb panevojshme, p\u00ebrdoren pik\u00ebrisht ruajtjet e shp\u00ebrndara, t\u00eb cilat akumulojn\u00eb gjith\u00eb informacionin q\u00eb vjen nga rrjeti n\u00eb funksion. Ruajtjet bashkohen n\u00eb nj\u00eb rezervuar t\u00eb p\u00ebrbashk\u00ebt, t\u00eb cilit i drejtohen t\u00eb gjitha sh\u00ebrbimet.<\/p>\n

Llogaritjet tona tregojn\u00eb se kalimi nga ruajtjet tradicionale n\u00eb ato bllok mund t\u00eb kursej\u00eb deri n\u00eb 70% t\u00eb buxhetit thjesht duke hequr dor\u00eb nga ruajtjet hi-end t\u00eb dedikuara dhe duke p\u00ebrdorur server\u00eb t\u00eb zakonsh\u00ebm t\u00eb arkitektur\u00ebs tradicionale (zakonisht x86), q\u00eb punojn\u00eb n\u00eb bashk\u00ebpunim me software t\u00eb specializuar. Operator\u00ebt celular\u00eb prej koh\u00ebsh kan\u00eb filluar t\u00eb blejn\u00eb zgjidhje t\u00eb tilla n\u00eb sasi dometh\u00ebn\u00ebse. N\u00eb ve\u00e7anti, operator\u00ebt rus\u00eb e p\u00ebrdorin k\u00ebt\u00eb lloj produkti nga Huawei p\u00ebr m\u00eb shum\u00eb se gjasht\u00eb vjet.<\/p>\n

Po, disa detyra nuk mund t\u00eb realizohen me sistemet e shp\u00ebrndara. P\u00ebr shembull, n\u00eb rastin e k\u00ebrkesave t\u00eb larta p\u00ebr performanc\u00eb ose p\u00ebr pajtueshm\u00ebri me protokollet e vjetra. Por jo m\u00eb pak se 70% e t\u00eb dh\u00ebnave q\u00eb proceson operatori, mund t\u00eb vendosen n\u00eb nj\u00eb rezervuar t\u00eb shp\u00ebrndar\u00eb.<\/p>\n

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

Sektori Bankar<\/h2>\n

\nN\u00eb \u00e7do bank\u00eb coexistojn\u00eb shum\u00eb sisteme IT t\u00eb ndryshme, nga procesimi deri n\u00eb sistemin bankar automatizuar. Kjo infrastruktur\u00eb gjithashtu punon me nj\u00eb volum t\u00eb madh informacioni, dhe shum\u00eb nga detyrat nuk k\u00ebrkojn\u00eb performanc\u00eb t\u00eb lart\u00eb ose besueshm\u00ebri t\u00eb sistemeve t\u00eb ruajtjes, p\u00ebr shembull zhvillimi, testimi, automatizimi i proceseve zyrtare etj. K\u00ebtu p\u00ebrdorimi i ruajtjeve tradicionale \u00ebsht\u00eb i mundsh\u00ebm, por \u00e7do vit b\u00ebhet gjithnj\u00eb e m\u00eb pak i p\u00ebrballuesh\u00ebm. P\u00ebr m\u00eb tep\u00ebr, n\u00eb k\u00ebt\u00eb rast mungon fleksibiliteti i shpenzimit t\u00eb burimeve t\u00eb ruajtjeve, performanca e t\u00eb cilave llogaritet nga ngarkesa maksimale.<\/p>\n

N\u00eb p\u00ebrdorimin e sistemeve t\u00eb shp\u00ebrndara t\u00eb ruajtes, nyjat e tyre, t\u00eb cilat n\u00eb fakt jan\u00eb server\u00eb 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 llogaritjeje.<\/p>\n

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

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

\nN\u00eb diagramin e sip\u00ebrm \u00ebsht\u00eb paraqitur nj\u00eb list\u00eb e konsumator\u00ebve tipik\u00eb t\u00eb sh\u00ebrbimeve data lake<\/a><\/noindex>. K\u00ebtu mund t\u00eb jen\u00eb sh\u00ebrbimet e qeveris\u00eb elektronike (p\u00ebr shembuj, \"Sh\u00ebrbimet Shtet\u00ebrore\"), t\u00eb cilat kan\u00eb p\u00ebrfunduar digitalizimin e nd\u00ebrmarrjeve, strukturat financiare etj. T\u00eb gjith\u00eb ata kan\u00eb nevoj\u00eb t\u00eb punojn\u00eb me sasi t\u00eb m\u00ebdha informacioni heterogjen. <\/p>\n

Eksplorimi i sistemeve t\u00eb ruajtjes tradicionale p\u00ebr t\u00eb zgjidhur k\u00ebto detyra \u00ebsht\u00eb i pafavorsh\u00ebm, pasi k\u00ebrkohet si akses me performanc\u00eb t\u00eb lart\u00eb n\u00eb bazat e dh\u00ebnash me blloqe, ashtu edhe akses t\u00eb zakonsh\u00ebm n\u00eb bibliotekat e dokumenteve t\u00eb skanuara q\u00eb ruhen si objekte. K\u00ebtu mund t\u00eb lidhet, p\u00ebr shembull, nj\u00eb sistem porosish p\u00ebrmes portalit web. P\u00ebr ta realizuar t\u00eb gjitha k\u00ebto n\u00eb nj\u00eb platform\u00eb t\u00eb sistemit tradicional t\u00eb ruajtjes, do t\u00eb nevojitet nj\u00eb sasi e madhe pajisjesh p\u00ebr detyra t\u00eb ndryshme. Nj\u00eb sistem horizontal universali i ruajtjes mund t\u00eb mbuloj\u00eb t\u00eb gjitha detyrat e p\u00ebrmendura m\u00eb par\u00eb: do t\u00eb k\u00ebrkohet vet\u00ebm t\u00eb krijohen disa grupe me karakteristika t\u00eb ndryshme ruajtjeje.<\/p>\n

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

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

\nSasia e informacionit t\u00eb ruajtur n\u00eb bot\u00eb rritet p\u00ebr rreth 30% n\u00eb vit. K\u00ebto jan\u00eb lajme t\u00eb mira p\u00ebr ofruesit e sistemeve t\u00eb ruajtjes, por \u00e7far\u00eb \u00ebsht\u00eb dhe do t\u00eb jet\u00eb burimi kryesor i k\u00ebtyre t\u00eb dh\u00ebnave?<\/p>\n

Dhjet\u00eb vjet m\u00eb par\u00eb, k\u00ebta gjenerues u b\u00ebn\u00eb rrjetet sociale, \u00e7ka k\u00ebrkoi krijimin e nj\u00eb sasi t\u00eb madhe algoritmesh t\u00eb rinj, zgjidhjesh harduerike etj. Aktualisht, dallohet tre motor\u00eb kryesor\u00eb t\u00eb rritjes s\u00eb sasis\u00eb s\u00eb ruajtjes. I pari \u2014 cloud computing. N\u00eb k\u00ebt\u00eb moment, rreth 70% e kompanive p\u00ebrdorin n\u00eb nj\u00eb far\u00eb m\u00ebnyre sh\u00ebrbime n\u00eb re. K\u00ebto mund t\u00eb jen\u00eb sisteme email-i, kopje rezerv\u00eb dhe entitete t\u00eb tjera t\u00eb virtualizuara.
\nMotor i dyt\u00eb b\u00ebhen rrjetet e gjenerat\u00ebs s\u00eb pest\u00eb. K\u00ebto sjellin shpejt\u00ebsi t\u00eb reja dhe sasi 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 \u00e7oj\u00eb n\u00eb nj\u00eb r\u00ebnie t\u00eb k\u00ebrkes\u00ebs p\u00ebr kartat e flash memory. Sa her\u00eb q\u00eb ka memorie n\u00eb telefon, ajo gjithmon\u00eb mbaron, dhe n\u00ebse pajisja ka nj\u00eb kanal 100 megabit, nuk ka asnj\u00eb nevoj\u00eb p\u00ebr t\u00eb ruajtur fotografit\u00eb lokalmente.<\/p>\n

Grupi i tret\u00eb i arsyeve p\u00ebr t\u00eb cilat rritet k\u00ebrkesa p\u00ebr sistemet e ruajtjes \u00ebsht\u00eb zhvillimi i shpejt\u00eb i inteligjenc\u00ebs artificiale, kalimi n\u00eb analitik\u00ebn e t\u00eb dh\u00ebnave t\u00eb m\u00ebdha dhe tendenca p\u00ebr automatizimin e gjith\u00e7kaje.<\/p>\n

Ve\u00e7antia e \"trafikut t\u00eb ri\" \u00ebsht\u00eb struktura e tij e pandar\u00eb<\/a><\/noindex>. Ne duhet t\u00eb ruajm\u00eb k\u00ebto t\u00eb dh\u00ebna, pa e p\u00ebrcaktuar formatin e tyre. Ai k\u00ebrkohet vet\u00ebm gjat\u00eb leximit t\u00eb m\u00ebvonsh\u00ebm. P\u00ebr shembull, nj\u00eb sistem bankar skoringu p\u00ebr t\u00eb p\u00ebrcaktuar madh\u00ebsin\u00eb e kredis\u00eb s\u00eb mundshme do t\u00eb shikoj\u00eb fotografit\u00eb e postuara nga ju n\u00eb rrjetet sociale, duke p\u00ebrcaktuar sa shpesh shkoni n\u00eb det dhe n\u00eb restorante, dhe nj\u00ebkoh\u00ebsisht do t\u00eb shqyrtoj\u00eb t\u00eb dh\u00ebnat 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, jan\u00eb t\u00eb \u00e7rregullta.<\/p>\n

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

Oqeani i t\u00eb dh\u00ebnave t\u00eb pastrukturara<\/h2>\n

\nCilat jan\u00eb problemet q\u00eb sjell shfaqja e \"t\u00eb dh\u00ebnave t\u00eb reja\"? Problemi kryesor \u00ebsht\u00eb, natyrisht, volumi i informacionit dhe afatet p\u00ebr ruajtjen e tij. Nj\u00eb vet\u00ebm automjeti modern autonom pa drejtues gjeneron \u00e7do dit\u00eb deri n\u00eb 60 Tbyte t\u00eb dh\u00ebnash nga t\u00eb gjith\u00eb sensor\u00ebt dhe mekanizmat e tij. P\u00ebr t\u00eb zhvilluar algoritmet e reja t\u00eb l\u00ebvizjes, k\u00ebto informacione duhet t\u00eb p\u00ebrpunohen brenda t\u00eb nj\u00ebjtit dit\u00eb, p\u00ebrndryshe do t\u00eb fillojn\u00eb t\u00eb grumbullohen. N\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb, ato duhet t\u00eb ruhen p\u00ebr nj\u00eb koh\u00eb t\u00eb gjat\u00eb \u2014 dekada. Vet\u00ebm at\u00ebher\u00eb n\u00eb t\u00eb ardhmen do t\u00eb jet\u00eb e mundur t\u00eb jepen p\u00ebrfundime mbi baza t\u00eb m\u00ebdha analitike.<\/p>\n

Nj\u00eb pajisje p\u00ebr dekodimin e sekuencave gjenetike prodhon rreth 6 Tbyte n\u00eb dit\u00eb. Nd\u00ebrsa t\u00eb dh\u00ebnat e mbledhura nga ajo faktikisht nuk parashikojn\u00eb fshirjen, dmth hipotekisht duhet t\u00eb ruhen p\u00ebrjet\u00ebsisht.<\/p>\n

S\u00eb fundi, t\u00eb nj\u00ebjtat rrjete t\u00eb gjenerat\u00ebs s\u00eb pest\u00eb. P\u00ebrve\u00e7 informacionit t\u00eb vet q\u00eb transmetohet, nj\u00eb rrjet i till\u00eb \u00ebsht\u00eb gjithashtu nj\u00eb gjenerues i madh t\u00eb dh\u00ebnash: regjistrat e veprimeve, regjistrat e telefonatave, rezultatet nd\u00ebrmjetak t\u00eb nd\u00ebrveprimeve nd\u00ebrmjet makinave, etj. <\/p>\n

T\u00eb gjitha k\u00ebto k\u00ebrkojn\u00eb 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 tri grupe zgjidhjesh, t\u00eb destinuara p\u00ebr t\u00eb p\u00ebrballuar k\u00ebrkesat e reja ndaj sistemeve t\u00eb ruajtjes s\u00eb informacionit: implementimi i inteligjenc\u00ebs artificiale, evolucioni teknik i mediave t\u00eb t\u00eb dh\u00ebnave dhe inovacionet n\u00eb arkitektur\u00ebn sistemore. Le t\u00eb fillojm\u00eb me IA.<\/p>\n

\"Tendencat
\n
\nN\u00eb zgjidhjet e reja t\u00eb Huawei, inteligjenca artificiale p\u00ebrdoret tani n\u00eb nivelin e vet\u00eb ruajtjes, e cila \u00ebsht\u00eb e pajisur me nj\u00eb procesor AI q\u00eb lejon sistemin t\u00eb analizoj\u00eb vet\u00eb gjendjen e tij dhe t\u00eb parashikoj\u00eb d\u00ebshtimet. N\u00ebse SxD lidhet me nj\u00eb re sh\u00ebrbimi q\u00eb ka kapacitete t\u00eb konsiderueshme llogarit\u00ebse, inteligjenca artificiale do t\u00eb jet\u00eb n\u00eb gjendje t\u00eb p\u00ebrpunoj\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, nj\u00eb I.A. e till\u00eb di t\u00eb parashikoj\u00eb ngarkes\u00ebn e ardhshme maksimale dhe koh\u00ebn e mbetur deri n\u00eb shterimin e kapacitetit. Kjo mund\u00ebson optimizimin e performanc\u00ebs dhe shkall\u00ebzimin e sistemit para se t\u00eb ndodhin ngjarje t\u00eb pad\u00ebshiruara.<\/p>\n

\"Tendencat
\n
\nTani p\u00ebr evoluimin e mjet\u00ebve t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave. Flash-t e para ishin realizuar me teknologjin\u00eb SLC (Single-Level Cell). Pajisjet e bazuara n\u00eb t\u00eb ishin t\u00eb shpejta, t\u00eb sigurta, stabile, por kishin kapacitet t\u00eb vog\u00ebl dhe kushtonin shum\u00eb. Rritja e volumit dhe ulja e \u00e7mimit arrit\u00ebn p\u00ebrmes disa kompromisve teknike, t\u00eb cilat reduktuan shpejt\u00ebsin\u00eb, besueshm\u00ebrin\u00eb dhe jet\u00ebn e pajisjeve. Megjithat\u00eb, trendi nuk ndikoi n\u00eb vet\u00eb SxD-t\u00eb, t\u00eb cilat p\u00ebrmes larash arkitektonike u b\u00ebn\u00eb m\u00eb t\u00eb performuara dhe m\u00eb t\u00eb besueshme n\u00eb p\u00ebrgjith\u00ebsi.<\/p>\n

Por pse ishin t\u00eb nevojshme SxD-t\u00eb e klas\u00ebs All-Flash? A nuk mjaftonte thjesht t\u00eb z\u00ebvend\u00ebsonim HDD-t\u00eb e vjetra n\u00eb sistemin q\u00eb ishte duke u p\u00ebrdorur me SSD t\u00eb rinj me t\u00eb nj\u00ebjtin formati? Kjo ishte e nevojshme p\u00ebr t\u00eb shfryt\u00ebzuar n\u00eb m\u00ebnyr\u00eb efikase t\u00eb gjitha burimet e reja t\u00eb ruajtjes solide, gj\u00eb q\u00eb n\u00eb sistemet e vjetra nuk ishte e mundur. <\/p>\n

Kompania Huawei, p\u00ebr shembull, p\u00ebr t\u00eb zgjidhur k\u00ebt\u00eb problem, zhvilloi nj\u00eb gam\u00eb t\u00eb t\u00ebr\u00eb teknologjish, nj\u00ebra prej t\u00eb cilave ishte FlashLink<\/a><\/noindex>, e cila i mund\u00ebsoi optimizimin maksimal t\u00eb bashk\u00ebveprimit \"disk - kontrollues\". <\/p>\n

Identifikimi inteligjent ofroi mund\u00ebsin\u00eb t\u00eb shp\u00ebrndaj\u00eb t\u00eb dh\u00ebnat n\u00eb disa rrjedha dhe t\u00eb p\u00ebrballet me disa fenomene t\u00eb pad\u00ebshiruara, si\u00e7 \u00ebsht\u00eb WA<\/a><\/noindex> (shkalla e shkruar). N\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb, algoritmet e reja t\u00eb rikuperimit, n\u00eb ve\u00e7anti RAID 2.0+<\/a><\/noindex>, rrit\u00ebn shpejt\u00ebsin\u00eb e ribuild-it, duke e reduktuar koh\u00ebn n\u00eb shifra krejt\u00ebsisht t\u00eb pavlefshme.<\/p>\n

D\u00ebshtimi, mbipopullimi, \"grumbullimi i mbeturinave\" - k\u00ebto faktor\u00eb gjithashtu nuk ndikojn\u00eb m\u00eb n\u00eb performanc\u00ebn e sistemit t\u00eb ruajtjes p\u00ebr shkak t\u00eb modifikimeve t\u00eb ve\u00e7anta t\u00eb kontrolluesve.<\/p>\n

\"Tendencat
\n
\nDhe gjithashtu, magazinat e bllokut t\u00eb t\u00eb dh\u00ebnave po p\u00ebrgatiten p\u00ebr t\u00eb pritur NVMe<\/a><\/noindex>. Kujtojm\u00eb se skema klasike e organizimit t\u00eb aksesit n\u00eb t\u00eb dh\u00ebna funksiononte si m\u00eb posht\u00eb: procesori i drejtohej kontrolerit RAID p\u00ebrmes autobusit PCI Express. Ky i fundit, nga ana e tij, bashk\u00ebpunonte me disk\u00ebt mekanik\u00eb p\u00ebrmes SCSI ose SAS. P\u00ebrdorimi i NVMe n\u00eb backend e p\u00ebrshpejtoi duksh\u00ebm gjith\u00eb procesin, megjithat\u00eb kishte nj\u00eb disavantazh: ngjitesit duhet t\u00eb kishin nj\u00eb lidhje t\u00eb drejtp\u00ebrdrejt\u00eb me procesorin p\u00ebr t\u00eb siguruar aksesin e drejtp\u00ebrdrejt\u00eb n\u00eb memorie.<\/p>\n

Faza e ardhshme e zhvillimit t\u00eb teknologjis\u00eb, t\u00eb cil\u00ebn po e v\u00ebzhgojm\u00eb tani, \u00ebsht\u00eb p\u00ebrdorimi i NVMe-oF (NVMe mbi Fabrika). Sa i p\u00ebrket teknologjive t\u00eb bllokut Huawei, ato tani mb\u00ebshtesin FC-NVMe (NVMe mbi Fiber Channel), dhe po afrohet NVMe mbi RoCE (RDMA mbi Ethernet e Konvergjuar). Modelet testuese jan\u00eb plot\u00ebsisht funksionale, deri n\u00eb prezantimin e tyre zyrtar kan\u00eb mbetur disa muaj. Vlen t\u00eb theksohet se e gjith\u00eb kjo do t\u00eb shfaqet edhe n\u00eb sistemet e shp\u00ebrndara, ku \u201cEthernet pa humbje\u201d do t\u00eb jet\u00eb mjaft i k\u00ebrkuar.<\/p>\n

\"Tendencat
\n
\nNj\u00eb m\u00ebnyr\u00eb shtes\u00eb p\u00ebr optimizimin e pun\u00ebs s\u00eb sakt\u00eb t\u00eb magazinave t\u00eb shp\u00ebrndara ishte 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 t\u00eb dh\u00ebnave). Nj\u00eb paket\u00eb matematikore speciale n\u00eb nj\u00eb periudh\u00eb t\u00eb caktuar llogarit blloket kontrolluese, q\u00eb mund\u00ebsojn\u00eb rikuperimin e t\u00eb dh\u00ebnave t\u00eb nd\u00ebrmjetme n\u00eb rast humbjeje.<\/p>\n

Mekanizmat e deduplication dhe kompresionit po b\u00ebhen t\u00eb domosdoshme. N\u00eb sistemet klasike t\u00eb ruajtjes, jemi t\u00eb kufizuar n\u00eb numrin e procesor\u00ebve t\u00eb instaluar n\u00eb kontroler\u00eb, nd\u00ebrsa n\u00eb sistemet e ruajtjes horizontale q\u00eb shkall\u00ebzojn\u00eb, secila nj\u00ebsi p\u00ebrmban gjith\u00e7ka t\u00eb nevojshme: disqe, memorie, procesor\u00eb dhe nd\u00ebr-konektim. K\u00ebto mund\u00ebsi jan\u00eb t\u00eb mjaftueshme p\u00ebr t\u00eb garantuar q\u00eb deduplication dhe kompresioni t\u00eb ken\u00eb nj\u00eb ndikim minimal n\u00eb performanc\u00eb.<\/p>\n

Dhe mbi metodat harduerike t\u00eb optimizimit. K\u00ebtu, arrijm\u00eb t\u00eb ulim ngarkes\u00ebn mbi procesor\u00ebt qendror\u00eb me an\u00eb t\u00eb \u00e7ipave t\u00eb dedikuar (ose blloqeve t\u00eb dedikuar n\u00eb vet\u00eb procesorin), q\u00eb veprojn\u00eb si TOE<\/a><\/noindex> (TCP\/IP Offload Engine) ose q\u00eb merret me detyrat matematikore EC, deduplication dhe kompresion.<\/p>\n

\"Tendencat
\n
\nQasht siqer u ruajtja e t\u00eb dh\u00ebnave ka gjetur p\u00ebrfaq\u00ebsim n\u00eb arkitektur\u00ebn e dezagreguar (t\u00eb shp\u00ebrndar\u00eb). N\u00eb sistemet e ruajtjes qendrore ka nj\u00eb fabrik\u00eb server\u00ebsh, t\u00eb lidhur p\u00ebrmes Fibre Channel me SAN<\/a><\/noindex> nj\u00eb num\u00ebr t\u00eb madh arrays. Disavantazhet e k\u00ebtij qasje p\u00ebrfshijn\u00eb v\u00ebshtir\u00ebsit\u00eb me shkall\u00ebzimin dhe sigurimin e nivelit t\u00eb garantuar t\u00eb sh\u00ebrbimit (p\u00ebr performanc\u00ebn ose vonesat). Sistemet hiper-konvergente p\u00ebrdorin t\u00eb nj\u00ebjtat hoste - si p\u00ebr ruajtjen ashtu edhe p\u00ebr procesimin e informacionit. Kjo ofron nj\u00eb hap\u00ebsir\u00eb praktike t\u00eb pakufizuar p\u00ebr shkall\u00ebzim, por sjell kosto t\u00eb larta p\u00ebr mbajtjen e integritetit t\u00eb t\u00eb dh\u00ebnave.<\/p>\n

Ndryshe nga t\u00eb dyja arkitekturat e p\u00ebrmendura m\u00eb sip\u00ebr, arkitektura dezagreguese n\u00ebnkupton ndarjen e sistemit n\u00eb nj\u00eb fabrik\u00eb llogarit\u00ebse dhe nj\u00eb sistem horizontal ruajtjeje<\/b>. Kjo ofron p\u00ebrfitime nga t\u00eb dyja arkitekturat dhe lejon shkall\u00ebzimin e pakufizuar t\u00eb vet\u00ebm elementit, performanca e t\u00eb cilit \u00ebsht\u00eb e pamjaftueshme.<\/p>\n

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

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

\nNj\u00eb problem klasik, relevanca e t\u00eb cilit \u00ebsht\u00eb rritur gjat\u00eb 15 viteve t\u00eb fundit, \u00ebsht\u00eb nevoja p\u00ebr t\u00eb siguruar nj\u00ebkoh\u00ebsisht ruajtjen bllok, qasjen n\u00eb skedar\u00eb, qasjen n\u00eb objekte, pun\u00ebn e ferma p\u00ebr t\u00eb dh\u00ebna t\u00eb m\u00ebdha, etj. Nj\u00eb qend\u00ebr n\u00eb maj t\u00eb tort\u00ebs mund t\u00eb jet\u00eb gjithashtu nj\u00eb sistem backup n\u00eb lidhje me kasetat.<\/p>\n

N\u00eb faz\u00ebn e par\u00eb ishte e mundur t\u00eb unifikohej vet\u00ebm menaxhimi i k\u00ebtyre sh\u00ebrbimeve. Sistemet e ndryshme t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave ishin t\u00eb mbyllura n\u00eb nj\u00eb softuer t\u00eb specializuar, p\u00ebrmes t\u00eb cilit administratori shp\u00ebrndante burimet nga basenet e disponueshme. Por, pasi q\u00eb harduer\u00ebt e k\u00ebtyre baseneve ishin t\u00eb ndrysh\u00ebm, 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. N\u00ebse kishte nj\u00eb qasje t\u00eb p\u00ebrbashk\u00ebt n\u00eb skedar\u00eb, ajo mund t\u00eb jepte n\u00ebp\u00ebr protokolle t\u00eb ndryshme.<\/p>\n

Metoda m\u00eb e avancuar q\u00eb kemi tani p\u00ebr konvergjenc\u00ebn n\u00ebnkupton krijimin e nj\u00eb sistemi hibrid universal. Pik\u00ebrisht k\u00ebshtu, si\u00e7 duhet t\u00eb b\u00ebhet OceanStor 100D<\/a><\/noindex>. Qasja universale p\u00ebrdor t\u00eb nj\u00ebjtat burime harduerike, t\u00eb ndara logjikisht n\u00eb grupe 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 kemi arritur t\u00eb realizojm\u00eb konceptin \u00abnj\u00eb Qend\u00ebr t\u00eb Dh\u00ebnash \u2014 nj\u00eb Storage Area Network\u00bb.<\/p>\n

\"Tendencat
\n
\nKostoja e ruajtjes s\u00eb informacionit tani p\u00ebrcakton shum\u00eb zgjidhje arkitekturore. Dhe ndon\u00ebse mund ta vendosim pa frik\u00eb n\u00eb qend\u00ebr, sot po diskutojm\u00eb p\u00ebr ruajtjen \u00abn\u00eb jet\u00eb\u00bb me qasje aktive, k\u00ebshtu q\u00eb performanca gjithashtu duhet t\u00eb merret parasysh. Nj\u00eb cil\u00ebsi tjet\u00ebr e r\u00ebnd\u00ebsishme e sistemeve t\u00eb shp\u00ebrndara t\u00eb gjenerat\u00ebs s\u00eb ardhshme \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

Storage Area Network masive t\u00eb gjenerat\u00ebs s\u00eb re<\/h2>\n

\nOceanStor Pacific i plot\u00ebson k\u00ebrkesat e besueshm\u00ebris\u00eb n\u00eb nivelin \u00abgjasht\u00eb n\u00ebnt\u00eb\u00bb (99,9999%) dhe mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb nd\u00ebrtuar Qendra t\u00eb Dh\u00ebnash t\u00eb klas\u00ebs HyperMetro. Me nj\u00eb distanc\u00eb midis dy qendrave t\u00eb dh\u00ebnash deri n\u00eb 100 km, sistemet tregojn\u00eb vones\u00ebn shtes\u00eb n\u00eb nivelin 2 ms, duke lejuar nd\u00ebrtimin e \u00e7do zgjidhjeje t\u00eb q\u00ebndrueshme ndaj fatkeq\u00ebsive, p\u00ebrfshir\u00eb ato me servera quorum.<\/p>\n

\"Tendencat
\n
\nProduktet e seris\u00eb s\u00eb re demonstrojn\u00eb universialitet me protokollet. Tani e tutje, OceanStor 100D mb\u00ebshtet aksesin blok, aksesin objekt dhe aksesin Hadoop. N\u00eb t\u00eb ardhmen e af\u00ebrt do t\u00eb implementohet edhe accessi me skedar\u00eb. Nuk ka nevoj\u00eb p\u00ebr t\u00eb ruajtur kopje t\u00eb shumta t\u00eb t\u00eb dh\u00ebnave, n\u00ebse ato mund t\u00eb jepen p\u00ebrmes protokoleve t\u00eb ndryshme.<\/p>\n

\"Tendencat
\n
\nDuket si nj\u00eb pyetje e \u00e7uditshme, \u00e7far\u00eb lidhjeje ka koncepti \u00abrrjet pa humbje\u00bb me Storage Area Network? E v\u00ebrteta \u00ebsht\u00eb se sistemet e shp\u00ebrndara t\u00eb ruajtjes s\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. Shtes\u00eb n\u00eb rritjen e shpejt\u00ebsis\u00eb s\u00eb rrjetit dhe uljen e vonesave ndihmon sistemi i inteligjenc\u00ebs artificiale q\u00eb mb\u00ebshtetet nga switch-\u00ebt tan\u00eb. AI Fabric<\/a><\/noindex>. P\u00ebrfitimi i performanc\u00ebs s\u00eb Storage Area Network me aktivizimin e AI Fabric mund t\u00eb arrij\u00eb deri n\u00eb 20%.<\/p>\n

\"Tendencat
\n
\n\u00c7far\u00eb p\u00ebrfaq\u00ebson nj\u00eb nj\u00ebsi t\u00eb re t\u00eb shp\u00ebrndar\u00eb t\u00eb Storage Area Network OceanStor Pacific? Zgjidhja me form\u00eb 5U p\u00ebrmban 120 nj\u00ebsit\u00eb dhe mund t\u00eb z\u00ebvend\u00ebsoj\u00eb tre nj\u00ebsit\u00eb klasike, \u00e7ka jep nj\u00eb kursim t\u00eb hap\u00ebsir\u00ebs n\u00eb raft m\u00eb shum\u00eb se dyfish. Duke ndaluar ruajtjen e kopjeve, efikasiteti i nj\u00ebsive rritet ndjesh\u00ebm (deri n\u00eb +92%).<\/p>\n

Jemi m\u00ebsuar se ruajtja e definuar nga software \u00ebsht\u00eb nj\u00eb program i ve\u00e7ant\u00eb, i instaluar n\u00eb nj\u00eb server klasik. Por tani, p\u00ebr t\u00eb arritur parametrat optimal\u00eb, ky zgjidhje arkitekturore k\u00ebrkon edhe nj\u00ebsit\u00eb speciale. Ajo p\u00ebrb\u00ebhet nga dy server\u00eb t\u00eb bazuar n\u00eb procesor\u00ebt ARM, t\u00eb cil\u00ebt menaxhojn\u00eb nj\u00eb grup disqesh tre in\u00e7.<\/p>\n

\"Tendencat
\n
\nK\u00ebta server\u00eb nuk jan\u00eb t\u00eb p\u00ebrshtatsh\u00ebm p\u00ebr zgjidhje 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 p\u00ebrmbushesh balanca e ngarkes\u00ebs. Ne sugjerojm\u00eb t\u00eb kalojm\u00eb n\u00eb ruajtje t\u00eb ndar\u00eb: klasteri i llogarive, i paraqitur nga server\u00ebt klasik\u00eb ose rack-server\u00ebt, funksionon ve\u00e7mas, por lidhet me nj\u00ebsit\u00eb e ruajtjes OceanStor Pacific, t\u00eb cilat gjithashtu realizojn\u00eb detyrat e tyre direkte. Dhe kjo justifikohet.<\/p>\n

Si nj\u00eb shembull, le t\u00eb 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 shkall\u00eb server\u00ebsh. N\u00ebse shp\u00ebrndajm\u00eb ngarkes\u00ebn mes server\u00ebve t\u00eb ve\u00e7ant\u00eb llogarish dhe nj\u00ebsive t\u00eb ruajtjes OceanStor Pacific, duke i ndar\u00eb ato nga nj\u00ebra-tjetra, numri i shkall\u00ebve t\u00eb nevojshme do t\u00eb reduktohet me gjysm\u00ebn! Kjo zvog\u00eblon kostot e eksploatimit t\u00eb qendr\u00ebs s\u00eb t\u00eb dh\u00ebnave dhe ul koston totale t\u00eb pron\u00ebsis\u00eb. N\u00eb nj\u00eb bot\u00eb ku sasia e informacionit t\u00eb ruajtur rritet me 30% n\u00eb vit, avantazhe t\u00eb tilla nuk duhet t\u00eb injorohen.<\/p>\n

***<\/h2>\n

\nM\u00eb shum\u00eb informacion rreth zgjidhjeve t\u00eb Huawei dhe skenar\u00ebve t\u00eb aplicimit t\u00eb tyre mund t\u00eb merrni n\u00eb website<\/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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