Incamake
InfiniBand ni umuvuduko mwinshi, wihuta cyane uhuza seriveri na GPU mumasoko ya AI, kandi RDMA ireka imashini imwe igasoma cyangwa ikandika ububiko bwibindi bitarimo CPU. Hamwe na hamwe ni pompe ituma ibihumbi bya GPU bigaburirwa namakuru mugihe cy'amahugurwa manini-manini.
InfiniBand na RDMA Networking ni tekinoroji yubaka tekinike igira ingaruka kumiterere yicyitegererezo, igiciro cyibikorwa remezo, ubukererwe, no kwizerwa mubipimo.
Kwibira cyane
Iyo uhuguye icyitegererezo mubihumbi bya GPU, umuyoboro akenshi uba icyuho, ntabwo ari chip. InfiniBand nigitambara cyahinduwe kigamije kubwibi: gitanga umurongo uhuza umurongo wa gigabits amagana kumasegonda (NDR ikora 400 Gb / s) hamwe nubukererwe bwa microsecond. Amayeri yingenzi ni Remote Direct Memory Access (RDMA), yimura amakuru hagati yububiko bwa node ebyiri, ikarenga imikorere ya sisitemu yimikorere na kopi ya CPU itinda TCP / IP isanzwe. Iyi 'kernel bypass' irekura CPU inzinguzingo kandi igabanya ubukererwe. InfiniBand itanga kandi ibyuma bigenzura ibyuma bitagira igihombo, kandi Quantum ya NVIDIA yongeyeho na adaptX ya ConnectX yiganje muri mudasobwa zidasanzwe za AI. RoCE (RDMA hejuru ya Ethernet ihinduwe) izana inyungu zisa na RDMA kumurongo wa Ethernet.
Ubushishozi
RDMA ikora ikoresheje inshinga n'imirongo ibiri. Porogaramu isaba akazi gusaba kohereza no kwakira umurongo; umuyoboro wumuyoboro (HCA) urabisoma kandi wohereza amakuru muburyo bwanditse mbere, byanditseho uturere twibutse kumurongo wa kure. Kuberako NIC ikora ihererekanyabubasha mu byuma kandi intangiriro ya OS yararenganye, hariho kopi yamakuru ya zeru kandi nta paki imwe ya CPU ihagarika kwimurwa ryinshi. InfiniBand ihuza-layer yinguzanyo ishingiye kugenzura igenzura irinda buffer kurengerwa, bigatuma umwenda utagira igihombo nta retransmission serwakira.
Kumenya InfiniBand hamwe na RDMA
InfiniBand ni umuvuduko mwinshi, wihuta cyane uhuza seriveri na GPU mumasoko ya AI, kandi RDMA ireka imashini imwe igasoma cyangwa ikandika ububiko bwibindi bitarimo CPU. Hamwe na hamwe ni pompe ituma ibihumbi bya GPU bigaburirwa namakuru mugihe cy'amahugurwa manini-manini. InfiniBand na RDMA Networking ni tekinoroji yubaka tekinike igira ingaruka kumiterere yicyitegererezo, igiciro cyibikorwa remezo, ubukererwe, no kwizerwa mubipimo. Kugirango wubake byimbitse, fata InfiniBand na RDMA Networking nkicyitegererezo gikora, ntabwo ari ikintu kimwe: gusobanura ibyagezweho, gusobanura ibitekerezo, no gutandukanya ibyo sisitemu ishobora gukora byizewe nibisaba guca imanza zinzobere.
Mubimenyerezo, amakipe akomeye akoresha InfiniBand na RDMA Networking ahindura imyubakire, amakuru, hamwe nibikorwa remezo birwanya kwizerwa nigiciro. Bandika ibipimo ngenderwaho byerekana intsinzi, bagerageza kurwanya amakuru afatika hamwe nakazi keza, kandi bagasubiramo bashingiye kubikorwa byagaragaye ko batsinzwe aho gutsinda inshuro imwe. Aha niho imyumvire yubumenyi ihinduka mubushobozi burambye kubicuruzwa, politiki, nibikorwa.
Ibyemezo byubwubatsi bitwara imikorere nigiciro cyimikorere kumyaka. Mugihe kimwe, Guhindura igipimo kimwe gishobora guhisha intege nke za sisitemu. Uburyo bukomeye cyane ni uguhuza umuvuduko wikigereranyo hamwe na disipuline yimiyoborere: kuyobora abaderevu, gufata ibimenyetso, gutangaza ibyemezo byicyemezo, no gukomeza kuvugurura uburyo bwo kwirinda nkimyitwarire yicyitegererezo, ibyo abakoresha bategereje, nibisabwa n'amategeko bigenda bihinduka.
Ingaruka z'Ingamba
Ibyemezo byubwubatsi bitwara imikorere nigiciro cyimikorere kumyaka.
Ibyemezo byubwubatsi bitwara imikorere nigiciro cyimikorere kumyaka. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Ubuhanga bwa tekinike bufasha amakipe guhitamo umurongo ukwiye, ntabwo ari shyashya gusa.
Ubuhanga bwa tekinike bufasha amakipe guhitamo umurongo ukwiye, ntabwo ari shyashya gusa. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Guhitamo neza bya injeniyeri bigabanya ibintu byizewe mubikorwa.
Guhitamo neza bya injeniyeri bigabanya ibintu byizewe mubikorwa. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Gushyira mu bikorwa Isi
Guhuza ibihumbi bya GPU muri supercomputer ya AI kuburyo amakuru ya gradient agenda hagati yumutwe muri microseconds mugihe cyamahugurwa yatanzwe
Kureka seriveri imwe igasoma ububiko bwibindi (RDMA) kugirango yihutishe sisitemu ya dosiye ikwirakwizwa na data base idafite CPU hejuru
Gukoresha NCCL byose-bigabanya ibikorwa hejuru ya InfiniBand kugirango uhuze uburemere bwikitegererezo murwego rwa GPU
Koresha RoCE kugirango uzane RDMA-yuburyo buke-bwihuta bwimurwa kuri Ethernet data-center ya rezo
Uburyo bwo Gushyira mu bikorwa
InfiniBand na RDMA Ihuriro mubikorwa
Guhuza ibihumbi bya GPU muri supercomputer ya AI bityo amakuru ya gradient agenda hagati yumutwe muri microseconds mugihe cyamahugurwa yatanzwe.
Guhuza ibihumbi bya GPU muri supercomputer ya AI kugirango amakuru yikurikiranya yimuka hagati yumutwe muri microseconds mugihe cyamahugurwa yagabanijwe Amakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo byujuje ubuziranenge imbere, agakomeza inzira yo kuzamura abantu kubibazo byimbitse, kandi akurikirana inyungu zibyara umusaruro nibiciro byigihe.
InfiniBand na RDMA Ihuriro mubikorwa
Kureka seriveri imwe igasoma ububiko bwibindi (RDMA) kugirango yihutishe sisitemu ya dosiye ikwirakwizwa na data base idafite CPU hejuru.
Kureka seriveri imwe igasoma urwibutso rwundi (RDMA) kugirango yihutishe sisitemu ya dosiye hamwe nububiko butarimo CPU hejuru yamakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo ngenderwaho byimbere imbere, agakomeza inzira yo kuzamura abantu kubibazo, kandi akurikirana inyungu zibyara umusaruro nibiciro byigihe.
InfiniBand na RDMA Ihuriro mubikorwa
Gukoresha NCCL byose-bigabanya ibikorwa hejuru ya InfiniBand kugirango uhuze uburemere bwikitegererezo murwego rwa GPU.
Gukoresha NCCL byose bigabanya ibikorwa hejuru ya InfiniBand kugirango uhuze uburemere bwikitegererezo hejuru ya cluster ya GPU Amakipe akunze kubona ibisubizo byiza mugihe asobanuye ibipimo ngenderwaho byimbere, agakomeza inzira yo kuzamura abantu kubibazo, kandi akurikirana inyungu zibyara umusaruro nibiciro byigihe.
InfiniBand na RDMA Ihuriro mubikorwa
Koresha RoCE kugirango uzane RDMA-yuburyo buke-bwihuta bwimurwa kuri Ethernet data-center ya rezo.
Gukoresha RoCE kugirango uzane uburyo bwa RDMA-bwihuse bwimurwa ryimikorere ihari ya Ethernet data-center imiyoboro Amakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo ngenderwaho byimbere, agakomeza inzira yo kuzamuka kwabantu kubibazo, kandi akurikirana inyungu zibyara umusaruro hamwe nibiciro byamakosa mugihe.
Ingaruka & Kurinda
Gutezimbere igipimo kimwe gishobora guhisha intege nke za sisitemu.
Ibikorwa Remezo no kubungabunga akenshi usanga bidahabwa agaciro.
Icyuho cyumutekano no kwitegereza birashobora kwiyongera uko sisitemu igenda igorana.
Igishushanyo mbonera
Sobanura ubukererwe, ubuziranenge, nigiciro cyibiciro mbere yo kubishyira mubikorwa.
Sobanura ubukererwe, ubuziranenge, nigiciro cyibiciro mbere yo kubishyira mubikorwa. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Ibipimo byerekana umutwaro ufatika hamwe namakuru yimiterere.
Ibipimo byerekana umutwaro ufatika hamwe namakuru yimiterere. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Gukurikirana ibikoresho kubikosa, drift, ningaruka zabakoresha.
Gukurikirana ibikoresho kubikosa, drift, ningaruka zabakoresha. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Tegura inzira yo gusubiza ibyabaye mbere yo gupima.
Tegura inzira yo gusubiza ibyabaye mbere yo gupima. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.