Isbarbardhigga taxanaha iyo Feejignaanta giraanta
Isku xigxiga isku xigxiga wuxuu u qaybiyaa hal taxane oo dheeri ah oo isku xigxiga GPU-yo badan iyadoo la raacayo cabbirka calaamadda (waqtiga), iyo feejignaanta giraanta waxay u ogolaataa GPU-yadaas inay xisaabiyaan dareenka saxda ah iyagoo gudbinaya furaha/qiimaha hareeraha giraanta.
Dulmar
Together they make million-token context windows feasible without any single GPU holding the whole sequence.
quusid qoto dheer
Feejignaanta caadiga ah waxay u baahan tahay waydiimo kasta si loo arko fure kasta/qiimo kasta, markaa xusuusta firfircoonidu waxay ku koraan dhererka isku xigxiga iyo K/V buuxa waa in la helaa. Isku xigxiga isbarbar yaacaya isku xigxiga sidaa darteed GPU kastaa wuxuu leeyahay calaamado isdaba joog ah (iyo weydiiyashooda, furayaasha, qiyamka). Fiiro gaar ah ayaa markaa GPU-yada ugu habeeya giraan macquul ah: qalab kastaa wuxuu ilaalinayaa weydiimaha maxalliga ah halka K/V blocks loo gudbiyo hop-by-hop agagaarka giraanta. Marka uu xannibaad kastaa yimaado, GPU-gu wuxuu xisaabiyaa dareenka qayb ahaan wuxuuna ururiyaa natiijooyinka iyadoo la adeegsanayo online-softmax ( isla socodsiinta max/wadarta sida FlashAttention). Wareeg buuxa ka dib, waydiin kasta ayaa si sax ah uga qaybgashay fure kasta, iyada oo aan GPU waligeed kaydin K/V oo dhan. Muhiimad ahaan, isgaadhsiinta K/V waxay la jaan qaadaysaa xisaabinta, sidaa darteed waxay ku daraysaa kharash yar oo saacadda gidaarka ah.
Aragtida Farsamada
Dareenka Ring wuxuu ku tiirsan yahay softmax online: dareenka waxaa lagu xisaabin karaa block-by-block iyadoo la ilaalinayo ugu badnaan iyo socodsiiyaha caadiga ah, ka dibna dib u habeyn lagu sameeyo qayb hore marka qiimaha weyni muuqdo. Tani waxay natiijada xisaab ahaan ka dhigaysa mid la mid ah dareenka buuxa. Giraantu waxay dhaaftaa oo kaliya K / V tenors (miisaanka cabbirka leh block, ma aha isku xigxiga buuxa), iyo sababta oo ah isgaarsiin kasta oo hop ah ayaa isku dhejisa matmul-kii hore ee block-ka, bandwidth - maaha xusuusta - waxay noqotaa qodobka xaddidaya.
Saamaynta Istiraatijiyadeed
Qiimaha iyo miisaaniyada
Go'aamada qaab-dhismeedku waxay horseedaan waxqabadka iyo kharashka hawlgalka sannadaha.
Go'aamo cad
Waxbarashada farsamada waxay ka caawisaa kooxaha inay doortaan xidhmo sax ah, ma aha oo kaliya kan ugu cusub.
Xakamaynta tayada
Doorashooyinka injineernimada ee wanaagsan waxay yareeyaan shilalka la isku halleyn karo ee wax soo saarka.
Mustaqbalka isku xigxiga isbarbardhigga iyo feejignaanta giraanta
Isku xigxiga isbarbardhigga ayaa noqonaya halbeeg loogu talagalay tababbarka muddada-dheer iyo soo-jeedinta, oo inta badan lagu daro tensor-ka iyo dhuumaha isbarbar-dhigga '4D' ama '5D' qaab-dhismeedyada barbar socda. Kala duwanaanshiyaha sida xariijin ama fiiro gaar ah zigzag ayaa dib u miisaamaya shaqada ay sababtay waji-xidhashada. Filo filo-toosiyo-ka warqabka NVLink iyo is dhexgalka adag ee KV-cache offloading, riixida dhererka macnaha guud ee tobanaan milyan oo calaamado ah soo celinta, codebases, iyo dukumentiyada dhaadheer.
Dhaqangelinta Adduunka-dhabta ah
Tababarka macnaha guud ee 1M-token LLM iyadoo la kala qaybinayo taxane kasta 8 GPUs oo leh feejignaan
Isku xigxiga Megatron-LM ee isbarbardhigga hoos u dhigaya xusuusta firfircoonida ee LayerNorm iyo gobollada ka tagay
Ka baaraandegidda buug dhan ama kayd kood weyn oo hal baas hore ah oo aan la jarin
Isku darka feejignaanta giraanta iyo isbarbardhigga tensor si loogu waafajiyo tusmaynta macnaha guud ee aadka u dheer ee noodhka-GPU-da badan
Khatarta & Dariiqyada Ilaalada
Hagaajinta hal bartilmaameed waxay qarin kartaa daciifnimada nidaamka ballaaran.
Kaabayaasha dhaqaalaha iyo dayactirka inta badan waa la dhayalsadaa.
Nabadgelyada iyo daldaloolada u fiirsashada ayaa kori kara marka nidaamyadu noqdaan kuwo aad u adag.
Qorshe Hawleedka Dhaqangelinta
Qeex daahida, tayada, iyo bartilmaameedyada qiimaha ka hor inta aan la hirgelin.
Benchmark marka la eego culeyska dhabta ah iyo xaaladaha xogta.
La socodka qalabka khaladaadka, leexashada, iyo saamaynta isticmaalaha.
U diyaari dib-u-noqoshada iyo dariiqyada jawaab-celinta dhacdada ka hor inta aanad miisaan.
Sii wad Sahaminta
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Hagaha xiga
Isbarbardhigga Tensor-ka ee Modelyada Waaweyn
Su'aalaha soo noqnoqda
What is Sequence Parallelism and Ring Attention?
Isku xigxiga isku xigxiga wuxuu u qaybiyaa hal taxane oo dheeri ah oo isku xigxiga GPU-yo badan iyadoo la raacayo cabbirka calaamadda (waqtiga), iyo feejignaanta giraanta waxay u ogolaataa GPU-yadaas inay xisaabiyaan dareenka saxda ah iyagoo gudbinaya furaha/qiimaha hareeraha giraanta. Si wada jir ah waxay u sameeyaan daaqadaha macnaha guud ee milyan-token la'aanteed iyada oo aan hal GPU haynin taxanaha oo dhan.
Dhinacgee cabbirka isbarbar yaaca isku xigxiga u qaybiyay xogta?
Isku xigxiga isbarbar yaacaya hal taxane oo guud ahaan GPU-yada iyadoo la raacayo dhidibka calaamada/waqtiga, markaa qalab kastaa wuxuu leeyahay calaamado isku xidhan.
Maxay Fiiro gaar ah u leedahay inta u dhaxaysa GPU-yada lagu habeeyay giraanta?
GPU kastaa waxa uu ilaaliyaa su'aalihiisa maxaliga ah oo go'an oo dhaafa furaha / qiimaha xannibaadda hop-by-hop agagaarka giraanta si weydiin kasta ugu dambeyntii u aragto fure kasta.
Farsamokee u ogolaanaya in dareenka la xisaabiyo block-by-block oo weli si sax ah u siman dareenka buuxa?
Software-ka Online-ka ah wuxuu raadiyaa wadarta ugu badnaan iyo wadarta, dib u habeynta natiijooyinka qayb ahaan markii loo baahdo, taasoo ka dhigaysa xisaabinta-xikmadaysan tirsi la mid ah dareenka buuxa.
Waa maxay sababta aanu garaaca garaaca uga baahnayn hal GPU si uu u kaydiyo K/V buuxa?
Sababtoo ah baloogyada K/V waxay yimaadaan si kordheysa oo GPU kastaa wuxuu uruuriyaa dareenka qayb, ma jiro qalab waligeed u baahan dhammaan furaha/qiimaha lagu dejiyay xusuusta hal mar.
Sidee ayuu dareenka garaaca uga ilaaliyaa isgaadhsiinta inay maamusho wakhtiga runtime?
Xidhiidhka K/V ee hop kasta waxa lagu dahaadhay isku dhufashada matrixka ee baloogga hadda jira, markaa wakhtiga wareejinta ayaa inta badan qarsoon ka dambeeya xisaabinta.