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クラウドデータセンターネットワークの “いま”と “これから”
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Masayuki Kobayashi
June 12, 2023
Technology
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2.4k
クラウドデータセンターネットワークの “いま”と “これから”
Masayuki Kobayashi
June 12, 2023
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Transcript
ΫϥυσʔληϯλʔωοτϫʔΫͷ l͍·zͱ l͜Ε͔Βz "*.-)1$ωοτϫʔΫՊձ .BTBZVLJ,PCBZBTIJ
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ࢄετϨʔδ • /7.F 4$. 1.&. • +PC$PNQMFUJPO5JNFݮ • Ϟσϧ։ൃͰͷϨΠςϯγݮ
͜Ε·ͰͷίϯϐϡʔςΟϯάͱσʔληϯλʔωοτϫʔΫ ϞϊϦε͔ΒϚΠΫϩαʔϏε ϕΞϝλϧ͔Β7.ɺͦͯ͠ίϯςφ ίϯϐϡʔςΟϯάͷਐԽγεςϜϦιʔεͷࢄஔΛՄೳʹͨ͠ɻ ωοτϫʔΫͷੑೳ͕γεςϜશମͷύϑΥʔϚϯεʹେ͖͘Өڹ͢Δɻ
͜Ε·ͰͷίϯϐϡʔςΟϯάͱσʔληϯλʔωοτϫʔΫ $MPVE/BUJWF%$/FUXPSL 8FC4DBMF యܕతͳ l'BCSJDz l$MPTzͱݺΕΔϨΨγʔτϙϩδ ίϞσΟςΟ&UIFSOFUσόΠεʹΑΔεέʔϧΞτ *1ϕʔεͷύεࢄʹΑΔ#JTFDUJPO #BOEXJEUIར༻ ଟ༷ͳϑϩʔͷࠞࡏ
$PNQVUJOH 4UPSBHF FUD $16r$FOUSJD"SDIJUFDUVSF
͍·զʑΛऔΓר͘ঢ়گͱ՝ େنݴޠϞσϧ ੜ"* ࣗવݴޠॲཧ 5SBOTGPSNFSϞσϧ ࢄػցֶश ͖ଇʹΑΔೖϞσϧͷେنԽ ˠ ઐ༻ΞΫηϥϨʔλ
(16 ͱΫϥελؒ௨৴ͷ֬อ ޫి༥߹ ΦʔϧϑΥτχΫε Ԇͱফඅిྗͷݮ ߴେ༰ྔ௨৴ ˠ ಋମ։ൃ ઐ֎ͷͨΊຊࢿྉͷείʔϓ֎
$16 ͜Ε·ͰͷίϯϐϡʔςΟϯάͱσʔληϯλʔ جຊతʹ͕ͯ͢ $16Ͱ࣮ߦ͞Ε͍ͯͨ )ZQFSWJTPST *01SPDFTT /FUXPSL4UBDL ςφϯτίʔυ ΞϓϦέʔγϣϯ /*$
"QQ LT *0 )7 /FUXPSL େྔͷσʔλసૹΛ͏ϫʔΫϩʔυͳͲͰɺ $16͕ϘτϧωοΫʹͳΔ ςφϯτॲཧʹׯব $16ϦιʔεՄೳͳݶΓ"QQ ςφϯτ Ͱར༻͍ͨ͠ 1$*F
%16*16 ͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ %JTUSJCVUFE%JTBHHSFHBUFE$PNQVUJOH $16 /*$ "QQ LT *0 )7 /FUXPSL
1$*F $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F (1(16 "*.- 1$*F 1$ *F
͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ %JTUSJCVUFE%JTBHHSFHBUFE$PNQVUJOH $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F
(1(16 "*.- 1$*F %16*16 $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F 4UPSBHF /7.F 1$*F 8FC4DBMF'BCSJD 'SPOUFOE/FUXPSL 4DIFEVMFE'BCSJD "*.- #BDLFOE/FUXPSL $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F 1$*F 1$*F
͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ 3%."#BTFE*OUFSDPOFDU $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F
(1(16 "*.- 1$*F %16*16 $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F 4UPSBHF /7.F 1$*F 4DIFEVMFE'BCSJD "*.- #BDLFOE/FUXPSL $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F $16 /*$ "QQ LT *0 )7 /FUXPSL 1$*F 1$*F 1$*F 8FC4DBMF'BCSJD 'SPOUFOE/FUXPSL
͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ $PNQVUJOH 4UPSBHF 3%."/FUXPSL
͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ )PU$IJQT5FTMBجௐߨԋ l#FZPOE$PNQVUF&OBCMJOH"*5ISPVHI4ZTUFN*OUFHSBUJPOzΑΓ
͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ l'VUVSFEBUBDFOUFSTPGBMMLJOETXJMMCFCVJMUMJLFIJHIQFSGPSNBODFDPNQVUFST z /WJEJB$&0 +FOTFO)VBOH
͜Ε͔ΒͷίϯϐϡʔςΟϯάͱσʔληϯλʔ
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8FC4DBMF/FUXPSLͷ՝ $PNQVUF 4UPSBHF "*.- /POTDIFEVMFE'BCSJD "*.-ϫʔΫϩʔυʹ࠷దԽ͞Ε͍ͯͳ͍ ϑϩʔΛ۠ผ͠ͳ͍ͨΊ3%."ΛࢧԉͰ͖ͳ͍ ड৴Ωϡʔͷঢ়ଶΛݩʹͨ͠ϑϩʔࢄ͕ߦΘΕͳ͍ͨΊಛఆͷΩϡʔ͕ڝ߹͢Δ ϚϧνςφϯτΛఏڙ͢ΔΫϥυඇৗʹl-PTTZzͳωοτϫʔΫ
8FC4DBMF/FUXPSLͷ՝ 3%."ͱύέοτଛࣦͷ՝ ௨ৗͷ*1ωοτϫʔΫͰ͋ΕύέοτυϩοϓΛ5$1ͷΈͳͲͰճ෮ͤ͞Δ 3%."ͷΩϡʔͰͦΕෆՄೳͰ͋ΓɺύέοτଛࣦʹΑΔੑೳԼ͕ஶ͍͠ • 3%."ͷ࠶ૹϋʔυΣΞ࣮ • (P#BDL/͕ύϑΥʔϚϯεͷԼΛট͘ • 3%."ϩεϨεωοτϫʔΫΛલఏͱͯ͠ߟҊ͞Εͨख๏
#VJMEJOHB'VUVSF1SPPG$MPVE*OGSBTUSVDUVSF"6OJGJFE"SDIJUFDUVSFGPS/FUXPSL 4FDVSJUZ BOE4UPSBHF4FSWJDFT
"*.-ϫʔΫϩʔυʹඞཁͳωοτϫʔΫ *OUFSDPOOFDUJPO/FUXPSL #BDLFOE/FUXPSL 'VMM#JTFDUJPO #BOEXJEUI -PTT-FTT'MPX$POUSPM %ZOBNJD-PBE#BMBODJOH ಠཱͨ͠Ϋϥελؒ௨৴༻ͷཪ໘ωοτϫʔΫ (16ؒͷಉظ "MMUP"MMͳͲͷू߹ԋࢉ
"*.- 8FC
ݱࡏ࠾༻͍ͯ͠Δ (16*OUFSDPOOFDU/FUXPSL5PQPMPHZ 3BJM0QUJNJ[FE5PQPMPHZ ಉ͡)$"/*$ಉ͡-FBGTXJUDIʹଓ ௨ৗ࠷ύεͰͷ௨৴͕Մೳɺঢ়گʹԠͯ͡ΞϓϦέʔγϣϯ͕࠷దͳ/*$Λબ Leaf Rail 1 Leaf Rail
2 Leaf Rail 3 Leaf Rail 4 Leaf Rail 5 Leaf Rail 6 Leaf Rail 7 Leaf Rail 8 GPU Server GPU Server GPU Server GPU Server
ϥοΫσβΠϯͷมߋ 5P3 5PQPG3BDL ͔Β &P3 &OEPG3PX ిݯͷ੍ͰεΠονωοτϫʔΫϥοΫʹू͢Δඞཁ͕͋Δ 5P3 TXJUDIͷΘΓʹύονύωϧΛஔ͢Δઃܭ
αʔόϥοΫ(16ͱ$PPMJOH&RVJQNFOUͰ༗ GPU Server Patch Panel GPU Server GPU Server Patch Panel GPU Server GPU Server Patch Panel GPU Server GPU Server Patch Panel GPU Server NW Switch Patch Panel NW Switch NW Switch Patch Panel NW Switch
*OUFSDPOOFDUJPO/FUXPSL )1$501 ʹ͓͚Δ*OUFSDPOOFDU'BNJMZ4IBSF *OGJOJCBOE &UIFSOFU IUUQTEPDTOWJEJBDPNEHYEHYIVTFSHVJEFJOUSPEVDUJPOUPEHYIIUNM
&UIFSOFUWT*OGJOJCBOE IUUQTQDOBOPHPSHTUBUJDQVCMJTIFENFFUJOHT/"/0(@$BSEPOB@5PXBSET@)ZQFSTDBMF@)JHI@WQEG
"*.-ʹ͓͚Δ*OUFSDPOOFDUͷબج४ʢҰྫʣ *OGJOJCBOE ͱʹ͔͘ԆͰͷੑೳΛٻΊΔ શʹดͨ͡ΫϥελڥͰͳ͍ 'BUUSFFͰͳ͍τϙϩδΛ࠾༻͢Δ %SBHPOGMZͳͲ 3P$&W طଘͷࢿ࢈Λ׆༻͠ɺઐ༻ϋʔυΣΞͷೋॏࢿΛճආ͍ͨ͠ ΫϥυڥͰͷϚϧνςφϯγʔ͕ཁ݅ʹ͋Δ ωοτϫʔΫͦͷͷΛεέʔϧΞτ͍ͤͨ͞
*OGJOJCBOE 3P$& ٕज़ղઆ *OGJOJCBOE3P$&ษڧձͰղઆࡁΈ աڈࢿྉΛࢀর
ϩεϨεΠʔαωοτͰඞཁͳνϡʔχϯά %$2$/ &$/ͷύϥϝʔλௐ ϓϥΠϕʔτΫϥυڥͰϢʔβ ςφϯτ ͷϫʔΫϩʔυʹ߹Θͤͯௐ͢Δ ߴͳࣝͱܦݧ͕ඞཁ ,NJO ,NBY 1NBY
,NJO 1NBY )1$8PSLMPBET (168PSLMPBET (FOFSBM8PSLMPBET ,NBY
'SPOUFOEͱ #BDLFOEͷωοτϫʔΫڞ௨Ͱྑ͍ͷ͔ʁ 3%."ωοτϫʔΫͱඇ3%."ωοτϫʔΫ໌֬ʹ͢Δ͖ ߏஙͱཧίετ্͕Δ͕τϨʔυΦϑ͕େ͖͍ ڞ௨ͷωοτϫʔΫͰेͳΩϡʔΛ֬อͰ͖ͳ͍߹͕͋Δ ඞཁͳͷ'Ϛγϯͱͦͷઐ༻ίʔεͰ͋ͬͯɺҰൠंͱߴಓ࿏Ͱͳ͍ "*.- 8FC IUUQTXXXVTFOJYPSHDPOGFSFODFOTEJQSFTFOUBUJPOCBJ
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((CQTͷ՝ ඇެ։
ϨΠςϯγͱεέʔϧΞττϨʔυΦϑ ωοτϫʔΫͷαΠζͱԆͷτϨʔυΦϑ͕ଘࡏ͢Δ $MPT5PQPMPHZ *OEJSFDU5PQPMPHZ ͷආ͚ΒΕͳ͍՝ Ѽઌϊʔυ·Ͱͷϗοϓ͕૿Ճ͢ΕϨΠςϯγ૿͑Δ ͕ɺ΄ͱΜͲͷϢʔεέʔεͰʹͳΒͳ͍ ඇৗʹେنͳ)1$(16ڥͰɺ͜ΕΒʹηϯγςΟϒͳέʔεʹͲ͏ରԠ͢Δ͔
$MPTͰͳ͍τϙϩδͷݕ౼ https://pc.nanog.org/static/published/meetings/NANOG74/1763/20181003_Martin_Routing_In_Dense_v1.pdf
%SBHPOGMZ 5PQPMPHZ IUUQTEBUBUSBDLFSJFUGPSHNFFUJOHNBUFSJBMTTMJEFTSUHXHSPVUJOHJOESBHPOGMZUPQPMPHJFT
%SBHPOGMZ 5PQPMPHZ IUUQTJFFFYQMPSFJFFFPSHEPDVNFOU MMFBGSPVUFST QIPTUTQFSMFBGSPVUFST T ITQJOFSPVUFST LSPVUFSSBEJY /HSPVQ OVNCFSPGIPTUTJOUIFHSPVQ
QMTI QIL /HSPVQ QM L L
%SBHPOGMZ 5PQPMPHZݕূڥ ඇެ։
Կ͕Γ͍ͯͳ͍ͷ͔ʁ ͍·զʑʹඞཁͳςΫϊϩδʔ "EBQUJWF3PVUJOH &$.1ͷภΓΛແ͘͢%-#ͷػೳ͚ͩͰෆे .JOJNBMͱ /PONJOJNBMΛಉ࣌ʹར༻͢Δࢄํࣜ 6("-ͷΑ͏ͳΞϓϩʔνΛ*13PVUJOHͰཱࣗࢄతʹߦ͍͍ͨ IUUQTJFFFYQMPSFJFFFPSHEPDVNFOU
"*.-ωοτϫʔΫઃܭɾӡ༻ͷ͠͞ • ిݯɾۭௐઃඋͷݶք ਫྫྷઃඋͷసʹ͍Δ • ωοτϫʔΫΛৗʹ࠷େߏͰઃܭ͢Δඞཁ͕͋Δ • ܭࢉίετͱΠϯϑϥߏஙͷܦࡁ߹ཧੑ • ߴੑೳڥ͚ͷߴͳϑϩʔ੍ޚΛ͢Δඞཁ͕͋Δ
• ϢʔβͷϫʔΫϩʔυ͝ͱͷಛੑΛཧղ͠ͳ͚ΕͳΒͳ͍ • ϋʔυΣΞϦιʔεͷநԽͱϚϧνςφϯγʔͷ͠͞ • ωοτϫʔΫͱίϯϐϡʔςΟϯάͷ໌֬ͳઢҾͰ͖ͳ͍
͜͜Ͱ͍ٞͨ͜͠ͱ • ʹΈͳ͞ΜͲ͏ͯ͠·͔͢ʁ