Hard drive huwandu huri kuramba huchiwedzera, asi chiyero chekukura chave kuderera zvishoma nezvishoma mumakore achangopfuura. Saka, kuitira kuburitsa yekutanga 4 TB drive mushure mekunge 2 TB HDDs yatengeswa, indasitiri yakapedza makore maviri chete, zvakatora makore matatu kusvika paiyo 8 TB mamaki, uye zvakatora mamwe makore matatu kupeta kaviri huwandu hwe3,5. -inch hard drive yakabudirira kamwe chete mumakore mashanu.
Ikozvino budiriro yakawanikwa nekuda kwerunyorwa rwese rwezvigadziriso zvitsva. Nhasi, kunyange vakachengetedza vakadai saToshiba, avo kusvika munguva ichangopfuura vakaramba helium, vanomanikidzwa kubudisa dhiraivha mumakesi akavharidzirwa, uye nhamba yemahwendefa ari pamucheka wakawedzera kusvika pazvimedu zvipfumbamwe - kunyange kamwechete, uye kwenguva yakareba, mahwendefa mashanu akanga. yakarangarirwa muganhu une mufungo. Mune niches chaiyo, iyo inonzi tekinoroji inoshandiswa. tile kurekodha (SMR, Shingled Magnetic Recording), umo iyo chikamu chinoteedzera mundiro inopindirana zvishoma. Uye chekupedzisira, kuitira kuti tishandure iyo hard drive kugona kugumira kubva pa14 kuenda ku16 TB pasina kushandisa SMR, vagadziri vaifanira kushandisa imwe yeanovimbisa matekinoroji, rondedzero inoderera zvishoma nezvishoma yatinoburitsa gore negore. , - kuverenga rwiyo nemisoro yakawanda panguva imwe chete (TDMR, Two-Dimensional Magnetic Recording). Kumwe kufambira mberi kunozoda shanduko huru mune zvakakosha zveHDD mashandiro - sekudziya ndiro uchishandisa laser kana microwaves (HAMR/MAMR, Heat/Microwave-Assisted Magnetic Recording) panguva yainodarika musoro wekurekodha.
Nekudaro, zviri nyore kuona kuti ese akatsanangurwa matekiniki anonangwa zvakanyanya pakuwedzera kunyora density uye kuwedzera vhoriyamu pane imwe spindle, kunyangwe mazhinji acho aine anobatsira anobatsira muchimiro chekuwedzera kukurumidza kweiyo linear data kuverenga nekunyora. Zvinoenderana neiyi parameter, maHDD emazuva ano akapaza nepakati pe250 MB/s muganho uye atove akafanana neakare evatengi solid-state madhiraivha. Asi kukurumidza kwekuwana kune zvisingaite zvikamu zvemagineti disks hazvifambire mberi, uye maererano nehuwandu, nhamba yekushanda pasekondi inongove shoma. Panguva imwecheteyo, kuwedzera kwezvinodiwa zvekutadza kushivirira kunomuka, nekuti iyo data yakawanda inochengetwa pane imwe spindle, iyo inonyanya kukosha haisi kurasikirwa nayo uye inotora nguva yakareba kuti idzorere.
Asi vagadziri vemagetsi ekuchengetedza magineti vakawanawo mhinduro kune dambudziko iri. Takatora madhiraivha matatu kubva ku14TB kusvika ku16TB kuti tione kuti tekinoroji yemakore makumi matanhatu nemana iri kujairana sei ne64, uye takaona mashoma maitiro. Champion mienzaniso yemazuva ano 2019-inch hard drives, akagadzirirwa rack maseva uye masisitimu ekuchengetedza, ane chimwe chinhu chakafanana neakasimba-state madhiraivha - kubva pamisimboti yechikamu chinotarisana nekubatanidzwa kwakananga kwemaflash machipisi mune yemuno memory stack. Uye mamodheru evatengi, zvakare, ave padyo nehunhu hwavo kune avo vanobatana navo sevha, uye kunyangwe tsananguro "desktop HDD" haichatauri zvakanyanya nezve kumhanya uye kuvimbika kwechishandiso. Asi chinangwa chekuongorora uku hachina kugumira kumazwi akajairika. Isu tinoda kuona kuti mafambiro matsva muhard drive dhizaini anoshandura sei kuita manhamba ekuita kwakaoma.
Hunhu hwehunyanzvi hwevatori vebvunzo
Tisati tatanga kuongorora mhinduro dzebvunzo, zvakakosha kuti tinyatso kudzidza maitiro emidziyo yatichange tichibata nayo. Panguva ino hapana akawanda azvo sezvinowanzoitika muongororo yeboka redu, asi isu takazadzisa mamiriro makuru, pasina iyo kuenzanisa kwedhiraivha yakaoma haigone kutaura kuti yakakwana. Ongororo iyi yaisanganisira zvigadzirwa kubva kune vese vagadziri vatatu - Seagate, Toshiba uye Western Digital, uye ndezvezvikamu zvakasiyana: mutengi uye sevha. Hunhu hukuru hunovabatanidza ivhoriyamu ye14 kana 16 TB, kese yakavharwa yakazadzwa nehelium, uye spindle kumhanya kwe7200 rpm. Uye kana tichienzanisa neaya anorema, kuyedzwa kunosanganisira midziyo midiki mitatu yatinoziva kare (10 uye 12 TB), yakagadzirirwa kushandiswa mumaseva, imba kana hofisi NAS.
| Manufacturer | Seagate | Toshiba | Western Digital | |||
|---|---|---|---|---|---|---|
| Series | BarraCuda Pro | Ekisodho X10 | IronWolf | MG08 | S300 | Ultrastar DC HC530 |
| Nhamba yemuenzaniso | ST14000DM001 | ST10000NM0016 | ST12000VN0008 | MG08ACA16TE | HDWT31AUZSVA | WUH721414ALE6L4 |
| Chinhu chinhu | Xnumx inch | Xnumx inch | Xnumx inch | Xnumx inch | Xnumx inch | Xnumx inch |
| inowanikwa | SATA 6Gb/s | SATA 6Gb/s | SATA 6Gb/s | SATA 6Gb/s | SATA 6Gb/s | SATA 6Gb/s |
| Kugona, GB | 14 000 | 10 000 | 12 000 | 16 000 | 10 000 | 14 000 |
| Kugadziriswa | ||||||
| Spindle kutenderera kumhanya, rpm | 7 200 | 7 200 | 7 200 | 7 200 | 7 200 | 7 200 |
| Inobatsira data kurekodha density, GB/platter | 1 750 | 1 429 | 1 500 | 1 778 | 1 429 | 1 750 |
| Nhamba yemahwendefa/misoro | 8/16 | 7/14 | 8/16 | 9/18 | 7/14 | 8/16 |
| Sector size, bytes | 4096 (512 byte emulation) | 4096 (512 byte emulation) | 4096 (512 byte emulation) | 4096 (512 byte emulation) | 4096 (512 byte emulation) | 4096 (512 byte emulation) |
| Buffer size, MB | 256 | 256 | 256 | 512 | 256 | 512 |
| Kubudirira | ||||||
| Max. yakatevedzana kuverenga kumhanya, MB/s | 250 | 249 | 210 | ND | 248 | 267 |
| Max. yakatevedzana kunyora kumhanya, MB/s | 250 | 249 | 210 | ND | 248 | 267 |
| Avhareji yenguva yekutsvaga: kuverenga/nyora, ms | ND | ND | ND | ND | ND | 7,5/ND |
| kukanganisa kushivirira | ||||||
| Dhizaini mutoro, TB/g | 300 | ND | 180 | 550 | 180 | 550 |
| Kukanganisa kuverenga kunouraya, nhamba yezvinoitika pavhoriyamu yedata (bits) | 1/10^15 | 1/10^15 | 1/10^15 | 10/10^16 | 10/10^14 | 1/10^15 |
| MTBF (kureva nguva pakati pekutadza), h | ND | 2 500 000 | 1 000 000 | 2 500 000 | 1 000 000 | 2 500 000 |
| AFR (mukana wekukundikana pagore),% | ND | 0,35 | ND | ND | ND | 0,35 |
| Nhamba yekutenderera yekupaka musoro | 300 000 | 600 000 | 600 000 | 600 000 | 600 000 | 600 000 |
| hunhu | ||||||
| Simba rekushandisa: zvisina basa / kuverenga-kunyora, W | 4,9/6,9 | 4,5/8,4 | 5,0/7,8 | ND | 7,15/9,48 | 5,5/6,0 |
| Noise level: kusaita basa/kutsvaga, B | ND | ND | 1,8/2,8 | 2,0/ND | 3,4/ND | 2,0/3,6 |
| Kunyanya tembiricha, Β°C: dhisiki pa/dhisiki rakadzimwa | 60/70 | 60/ND | 70/70 | 55/70 | 70/70 | 60/70 |
| Shock resistance: disk on/disk off | ND | 40 g (2 ms) / 250 g (2 ms) | 70 g (2 ms) / 250 g (2 ms) | 70 g (2 ms) / 250 g (2 ms) | 70 g (2 ms) / 250 g (2 ms) | 70 g (2 ms) / 300 g (2 ms) |
| Zvose zviyero: L Γ H Γ D, mm | 147Γ101,9Γ26,1 | 147Γ101,9Γ26,1 | 147Γ101,9Γ26,1 | 147Γ101,9Γ26,1 | 147Γ101,9Γ26,1 | 147Γ101,6Γ26,1 |
| Kurera, g | 690 | 650 | 690 | 720 | 770 | 690 |
| Warranty nguva, makore | 5 | 5 | 3 | 5 | 3 | 5 |
| Mutengo wekutengesa (USA, pasina mutero), $ | Kubva ku549 (newegg.com) | Kubva ku289 (newegg.com) | Kubva ku351 (newegg.com) | ND | Kubva ku301 (newegg.com) | Kubva ku439 (amazon.com) |
| Mutengo wekutengesa (Russia), rub. | Kubva ku34 (market.yandex.ru) | Kubva ku17 (market.yandex.ru) | Kubva ku26 (market.yandex.ru) | ND | Kubva ku19 (market.yandex.ru) | Kubva ku27 (market.yandex.ru) |
Yekutanga modhi muunganidzwa wedu une mwero wemadhiraivha ehusina mwero saizi - BarraCuda Pro 14 TB - idhiraivha yedesktop PC uye DAS, asi isiri nyore, asi "nyanzvi". Kune rimwe divi, izvi zvinoreva kuti BarraCuda Pro iri pasi pezvakajairwa zvipimo zvedesktop hard drive. Semuenzaniso, haina kuitirwa kusanganisa kuita RAID arrays, nekuti nekuda kweizvi zvinodikanwa kuve ne TLER (Nguva-Limited Error Recovery) - firmware setting inodzivirira HDD kubhururuka kunze kwehurongwa nekuda kwekuedza kwenguva refu neiyo microcontroller. kuverenga dambudziko chikamu. Uye zvakare, iyo BarraCuda Pro chassis haina kunyatsokodzera kushanda musherufu kana NAS ine akati wandei mabhasikiti, nekuti haitsipire kutenderera kutenderera.
Asi nerumwe rutivi, kusiyana nemamwe akawanda edesktop hard drives, maHDD emhando iyi ane akawedzera epagore mutoro wekushandisa - anosvika mazana matatu TB ekunyorazve, akagadzirira kushanda 300/24 uye anoperekedzwa newaranti yemakore mashanu. Iwe haufanirwe kunyunyuta nezvekuita kana (kunyanya mumabasa ane mutsara wekuwana data): nekuda kwesere 7 TB ndiro, mudziyo unowana yakagadzikana kuburikidza ne1,75 MB/s. Uye zvakare, mugadziri anovimbisa kuti iyo isingaite yekuwana kumhanya muBarraCuda Pro inofanirwa kunge yakakwira kana ichienzaniswa neyakajairwa madhiraivha emakomputa edesktop, uye mashandisiro emagetsi, pane zvinopesana, akadzikira kupfuura ayo mazhinji e250-inch modhi. Nekudaro, isu tichiri kutarisa zvese zvirevo zveSeagate.
Kuti akunde yakakwira kudaro yedhisheni yedata mukati mechimiro cheyakajairwa perpendicular kurekodha pasina kushandisa niche SMR (Shingled Magnetic Recording) tekinoroji, Seagate yaifanira kuita imwe yenzira dzinovimbisa dzatinonyora pamusoro pegore negore mune yedu. , - kunonzi maviri-dimensional kurekodha (Two-Dimensional Magnetic Recording). Asi zvinopesana nezita rayo, TDMR haina kana nzira yakabatana neyekurekodha data sekudaro uye yakagadzirirwa kuwedzera chiratidzo-kune-ruzha chiyero mumamiriro ehupamhi hwema tracks pamagnetic platter nekuda kwekuverenga panguva imwe chete ye track. nemisoro miviri yekuverenga: iyo yekupedzisira inoparadzaniswa nenzira yekuti munda unotora makwara ari padyo, uye zvinova nyore kubhadhara kukanganiswa. Mune ramangwana, madhiraivha ane TDMR achawedzera mamwe misoro, uye pamwe nekuvimbika kwekuverenga data, kumhanya kwayo kunogona kuwedzera, asi iyi ichiri nyaya yeramangwana.
Madhiraivha eBarraCuda Pro anosiyana munzira dzakawanda kubva kune zvine chekuita nemidziyo yediki nhevedzano isina Pro prefix - kutanga nenyaya yekuti vese vagadziri veHDD vane akajairwa desktop modhi akanamira pa6-8 TB. Iyo BarraCuda Pro drive inogona kutsanangurwa semwana weSeagate server bazi, iyo inonyimwa mabasa ane chekuita nekushanda mumitsetse. Asi nekuda kweizvozvo, mutengo wechigadzirwa wakakwira kusvika pamwero wemakambani emhando, kana kutokwira: muRussia, 14-terabyte modhi haigone kuwanikwa yakachipa kupfuura 34 rubles, uye panzvimbo dzekutengesa muUnited States - $348. Kunyangwe Seagate padhuze modhi yevhoriyamu imwechete inodhura zvishoma - kubva kumadhora mazana matatu nemakumi matatu nemashanu kana makumi maviri nesere nemakumi matatu nematanhatu.
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Chidzidzo chinotevera chebvunzo, iyo 14 TB Ultrastar DC HC530, idhiraivha iri padhuze yaimiririra zvakanakisa zvaigona kuitwa nemainjiniya eWestern Digital kudzamara iyo itsva 16 TB modhi yasvika. Uye mukuita kwe3DNews, yakava yekutanga Ultrastar brand hard drive isina mavara akajairwa HGST muzita: kambani yakatamisa ese maserver emhando pasi pechiratidzo chayo mushure mekunge midziyo yeHGST yanyungudika zvachose mumubatanidzwa corporation. Muhunhu hwayo hwakakosha, mudziyo uyu wakafanana neBarraCuda Pro yevhoriyamu imwechete: mukati meiyo yakavharwa kesi yeUltrastar DC HC530 mune zvakare masere magineti mahwendefa ane hunobatsira hwe1750 GB, uye TDMR tekinoroji inopa kuverenga data kubva kune densely spaced. tracks. Asi maererano nemamwe ma paramita uye akasiyana emamwe mabasa akajairika emakambani HDD, iyo Ultrastar DC HC530 haigone kuiswa padanho rakafanana nemhando dzedesktop, kunyangwe BarraCuda Pro isiri mumiriri wechikamu chayo.
Nekudaro, iyo inobatsira kunyora density paBarraCuda Pro uye Ultrastar DC HC530 ndiro dzakafanana, sezvakaita spindle kumhanya, asi iyo WD chigadzirwa chinovimbisa yakakwira yakatsiga mutsara kuverenga uye kunyora kumhanya kwedata - kusvika 267 MB / s (haisi. jeka kwakabva mutsauko, asi bvunzo dzinoratidza kana chiriko chaizvo). Latency panguva yekuwana zvisina tsarukano inobatsirwa kudzikisa neitsva, yechitatu-yechitatu-nhanho actuator uye hombe 512 MB buffer, uye zvakanyanya kukosha, Media Cache - chengetedzo nzvimbo dzekunyora nekukurumidza kwezvivharo zvakapararira pamusoro pemandiro. Iyo yekupedzisira ficha inoita madhisiki emazuva ano ari pedyo akafanana neakasimba-state madhiraivha, ayo ane zvakare chiyero chakasiyana pakati pezvikamu zvemuviri uye zvine musoro zvidhinha. Uye kutanga ne 10-terabyte Ultrastar DC HC330 modhi, WD inoshandisawo shoma shoma ye flash memory ku cache kunyora mashandiro. Ziva kuti, pamwe ne (zvinogoneka) kuita kwakanyanya kwepamusoro nemagineti madhiraivha, iyo WD chigadzirwa chinosiyaniswa neane mwero mashandisiro emagetsi - kutaura zvazviri, ndicho chishandiso chine simba rakaderera rekushandisa pakati pevakapinda bvunzo, tichitonga neayo pasipoti paramita. .
Madhiraivha ekirasi iyi anovakwa netarisiro yekuenderera mberi kwekushanda mune server rack: kaviri-sided spindle mounting, rotational vibration muripo - izvi uye mamwe madhizaini eiyo Ultrastar DC HC530 akaita kuti zvikwanisike kuwedzera dhizaini yedhisiki kusvika ku550. TB/gore, uye MTBF inojairika kune pedyo-models 2,5 miriyoni maawa. Muchiitiko chekutadza kusingafungidzirwe paunenge uchivandudza firmware, spare chip inotengeswa pane controller board. Iyo dhisiki inouya mukugadziridzwa nekuwanikwa kwekuzvarwa kune 4 KB markup kana emulation ye512-byte zvikamu, ine SATA kana SAS interface. Muchiitiko chekupedzisira, sarudzo yekuguma-kumagumo-data encryption inowanikwawo.
Mitengo yekutengesa yeWD Ultrastar DC HC530 mukugadzirisa ine SATA port uye emulation yenhaka 512-byte markup inoenderana nemhando yepamusoro uye matekinoroji emudziyo uyu: kubva RUB 27. muzvitoro zvepamhepo zveRussia uye $495 paAmazon.
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Zvakanga zvisiri nyore kuunganidza muunganidzwa wegumi nemana TB madhiraivha ekuenzanisa kuyedzwa, uye hatina kumbokwanisa kuwana mudziyo wakakodzera kubva kumugadziri wechitatu - Toshiba. Asi panzvimbo pezvo takawana muenzaniso wechizvarwa chinotevera, 14 TB. Iye zvino ese matatu hard drive makambani anopa madhiraivha ehumwe hukuru hwakafanana, asi Toshiba's MG16 yakatevedzana chigadzirwa ndiyo yaive yekutanga pakati pavo. Rekodhi yekambani yeJapan inotsamira pamandiro ane hukasha, kana zvisiri chaizvo, kuwanda kwemuviri kwakafanana ne08TB BarraCuda Pro uye Ultrastar hard drive, asi aka ndekekutanga Toshiba achikwanisa kurongedza mapakeke mapfumbamwe mune yakajairwa 14-inch kesi. Kwete pasina TDMR tekinoroji, yave mamiriro akakosha ekukunda miganho mitsva yekugona. Iyo Toshiba MG3,5's linear yekuverenga / kunyora throughput inofanirwa kunge iri padanho reWD Ultrastar DC HC08, asi, zvisingaite, mugadziri haaburitse chero ruzivo nezve mashandiro echishandiso.
Asi zvinozivikanwa kuti Toshiba akatorawo matanho ekuwedzera kuvimbika uye panguva imwechete kuderedza latency yekunyora mashandiro: iyo flash memory chip iri pabhodhi iyo MG08 muchiitiko chekudzima kwemagetsi inobvumidza iwe kuchengetedza data inotumirwa neanotambira controller. yekunyora, asi kutonga nemhedzisiro yebvunzo, inoshandawo seyechipiri nhanho cache memory mushure meiyo DRAM buffer. Nekudaro, tekinoroji iyi (Persistent Kunyora Cache) inoonekwa chete mune zvakatemwa zvemadhisiki ane 512-byte marongero emulation, inova imwe sosi yengozi panguva yekutadza kwemagetsi (uye kune imwe nhanho inoba kuita) nekuda kwekudiwa kwekuverenga. -modify-write operation nguva dzose marekodhi ezvivharo zvine musoro zvisingaenderane nemiganhu yezvikamu zvemuviri. Asi iyo MG08 nhevedzano inosanganisirawo mamodheru ane ekuzvarwa kuwana kune 4-kilobyte zvikamu. Kunyangwe izvi zvichireva kuti iyo yekupedzisira haina zvachose flash memory, kana kuti iyo backup basa ichangobva kubviswa pairi, isu hatizive. Asi zvisinei nePWC, Toshiba MG08, uye mamwe madhiraivha kubva kukambani iyi, shandisa Dynamic Cache algorithms, iyo, maererano nemugadziri, inogovera zvakakwana buffer nzvimbo pakati pekuverenga nekunyora mashandiro. Isu hatinawo ruzivo rwakadzama pamusoro pavo.
Mamwe masosi ekuwedzera kukanganisa kushivirira muToshiba MG08 dhizaini ndiyo inokwirisa mativi ese uye inotenderera vibration sensors. Aya madhiraivha akagadzirirwa kunyora 550 TB yedata pagore, ane nguva yepakati pakati pekutadza kwemaawa 2,5 miriyoni, chiyero chemidziyo yebhizinesi, uye makore mashanu waranti yenguva. Magadzirirwo akati wandei akasiyana ekutyaira anowanikwa kuodha, ine SATA kana SAS interface uye sarudzo yekupedzisira-kusvika-kumagumo encryption. Nekudaro, isu hatigone kukupa mutengo gwara: Toshiba's 16-terabyte drive yakaunzwa kumashure muna Ndira, asi ichiri chikara chisingawanzo mukutengesa kwekutengesa.
Toshiba MG08 16 TB
Zvino zvatasangana nevatatu vatori vechikamu vebvunzo, ngatitarisei madhiraivha madiki ayo atinofanira kufananidza iwo matsva 14-16 terabyte modhi. Imwe yacho, Exos X10 ine huwandu hwegumi TB, idhiraivha yepedyo ine magineti manomwe mudzimba yakavharwa. Uye kunyange hazvo, sezvo simba rekushandisa rendiro rakawedzera kubva pa10 kusvika 1429 GB kana kupfuura, iyo inoteedzana yekumhanya yedhiraivha inofanirwa kuwedzera, mune iyi parameter iyo Exos X1750 inenge isiri yakaderera kune imwecheteyo 10 TB BarraCuda Pro maererano. zvinotsanangurwa zvemadhiraivha ese ari maviri. Chimwe chinhu chakajeka hachiwedzere mune zvakatemwa zveSeagate hard drive, asi isu tine mukana wekutsvaga zvese mukuita.
Kuti uwedzere kukurumidza kwemaitiro ekuwana zvisina kujairika, iyo Exos yakatevedzana ine yakagadziridzwa AWC (Advanced Kunyora Caching) kunyora caching mechanism, iyo inoderedza nguva yekupindura. Pasi peAWC, zvinyorwa zvakaiswa muDRAM buffer sezvavari mune chero imwe hard drive, asi iyo buffer inochengeta kopi yedata mushure mekunge yaiswa mundiro, uye zviri mukati memirrored buffer zvinogona kuverengerwa nekukasira. controller. IN Iyo 2,5-inch AWC fomu chinhu chinosanganisira chinotevera chinokurumidza nhanho - nzvimbo dzakachengetwa pamusoro pemahwendefa, uko data kubva kuDRAM inonyorwa mukutevedzana (Media Cache), pamwe nediki diki rekusagadzikana ndangariro yekununura data. kubva kune buffer kana simba rakundikana. Asi iyo Exos X10 haina flash memory, uye pamwe Media Cache pamwe chete nayo.
Kuenzaniswa nemadhiraivha akaomarara evatengi emakomputa edesktop uye NAS, maExos akateedzana madhiraivha anosiyaniswa neakakwira MTBF (2,5 miriyoni maawa) uye dhizaini mutoro (550 TB/gore), kugona kushanda muserver rack pasina zvirambidzo pahuwandu hwematengu, uye hupenyu hwemakore mashanu sevhisi. Iyo hard drive ine nhamba yemuenzaniso ST10000NM0016, iyo yatakagamuchira kuti iedzwe, zvakare ndeyeHyperscale modified, iyo ine simba shoma rekushandisa kana ichienzaniswa nedzimwe nhengo dzemhuri yeExos, asi inongowanikwa neSATA interface uye emulation ye512-byte zvikamu. . Mukugadzirisa neSAS yekubatanidza, maExos modhi zvakare ane sarudzo dzine mukana wekuzvarwa kune 4 KB zvikamu, pamwe nekuguma-kusvika-kumagumo yakazara-dhisiki encryption.
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Iyo Seagate IronWolf hard drive ichangobva kuratidzwa mukati vamiriri vatsva verudzi urwu pamwe neSeagate SSD yekuchengetedza network. Iyo 12-terabyte IronWolf modhi inoratidzika kunge ine maplatters ane chimiro chakafanana chechimiro seExos X10, chete pano pane imwe yadzo. Nekudaro, Seagate inofungidzira kuita kwebrainchild yayo mukutevedzana kuverenga nekunyora mashandiro akadzikira - chete 210 MB/s. Uye hapana matekinoroji akaomesesa ane chinangwa chekubhadhara iyo yepamusoro mhinduro latency inogara mune magineti dhiraivha.
Asi ese maIronWolf hard drives, achitanga nehuwandu hwe4 TB, akakwereta akati wandei maficha kubva kuExos akateedzana anobatsira kuwedzera kukanganisa kushivirira. Iyo magineti platter block yega yega hard drive yakaenzana mundege mbiri, uye inotenderera vibration sensors inova nechokwadi chekushanda kwakagadzikana mune rack-gomo rekuchengetedza masisitimu kana yakamira-yega NAS ine anosvika masere disk makeji. IronWolf yakagadzirirwa mamiriro ekushanda ari pakati nepakati ane dhizaini inotakura 180 TB/gore uye ine MTBF ye1 miriyoni maawa. Nekuda kweizvozvo, nguva yewaranti yeIronWolf haina kureba seyemhando dzakakomba muSeagate catalog - makore matatu.
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Pasi pechiratidzo cheS300, kambani yeJapan Toshiba yakaburitsa akateedzana madhiraivha emavhidhiyo ekutarisa masisitimu - aya ma hard drive akatsaurirwawo kune avo. pamapeji e3DNews. Nekuwedzera iyo ATA Streaming Command Set data transfer protocol, iwo ekare Toshiba S300 modhi anovimbisa panguva imwe chete yekurekodhwa kwevhidhiyo kubva kumakamera makumi matanhatu nemana ekutarisisa, asi pamusimboti iwo akajairika madhiraivha eNAS neDAS ane kugona kushanda 64/24 uye yakanaka MTBF: sezvakangoita IronWolf, i7 miriyoni maawa, uye nguva yewaranti yakafanana makore matatu. Kutenda kune dhizaini mabhenefiti eiyo S1 chassis - mbiri-mativi spindle kukwira uye inoshanda inotenderera vibration muripo - zvinokwanisika kuisa zvinopfuura zvisere zvezvishandiso izvi musherufu yerack kana yemahara-yakamira NAS.
Iyo S300 modhi, yakasarudzwa kuenzanisa nezvigadzirwa zvitsva zvine huwandu hwe14-16 TB, yakavakirwa pahardware chassis yeMD06ACA-V server madhiraivha uye ine manomwe magineti maplate, uye maratidziro echishandiso anoratidza kungoverengera kuverenga / kunyora kumhanya kwe248. MB/s, yakajairika kune emazuva ano mahombe-akakura maHDD. Asi zvemaitiro anoshandiswa muToshiba server hard drives kuderedza latency, iyo S300 chete ine Dynamic Cache basa.
Kusiyana nevamwe vese vatori vechikamu bvunzo, iyo S300, kunyangwe iine dense stack yemahwendefa manomwe, inoita isina helium uye inogara mune yakajairwa mhepo kesi. Zvinoita senge nekuda kweichi chikonzero iyo 10 terabyte modhi ine yakakwira simba rekushandisa kukosha mune yepfupi tafura yezvakatemwa zvevakapinda muyedzo, uye iyi parameter, kunyangwe iyo pachayo yakakosha chete kune data data administrator, inosarudza zvakananga tembiricha ye HDD. Tichatarisa mashandisiro chaiwo emagetsi eS300 isu pachedu, asi parizvino tichaona iyi pfungwa.
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Source: 3dnews.ru