100GbE: raaxo ama lama huraan?

IEEE P802.3ba, heerka gudbinta xogta ka badan 100 Gigabit Ethernet (100GbE), ayaa la sameeyay intii u dhaxaysay 2007 iyo 2010 [3], laakiin kaliya noqday mid baahsan 2018 [5]. Waa maxay sababta 2018 oo aan horay loo arag? Oo maxaa isla markiiba raxan raxan u socda? Waxaa jira ugu yaraan shan sababood oo tan...

100GbE: raaxo ama lama huraan?

IEEE P802.3ba waxaa loo sameeyay ugu horrayn si loo daboolo baahiyaha xarumaha xogta iyo baahida goobaha isdhaafsiga taraafikada internetka (oo u dhexeeya hawlwadeenada madaxa banaan); iyo sidoo kale in la hubiyo hawlgalka aan kala go'a lahayn ee adeegyada shabakada kheyraadka-dhaqdhaqaaqa leh, sida portals oo leh xaddi badan oo muuqaal ah (tusaale, YouTube); iyo xisaabinta waxqabadka sare. [3] Isticmaalayaasha internetka ee caadiga ah ayaa sidoo kale gacan ka geysta beddelka dalabaadka bandwidth: Dad badan ayaa haysta kamaradaha dhijitaalka ah, dadkuna waxay rabaan inay ku shubaan waxyaabaha ay qabtaan internetka. Taasi. Mugga macluumaadka ku wareegaya internetka ayaa sii weynaanaya oo sii weynaanaya muddo ka dib. Labada heer xirfadeed iyo kuwa macaamilka. Dhammaan kiisaskan, marka xogta laga wareejinayo hal domain oo kale, wadarta guud ee wax soo saarka qanjidhada shabakada muhiimka ah ayaa muddo dheer dhaaftay awoodda dekedaha 10GbE. [1] Tani waa sababta soo ifbaxa heerka cusub: 100GbE.

Xarumo xogeed oo waaweyn iyo bixiyeyaasha adeegga daruuriga ayaa durba si firfircoon u isticmaalaya 100GbE, waxayna qorsheynayaan inay si tartiib tartiib ah ugu guuraan 200GbE iyo 400GbE dhowr sano gudahood. Isla mar ahaantaana, waxay durba eegayaan xawaaraha ka sarreeya terabit. [6] In kasta oo ay jiraan alaab-qeybiyeyaal waaweyn oo u guuraya 100GbE sannadkii hore oo keliya (tusaale ahaan, Microsoft Azure). Xarumaha xogta ee ku shaqeeya xisaabinta waxqabadka sare leh ee adeegyada maaliyadeed, xarumaha dawladda, goobaha saliidda iyo gaaska iyo tamarta ayaa sidoo kale bilaabay inay u guuraan 100GbE. [5]

Xarumaha xogta ganacsiga, baahida loo qabo xajmiyeedka ayaa xoogaa ka hooseeya: dhawaan uun 10GbE waxay noqotay lama huraan halkii ay ka ahaan lahayd raaxo halkan. Si kastaba ha noqotee, iyadoo heerka isticmaalka taraafikada uu si aad ah u korayo, waxaa shaki ku jiraa in 10GbE uu ku noolaan doono xarumaha xogta ganacsiga ugu yaraan 10 ama xitaa 5 sano. Taa baddalkeeda, waxaan arki doonaa dhaqaaq degdeg ah oo loo socdo 25GbE iyo xitaa dhaqsaha badan oo loo dhaqaaqo 100GbE. [6] Sababtoo ah, sida falanqeeyayaasha Intel ay xusaan, xoojinta taraafikada gudaha xarunta xogta waxay kordhisaa sanad walba 25%. [5]

Falanqeeyayaasha Dell iyo Hewlett Packard waxay sheegeen [4] in 2018 uu yahay sannadkii 100GbE ee ​​xarumaha xogta. Dib ugu noqoshada Agoosto 2018, gaarsiinta qalabka 100GbE waxay labanlaab ka badnaayeen gaarsiinta sanadka 2017 oo dhan. Xawliga shixnaduhuna wuu sii socdaa iyadoo xarumihii xogtu ay bilaabeen inay ka guuraan 40GbE raxan raxan ah. Waxa la filayaa in marka la gaadho 2022, 19,4 milyan 100GbE ah la soo rari doono sanad walba (2017, marka la barbardhigo, tiradani waxa ay ahayd 4,6 milyan). [4] Sida kharashyada, 2017 $ 100 bilyan ayaa lagu kharash gareeyay dekedaha 7GbE, iyo 2020, marka loo eego saadaasha, qiyaastii $ 20 bilyan ayaa la kharash gareynayaa (eeg sawirka 1). [1]

100GbE: raaxo ama lama huraan?
Jaantuska 1. Tirakoobka iyo saadaasha baahida qalabka shabakada

Waa maxay sababta hadda? 100GbE maahan tignoolajiyada cusub, markaa maxay buunbuuninta intaa le'eg ugu jirtaa hadda?

1) Sababtoo ah tignoolajiyadani way qaan gaadhay oo way ka jaban tahay. Waxay ahayd 2018-kii markii aan ka gudubnay xariiqda markii aan isticmaalnay goobo leh 100-Gigabit dekedaha ee xarunta xogta waxay noqotay mid ka qiimo badan "isku-duubnida" dhowr goobood oo 10-Gigabit ah. Tusaale: Ciena 5170 (eeg sawirka 2) waa madal is haysta oo bixisa wadarta guud ee 800GbE (4x100GbE, 40x10GbE). Haddii dekedo badan oo 10-Gigabit ah loo baahan yahay si ay u bixiyaan wax soo saarka lagama maarmaanka ah, markaas kharashyada qalab dheeraad ah, meel bannaan oo dheeraad ah, isticmaalka tamarta dheeraadka ah, dayactirka joogtada ah, qaybo dheeraad ah oo dheeraad ah iyo nidaamyada qaboojinta dheeraad ah waxay ku daraan lacag qurux badan. [1] Tusaale ahaan, khabiirada Hewlett Packard, iyaga oo falanqeynaya faa'iidooyinka suurtagalka ah ee ka guurista 10GbE ilaa 100GbE, waxay yimaadeen tirooyinkan soo socda: waxqabadka sare (56%), kharash yar oo hooseeya (27%), isticmaalka tamarta hoose (31%), fududaynta isku xirka fiilada (38%). [5]

100GbE: raaxo ama lama huraan?
Jaantus 2. Ciena 5170: madal tusaale ah oo leh 100 Gigabit dekedaha

2) Juniper iyo Cisco ayaa ugu dambeyntii abuuray ASICs iyaga u gaar ah ee 100GbE. [5] Taas oo ah xaqiijinta codkarnimo ee xaqiiqda ah in tignoolajiyada 100GbE ay runtii qaan-gaar tahay. Xaqiiqdu waxay tahay in ay tahay wax-ku-ool ah in la abuuro chips ASIC kaliya marka, marka hore, caqli-galnimada lagu hirgeliyay iyaga uma baahna isbeddel mustaqbalka la filayo, iyo marka labaad, marka tiro badan oo jajabyo isku mid ah la soo saaro. Juniper iyo Cisco ma soo saari doonaan ASIC-yadan iyaga oo aan kalsooni ku qabin qaan-gaarnimada 100GbE.

3) Sababtoo ah Broadcom, Cavium, iyo Mellanox Technologie waxay bilaabeen inay soo saaraan soo-saareyaal leh taageero 100GbE ah, soo-saareyaashan waxaa horeyba loogu isticmaali jiray furayaasha soo saarayaasha sida Dell, Hewlett Packard, Huawei Technologies, Lenovo Group, iwm. [5]

4) Sababtoo ah server-yada ku jira kaydka server-yada ayaa sii kordheysa qalabaysan qalabkii ugu dambeeyay ee shabakada Intel (fiiri sawirka 3), oo leh laba dekedood oo 25-Gigabit ah, iyo mararka qaarkood xitaa isku-darka shabakadaha isku-dhafka ah ee leh laba dekedood oo 40-Gigabit ah (XXV710 iyo XL710). {Jaantuska 3. Intel NICs ugu dambeeyay: XXV710 iyo XL710}

5) Sababtoo ah qalabka 100GbE ayaa gadaal u socon kara, kaas oo fududeynaya geynta: waxaad dib u isticmaali kartaa fiilooyinka horay loo sii daayay (kaliya ku xir transceiver cusub iyaga).

Intaa waxaa dheer, helitaanka 100GbE waxay noo diyaarisaa tignoolajiyada cusub sida "NVMe over Fabrics" (tusaale ahaan, Samsung Evo Pro 256 GB NVMe PCIe SSD; eeg sawirka 4) [8, 10], "Shabakadda Kaydinta Aagga" (SAN). ) / "Kaydinta Qeexay Software" (fiiri sawirka 5) [7], RDMA [11], taas oo la'aanteed 100GbE aysan ogaan karin awooddooda buuxda.

100GbE: raaxo ama lama huraan?
Jaantus 4. Samsung Evo Pro 256 GB NVMe PCIe SSD

100GbE: raaxo ama lama huraan?
Jaantuska 5. "Shabakadda Aagga Kaydinta" (SAN) / "Kaydinta Qeexay Software"

Ugu dambeyntii, sida tusaale qalaad oo ah baahida dhabta ah ee isticmaalka 100GbE iyo tiknoolajiyada xawaaraha sare ee la xidhiidha, waxaan soo qaadan karnaa daruuraha sayniska ee Jaamacadda Cambridge (eeg sawirka 6), kaas oo lagu dhisay 100GbE (Spectrum). SN2700 Ethernet furayaasha) - si ay u kala horreeyaan, iyo waxyaabo kale, hubi hawlgalka hufan ee NexentaEdge SDS qaybsan kaydinta disk, kaas oo si fudud u xad dhaaf ah karaa shabakad 10/40GbE ah. [2] Daruuraha cilmiyeed ee waxtarka sare leh ee noocan oo kale ah ayaa la geeyaa si loo xalliyo noocyo badan oo ah dhibaatooyinka sayniska ee la dabaqay [9, 12]. Tusaale ahaan, saynisyahannada caafimaadku waxay isticmaalaan daruuraha noocaas ah si ay u kala saaraan genome-ka aadanaha, iyo kanaalka 100GbE ayaa loo adeegsadaa in lagu wareejiyo macluumaadka u dhexeeya kooxaha cilmi-baarista ee jaamacadda.

100GbE: raaxo ama lama huraan?
Jaantus 6. Jajabka daruuraha sayniska ee Jaamacadda Cambridge

Sheeko-qoraalka

  1. John Hawkins. 100GbE: U dhow Cidhifka, U Dhaw Xaqiiqda // 2017.
  2. Amit Katz. 100GbE Switches – Ma Samaysay Xisaabta? // 2016.
  3. Margaret Rose. 100 Gigabit Ethernet (100GbE).
  4. David Graves. Dell EMC wuxuu ku labanlaabmaa 100 Gigabit Ethernet ee Xarunta Xogta Casriga ah ee Furan // 2018.
  5. Mary Branscombe. Sanadka 100GbE ee ​​shabakadaha Xarunta Xogta // 2018.
  6. Jarred Baker. Dhaqdhaqaaqa Xarunta Xogta Ganacsiga // 2017.
  7. Tom Clark. Naqshadeynta Shabakadaha Aagga Kaydinta: Tixraaca Waxqabadka ee Hirgelinta Kanaalka Fiber iyo IP SANs. 2003. 572p.
  8. James O'Reilly. Kaydinta Shabakadda: Aaladaha iyo Teknoolojiyada lagu Kaydiyo Xogta Shirkaddaada // 2017. 280p.
  9. James Sullivan. Tartanka kooxda ardayda 2017, Jaamacadda Kooxda Texas ee Austin/Jaamacadda Gobolka Texas: Dib u soo saarista hufnaanta awoodda jirka badan ee Tersoff ee Intel Skylake iyo NVIDIA V100 naqshadaha // Isbarbardhigga Computing. v.79, 2018. pp. 30-35.
  10. Manolis Katevenis. Jiilka soo socda ee Nidaamyada Heerka-Exascale: Mashruuca ExaNeSt // Microprocessors iyo Microsystems. v.61, 2018. pp. 58-71.
  11. Hari Subramoni. RDMA oo dulmarsan Ethernet: Daraasad Horudhac ah // Tallaabooyinka Aqoon-is-weydaarsiga Waxqabadka Sare ee Isku-xidhka Xisaabinta Qaybsan. 2009.
  12. Chris Broekema. Wareejinta Xogta Wax ku oolka leh ee Tamarta ee Astronomy Radio oo wata Software UDP RDMA // Nidaamyada Kumbiyuutarka Jiilka Mustaqbalka. v.79, 2018. pp. 215-224.

PS. Maqaalkan waxaa markii hore lagu daabacay "Maamulaha nidaamka".

Isticmaalayaasha diiwaangashan oo keliya ayaa ka qaybqaadan kara sahanka. Soo gal, soo dhawoow.

Maxay xarumaha xogta waaweyn u bilaabeen inay si guud u guuraan 100GbE?

  • Runtii, ma jiro qof weli bilaabay inuu meel u guuro...

  • Sababtoo ah tignoolajiyadani way qaan gaadhay oo way ka jaban tahay

  • Sababtoo ah Juniper iyo Cisco waxay u sameeyeen ASIC-yada 100GbE

  • Sababtoo ah Broadcom, Cavium, iyo Mellanox Technologie ayaa ku daray taageerada 100GbE

  • Sababtoo ah server-yadu hadda waxay leeyihiin 25- iyo 40-gigabit dekedood

  • Noocaaga (ku qor faallooyinka)

12 isticmaale ayaa u codeeyay. 15 isticmaale ayaa ka aamusay.

Source: www.habr.com

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