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VM時代からコンテナ時代へストレージ管理の移り変わり
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Yukinori Sakashita
June 11, 2021
Technology
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VM時代からコンテナ時代へストレージ管理の移り変わり
InfraStudy 2nd #2 の発表資料です
Yukinori Sakashita
June 11, 2021
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Transcript
7.͔࣌Βίϯςφ࣌ ετϨʔδཧͷҠΓมΘΓ :VLJOPSJ4BLBTIJUB
ࣗݾհ ‣ٕज़ݚڀΤϦΞ ӡ༻ཧٕज़ Ϋϥυ αʔόετϨʔδ ࣗಈࣗίϯϐϡʔςΟϯά
"*.- // ).. #BZFTJBO/FUXPSL ‣৬ྺ ཱ࡞ॴ 㾎தԝݚڀॴԣݚڀॴ ओݚڀһ 㾎ւ֎ݚڀॴ!γϦίϯόϨʔ ϥϘ αʔόϕϯμʔ ςΫχΧϧ4& 2 ࡔԼಙ ത࢜ :VLJOPSJ4BLBTIJUB 1I% ‣ ϠϑʔגࣜձࣾθοτϥϘגࣜձࣾ ‣ 4/*"ຊࢧ෦ٕज़ҕһձ෭ҕһ ‣ 4/*"5FDIOJDBM$PVODJM"EWJTPS
"HFOEB ͡Ίʹ ίϯςφԽ͞ΕͨεςʔτϑϧΞϓϦͷීٴঢ়گ ετϨʔδͱεςʔτϑϧΞϓϦͷӡ༻ ϕΞϝλϧɾίϯςφɾ7.ͷΞʔΩςΫνϟ
ίϯςφɾ,VCFSOFUFTͷετϨʔδಈ ·ͱΊ 3
7.࣌ͷεςʔτϑϧΞϓϦ ‣ 7.XBSFW4QIFSF͕ϦϦʔεɺҰؾʹ7.ར༻͕Ճ ‣ ͔͠͠ɺ࣌ʮ7.ͰεςʔτϑϧΞϓϦ %# Λಈ͔͢ͳΜͯ༗Γಘͳ͍ʯ ͱͷίϝϯτ͕ଟ͔ͬͨ ੑೳɺ7.ͷཧղෆɺࣄྫͷগͳ͞ɺ෩ධ
‣ ڧ͕ա͗ͨͷঢ়گ ‣ 7.ͰεςʔτϑϧΞϓϦ͕͑ͳ͍ͱ͍͏ਓɺ΄΅ډͳ͘ͳͬͨ 7.PSϕΞϝλϧͷબࢶ͕ੜ·ΕͨͱݟΔਓ͕ଟ͍ 4
ίϯςφ࣌ͷεςʔτϑϧΞϓϦ ‣ ࠒ͔Βίϯςφ͕ීٴ͠ɺʑਐԽ͢Δ$MPVE/BUJWF ίϯςφ࣌ ‣ ʮίϯςφͰεςʔτϑϧΞϓϦΛಈ͔͢ͳΜͯ༗Γಘͳ͍ʯ ʮίϯςφεςʔτϑϧΞϓϦ͕ۤखʯͱࢥ͍ࠐΜͰ͍Δਓ͕ɺҙ֎ͱଟ͍
ੑೳ ӡ༻͕͍͠ ࣄྫ͕গͳ͍ ෩ධ ‣ ʮίϯςφεςʔτϑϧΞϓϦ͕ۤखʯͬͯϗϯτʁ ‣ Ҏ߱ɺ7.ͱൺͳ͕ΒʮίϯςφεςʔϑϧΞϓϦ͕ۤखʯͳͷ͔Λਂ۷Γ 5
ίϯςφԽ͞Εͨ εςʔτϑϧΞϓϦͷීٴঢ়گ
εςʔτϑϧΞϓϦͷීٴঢ়گ 7 ग़య$/$'4637&: IUUQTXXXDODGJPXQDPOUFOUVQMPBET$/$'@4VSWFZ@3FQPSU@QEG ‣ ίϯςφʹ͓͚ΔεςʔτϑϧΞϓϦطʹ͕ϓϩμΫγϣϯར༻ ‣ ίϯςφ͕εςʔτϑϧΞϓϦ͕ۤखͱ͍͏࣌ऴΘͬͨ 88
ίϯςφରԠͷεςʔτϑϧΞϓϦ ‣ .Z42- 1PTUHSF42- $BTTBOESB .POHP%#ͳͲଟ͘ͷεςʔτϑϧΞϓϦ طʹίϯςφʹରԠ ‣ ,VCFSOFUFTͷϑϨʔϜϫʔΫΛ׆༻͠ӡ༻
ࣗಈԽΛࢦ͢ΦϖϨʔλ ͷαΠτ 0QFSBUPS)VCJP ʹ εςʔτϑϧΞϓϦ͕ଟ͘ొ 8 $BUFHPSJFT /VNCFSPG*UFNT "*.BDIJOF-FBSOJOH "QQMJDBUJPO3VOUJNF #JH%BUB $MPVE1SPWJEFS %BUBCBTF %FWFMPQFS5PPMT %SJWFSTBOEQMVHJOT *OUFHSBUJPO%FMJWFSZ -PHHJOH5SBDJOH .POJUPSJOH /FUXPSLJOH 0QFO4IJGU0QUJPOBM 4FDVSJUZ 4UPSBHF 4USFBNJOH.FTTBHJOH 0QFSBUSP)VCJPͷొ ࣌ ΦϖʔϨʔλʹ͍ͭͯɺޙ΄Ͳհ
ࣄྫͷଟ͞ ‣ εςʔτϑϧΞϓϦΛ7.ίϯςφ͚ʹηοτΞοϓ͢Δࡍɺ ·ͣݕࡧͯ͠ࣄྫΛ୳͢ਓଟ͍ ‣ ܭଌ͓ͯ͠ΒͣݸਓͷҹͰ͕͢ ࣄྫͷଟ͞ 7.ίϯςφ
‣ ຊͷࣄྫग़࢝Ί͍ͯΔ͕ɺ·ͩ·ͩ7.ʹٴͣ ࣌ 9
ετϨʔδͱ εςʔτϑϧΞϓϦͷӡ༻
,VCFSOFUFTͷετϨʔδϞσϧ ‣ ϕϯμʔχϡʔτϥϧͳϞσϧ 1FSTJTUFOU7PMVNF$MBJN 1FSTJTUFOU7PMVNF 4UPSBHF$MBTT ‣
ཧऀͱϢʔβͷׂΛߟྀͨ͠Ϟσϧ ‣ ετϨʔδஔͷૢ࡞ͳ͠Ͱ7PMVNFΛ ίϯςφʹࣗಈͰϚϯτ ‣ ओʹϒϩοΫετϨʔδϑΝΠϧ ετϨʔδ͕ର 11 Ϣʔβ ཧऀ
,VCFSOFUFTͰͷ7PMϚϯτ 12 ʜ TQFD DPOUBJOFST OBNFNZTRM JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB
NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J %FQMPZ
,VCFSOFUFTͰͷ7PMϚϯτ 13 ʜ TQFD DPOUBJOFST OBNFNZTRM JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB
NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J $SFBUF17$
,VCFSOFUFTͰͷ7PMϚϯτ 14 ʜ TQFD DPOUBJOFST OBNFNZTRM JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB
NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J 4FMFDU4$
,VCFSOFUFTͰͷ7PMϚϯτ 15 ʜ TQFD DPOUBJOFST OBNFNZTRM JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB
NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J Storage $SFBUF7PMVNF QSPWJTJPOFS $4*DPOUSPMMFSͷಈׂ͖Ѫ
,VCFSOFUFTͰͷ7PMϚϯτ 16 ʜ TQFD DPOUBJOFST OBNFNZTRM JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB
NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J Storage OS "TTJHO $SFBUF 17
,VCFSOFUFTͰͷ7PMϚϯτ 17 ʜ TQFD DPOUBJOFST OBNFNZTRM JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB
NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J Storage OS Container Runtime Container .PVOU ɹ17
7PM࡞͔ΒϚϯτ·Ͱͷൺֱ ‣ 7.ɿ7PM࡞ɺ7.ׂΓͯɺϚϯτΛ࣮ߦ ‣ ,VCFSOFUFT7PM࡞͔ΒΞϓϦͷσΟϨΫτϦͷϚϯτ·ͰΛҰׅ࣮ߦ 18 ʜ TQFD DPOUBJOFST OBNFNZTRM
JNBHFNZTRM ʜ WPMVNF.PVOUT OBNFNZTRMEBUB NPVOU1BUIWBSMJCNZTRM WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFNZTRMEBUB TQFD BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNFHPME SFTPVSDFT SFRVFTUT TUPSBHF(J Storage OS Container Runtime (App) Container Storage HV VM App $JOEFS $4*
εςʔτϑϧΞϓϦͷӡ༻ ‣ 7.ɾ,VCFSOFUFTڞʹΞϓϦʹ7PMVNFΛׂΓͯΔ·Ͱ ‣ εςʔτϑϧΞϓϦͰ7.ɾίϯςφ ,VCFSOFUFT ʹؔΘΒͣ 7PMVNFΛׂΓͯΔҎ֎ʹߟ͑ΔϙΠϯτ͋Γ γϟοτμϯ͢ΔલʹΩϟογϡ্ͷσʔλΛετϨʔδ
ॻ͖ग़ͨ͢Ίʹ4ZOD 'MVTI ͕ඞཁ εςʔτϑϧΞϓϦʹΑͬͯεέʔϧΞτόʔδϣϯΞοϓ࣌ʹɺ σʔλಉظϦετΞͷૢ࡞͕ඞཁ 19 ☝σʔλΛ࣋ͨͳ͍εςʔτϨεΞϓϦͰෆཁ
.Z42-ͷεέʔϧΞτͷྲྀΕ 20 4PVSDF 3FQMJDB 4PVSDF ৽͍͠.Z42-ͷ1PEΛ࡞ /FX 4PVSDF
όοΫΞοϓΛऔಘ /FX #BDLVQ -PH1PTJUJPO 4PVSDF όοΫΞοϓΛΠϯϙʔτ /FX #BDLVQ -PH1PTJUJPO 4PVSDF 3FQMJDBͱͯ͠ىಈ 3FQMJDB ࢀরܥ42- ߋ৽ܥ42- .Z42-$MJFOUT .Z42-Ϛϧνߏ εέʔϧΞτ࣌ͷ3FQMJDB૿ઃεςοϓ 4UPSBHF
σʔλಉظͷࣗಈԽͷํ๏ 21 7. ,VCFSOFUFT ཧऀͷ खಈ࣮ߦ εΫϦϓτʹ ΑΔࣗಈ࣮ߦ ΦϖϨʔλʹ ΑΔࣗಈ࣮ߦ
‣ 7.,VCFSNFUFTͰεΫϦϓτͳͲΛ ࣮ߦ͠σʔλಉظΛߦ͏ͷ͕ϕʔγοΫͳ Γํ˞ ‣ ,VCFSOFUFTͷΤίεεςϜͰ 3FDPODJMJBUJPO-PPQΛ׆༻͠ӡ༻ࣗಈԽ Λࢦ͢ΦϖϨʔλ͕ଓʑͱొத˞ 3FDPODJMJBUJPO -PPQ ࢹ ࠩநग़ ߋ৽ ˞IUUQTLVCFSOFUFTJPKBEPDTUBTLTSVOBQQMJDBUJPOSVOSFQMJDBUFETUBUFGVMBQQMJDBUJPO ˞IUUQTPQFSBUPSIVCJP දσʔλಉظॲཧͷ࣮ߦํ๏ $MPVE/BUJWFXBZ
$MPVE/BUJWFͳӡ༻ͱʁ 22 ΫϥυωΠςΟϒٕज़ɺύϒϦοΫΫϥυɺϓϥΠϕʔτΫϥυɺϋΠϒϦουΫϥυͳͲͷ ۙతͰμΠφϛοΫͳڥʹ͓͍ͯɺεέʔϥϒϧͳΞϓϦέʔγϣϯΛߏங͓Αͼ ࣮ߦ͢ΔͨΊͷೳྗΛ৫ʹͨΒ͠·͢ɻ ͜ͷΞϓϩʔνͷදྫʹɺίϯςφɺαʔϏεϝογϡɺϚΠΫϩαʔϏεɺ ΠϛϡʔλϒϧΠϯϑϥετϥΫνϟɺ͓ΑͼએݴܕAPI͕͋Γ·͢ɻ ͜ΕΒͷख๏ʹΑΓɺճ෮ੑɺཧྗɺ͓ΑͼՄ؍ଌੑͷ͋Δૄ݁߹γεςϜ͕࣮ݱ͠·͢ɻ ͜ΕΒΛݎ࿚ͳࣗಈԽͱΈ߹ΘͤΔ͜ͱͰɺΤϯδχΞΠϯύΫτͷ͋ΔมߋΛ࠷খݶͷ࿑ྗͰ සൟ͔ͭ༧ଌͲ͓Γʹߦ͏͜ͱ͕Ͱ͖·͢ɻ
ग़య$/$'$MPVE/BUJWF%FpOJUJPOW
ϓϩηεͷՔಇ .5#' ฏۉނোִؒ .553 ฏۉमཧ࣌ؒ ՔಇՔಇ࣌ؒͷ૯શମ࣌ؒ.5#' .5#' .553
Քಇ࣌ؒ ఀࢭ࣌ؒ Քಇ࣌ؒ ఀࢭ Քಇ࣌ؒ ఀࢭ Քಇ࣌ؒ ఀࢭ ʜ Քಇ࣌ؒ ఀࢭ Քಇ࣌ؒ ఀࢭ ύλʔϯؒͷՔಇɹ .5#'࣌ؒ .553࣌ؒ ؒ࣌ؒ ࣌ؒ ύλʔϯؒͷՔಇ .5#'࣌ؒ .553࣌ؒ ‣ ίϯςφ,VCFSOFUFT.553Λ͘͢Δͷʹ༗ޮͳٕज़ ‣ ಉ͡ՔಇͰύλʔϯ͋Γ ఀࢭ࣌ؒো͚ͩͰͳ͘ εέʔϧมߋɾόʔδϣϯΞοϓͳͲͷܭըతͳఀࢭؚΉ
ϕΞϝλϧɾίϯςφɾ7.ͷ ΞʔΩςΫνϟ ετϨʔδؔ࿈
ίϯςφ͚ͷετϨʔδෳࡶʁ ‣ ίϯςφ͚ͷετϨʔδԿ͔Α͘Θ͔Βͳ͍͚Ͳෳࡶ ‣ ίϯςφͰετϨʔδΛར༻͢Δͱੑೳ͕͍
ίϯςφ·ͰͷϘϦϡʔϜͷύε σΟϨΫτϦ σόΠε EFWTEC EFWTEB ֎෦ετϨʔδ ଂσΟεΫ ίϯςφ NOUEBUB
WBSMJCLVCFMFUQPET1PEͷNFUBEBUBVJEWPMVNFTLVCFSOFUFTJPdDTJ17ͷNFUBEBUBOBNFNPVOU
ϕΞϝλϧɾίϯςφɾ7.ͷൺֱ ϕΞϝλϧ 7. ԾσΟεΫ 7. ύεεϧʔ ίϯςφ ,VCFSOFUFT %FWJDF'JMF 'JMF4ZTUFN
7. )ZQFSWJTPS 7. )ZQFSWJTPS %FWJDF'JMF $POUBJOFS /PEF %FWJDF'JMF 'JMF4ZTUFN 7PM /PEF %FWJDF'JMF 'JMF4ZTUFN "QQ 'JMF4ZTUFN %FWJDF'JMF "QQ 7PM 7PM 7PM 7JSUVBM %*TL "QQ 'JMF4ZTUFN "QQ %FWJDF'JMF
%SJWFS J4$4*ͳͲ ͷ࣮ߦՕॴ ‣ ϕΞϝλϧͱίϯςφαʔό /PEF ্Ͱ%SJWFS͕ಈ࡞ ‣ 7.Ͱ7.্ͷ04ʹͯ%SJWFS͕ಈ࡞
ߴෛՙ࣌ʹ7.ؒͷ4UFBM*0XBJU͕ൃੜ֤͠7.͔Βؾ͔ͳ͍ੑೳྼԽͷϦεΫ༗Γ ֤7.ͰҟͳΔόʔδϣϯͷ%SJWFS͕ࠞࡏ 7.͝ͱͷ༏ઌͳͲετϨʔδͰ੍ޚͰ͖ΔΑ͏ɺJ4$4*4$4*ϓϩτίϧͷϕϯμʔ֦ுͷϑΟʔϧυ͠W$16ͳͲͷใ Λ༩͢Δ͋Γɻ͜ͷ߹ετϨʔδଆϗετϞʔυͳͲͷઃఆ͕ඞཁ /PEF ,FSOFM 4UPSBHF $POUBJOFS $POUBJOFS "QQ %SJWFS )ZQFSWJTPS 4UPSBHF 7. 7. %SJWFS %SJWFS )ZQFSWJTPS 4UPSBHF 7. 7. "QQ %SJWFS %SJWFS /PEF ,FSOFM 4UPSBHF "QQ %SJWFS %SJWFS "QQ "QQ "QQ "QQ ϕΞϝλϧ 7. ԾσΟεΫ 7. ύεεϧʔ ίϯςφ ,VCFSOFUFT
ੑೳͷӨڹ ‣ 8SJUFྃͷ໋ྩΛ୭͕ฦ͢ͷ͔ˍ%SJWFS͕Քಇ͢Δ04ͷੑೳͰҧ͍͋Γ ‣ ίϯςφϕΞϝλϧͱಉ༷ʹૉͳੑೳ ‣ 7. ԾσΟεΫ 7.͔Βͷ8SJUFྃԾσΟεΫͰฦ͢ ԾσΟεΫ͔ΒετϨʔδඇಉظͰͷ8SJUF
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ίϯςφͷੑೳʹؔ͢Δࢀߟจ ‣ *#."VTUJO3FTFBSDI-BCPSBUPSZͷ 8FT'FMUFS "MFYBOESF'FSSFJSB 3BN3BKBNPOZ +VBO3VCJP͕ൃද ‣ l"O6QEBUFE1FSGPSNBODF$PNQBSJTPOPG7JSUVBM
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