CEDEC2015_OpenStack で運用する Private Cloud の泥臭い(リアル)な話

OpenStack Ͱӡ༻͢Δ Private Cloud ͷటष͍ (ϦΞϧͳ) ࿩ άϦʔגࣜձࣾΠϯϑϥετϥΫνϟຊ෦ େࢁ༟ହ ΦΦϠϚώϩϠε
CEDEC 2015- 20150827

ࣗݾ঺հ

ΦΦϠϚώϩϠε େࢁ༟ହ ։ൃ ΦϦδφϧΧʔωϧ0OJY04։ൃ ೥Լظ*1"ະ౿ࣄۀ࠾୒ εʔύʔΫϦΤʔλೝఆ 0QFO'MPX$POUSPMMFS+"90/"VUIPS 0QFO'MPX$POUSPMMFS5SFNB$POUSJCVUPS IUUQXXXOPYSFQPPSH

ஶॻ ࣍ੈ୅ωοτϫʔΫ੍ޚٕज़0QFO'MPXೖ໳ <ஶऀɹੴҪल࣏ େࢁ༟ହ Տ߹ӫ࣏> <ൃߦɹגࣜձ̠̖̙̤̠̖̬̖ࣾɹΞεΩʔɾϝσΟΞϫʔΫε> ొஃ +"/0(ΰνϟΰνϟωοτϫʔΫͷՄࢹԽɾ0". ߴౢོҰ େࢁ༟ହ
ߴڮਖ਼࿨ +"/0(%$ωοτϫʔΫͷ৽࣌୅ ϗϫΠτϘοΫεεΠονͷར༻Մ൱ ੴాব େࢁ༟ହ ΦΦϠϚώϩϠε େࢁ༟ହ

։ൃ؀ڥ༻ Private Cloud ͷ࿩ ֓ཁฤ

໨తಛ௃ ΤϯδχΞ޲͚։ൃ؀ڥͷఏڙ 0QFO4UBDL +VOP Λར༻ 4FSWJDF2VBMJUZ 'VODUJPOBMJUZ"HJMJUZ "84 ΦϯϓϨϛε؀ڥ ݸਓ༻։ൃϚγϯ
ैདྷͷ։ൃ؀ڥج൫

͔ͭͯͷ։ൃ؀ڥج൫ 9$19FO4FSWFS Πϯελϯεͷӡ༻Λӡ༻ऀ͕࣮ࢪ ࣾ಺Ͱӡ༻Ͱ͖Δਓ͕Θ͔ͣ อकతͳӡ༻ ෺ཧϚγϯ ؅ཧίετ͕ߴ͍ αϙʔτͳ͠

0QFO4UBDLಋೖʹΑΔมԽ ӡ༻ίετͷ௿ݮσϦόϦʔλΠϜͷ୹ॖ Πϯελϯεͷӡ༻ΛϢʔβ͕ΦϯσϚϯυͰ࣮ࢪ ؅ཧίετͷ௿ݮ ୭͕ͲͷϦιʔεΛͲΕ͚ͩ࢖͍ͬͯΔ ࢖͑Δ ͔ γεςϚνοΫʹ؅ཧՄೳ

ͦ΋ͦ΋ 0QFO4UBDLͱ͸ʁ

֓ཁ Ϋϥ΢υ؀ڥΛ࡞ΔͨΊͷ0QFO4PVSDF4PGUXBSF 044 ಛఆͷϕϯμʔʹґଘ͠ͳ͍ӡӦମ੍ 0QFO4UBDL'PVOEBUJPO ڠࢍɾαϙʔτاۀΛؚΊ͕ࣾࢀը *OUFM
)1 *#. 3BDLTQBDF 3FEIBU 464& "55 $BOPOJDBMଞଟ਺ ࠃ಺ͷଟ͘ͷاۀ͕0QFO4UBDLΛੵۃ࠾༻ 'VKJUTV /55$PN (.0 :BIPP+BQBO 3BLVUFO (3&&ଞଟ਺

<ग़య>l4P 8IBUJTUIF$PSFPG0QFO4UBDL zΑΓ ར༻͍ͯ͠Δ෦෼ શମ૾

ओͳίϯϙʔωϯτ OPWB Ծ૝ϚγϯϦιʔεͷ؅ཧΛߦ͏ιϑτ΢ΣΞίϯϙʔωϯτ "NB[PO&$ 4ͱ"1*ޓ׵Λ࣋ͭ LFZTUPOF 0QFO4UBDLͷ౷߹ೝূػߏ ֤ίϯϙʔωϯτʹରͯ͠)551ܦ༝ͰͷೝূΠϯλʔϑΣΠεΛఏڙ -%"1ΛؚΉ༷ʑͳೝূख๏Λαϙʔτ HMBODF
શͯͷσʔλΞηοτ ओʹΠϯελϯεͷΠϝʔδ Λ؅ཧ͢Δίϯϙʔωϯτ

ओͳίϯϙʔωϯτ OFVUSPO /BB4 /FUXPSLBTB4FSWJDF Λ࣮ݱ͢Δίϯϙʔωϯτ Ծ૝--ωοτϫʔΫͷ؅ཧɾߏஙΛߦ͏ ͦͷଞ4%/ 4FDVSJUZ(SPVQ౳Λαϙʔτ DJOEFS #MPDL4UPSBHF4FSWJDFΛఏڙ͢Δίϯϙʔωϯτ
7.Πϯελϯεʹରͯ͠Ծ૝#MPDL4UPSBHFσόΠεΛఏڙ͢Δ όοΫΤϯυͷετϨʔδγεςϜΛϢʔβʹରͯ͠ந৅Խ IPSJ[PO μογϡϘʔυΫϥΠΞϯτ 8&#6* Λఏڙ͢Δίϯϙʔωϯτ

1SJWBUF$MPVEͷ ؀ڥ / ߏஙख๏ʹ͍ͭͯ

γεςϜ֓ཁ ϋʔυ΢ΣΞ ΄΅ શͯͷػثΛࣾ಺ࢿ࢈͔Βྲྀ༻ ܹ҆Ͱ1SJWBUF$MPVE؀ڥΛߏங ػࡐʹֻ͚ͨίετ

$POUSPMMFS .BTUFS /PWB /FVUSPO 4FSWFS (MBODF $JOEFS )PSJ[PO 3BCCJU.2
.Z42- $POUSPMMFS 4MBWF /PWB /FVUSPO 4FSWFS (MBODF $JOEFS )PSJ[PO 3BCCJU.2 .Z42- 7331 /FUXPSL .BTUFS /FVUSPO -"HFOU %)$1"HFOU .FUBEBUB"HFOU /FUXPSL 4MBWF /FVUSPO -"HFOU %)$1"HFOU .FUBEBUB"HFOU $PNQVUF/PEF $PNQVUF/PEF $PNQVUF/PEF $PNQVUF/PEF .POJUPSJOH TFOTV .POJUPSJOH TFOTV ιϑτ΢ΣΞαʔόߏ੒ 0QFO4UBDL +VOP Λ࢖༻ ϦϦʔεɻ࠷৽൛͸,JMP ϦϦʔε γεςϜ֓ཁ

DIFGʹΑΔϓϩϏδϣχϯά l5IF&OWJSPONFOU$PPLCPPL1BUUFSOzʹج͍ͮͨख๏ ෳ਺ͷ૊৫ɾνʔϜʹΑΔDPPLCPPL։ൃͷͨΊͷख๏ͱͯ͠஫໨ DPPLCPPLΛෳ਺ͷϨΠϠʹ෼ׂɻίʔυͷՄಡੑ࠶ར༻ੑ͕޲্ &OWJSPONFOU 8SBQQFS "QQMJDBUJPO 8SBQQFS 8SBQQFS "QQMJDBUJPO
"QQMJDBUJPO #BTF

DIFGʹΑΔϓϩϏδϣχϯά l5IF&OWJSPONFOU$PPLCPPL1BUUFSOzʹج͍ͮͨख๏ ෳ਺ͷ૊৫ɾνʔϜʹΑΔDPPLCPPL։ൃͷͨΊͷख๏ͱͯ͠஫໨ DPPLCPPLΛෳ਺ͷϨΠϠʹ෼ׂɻίʔυͷՄಡੑ࠶ར༻ੑ͕޲্ &OWJSPONFOU 8SBQQFS "QQMJDBUJPO 8SBQQFS 8SBQQFS "QQMJDBUJPO
"QQMJDBUJPO #BTF ֤ίϯϙʔωϯτΞϓϦέʔγϣϯຖʹଘࡏ ίϯϙʔωϯτΛߏங͢ΔॲཧͷΈهड़͢Δ ୠ͠ɺଞͷαʔόͱؔ࿈͢Δॲཧ͸ߦΘͳ͍

DIFGʹΑΔϓϩϏδϣχϯά l5IF&OWJSPONFOU$PPLCPPL1BUUFSOzʹج͍ͮͨख๏ ෳ਺ͷ૊৫ɾνʔϜʹΑΔDPPLCPPL։ൃͷͨΊͷख๏ͱͯ͠஫໨ DPPLCPPLΛෳ਺ͷϨΠϠʹ෼ׂɻίʔυͷՄಡੑ࠶ར༻ੑ͕޲্ 8SBQQFS "QQMJDBUJPO 8SBQQFS 8SBQQFS "QQMJDBUJPO "QQMJDBUJPO
#BTF "QQMJDBUJPODPPLCPPLຖʹଘࡏ "QQMJDBUJPOʹಛԽͨ͠"UUSJCVUFTΛهड़ &OWJSPONFOU

DIFGʹΑΔϓϩϏδϣχϯά l5IF&OWJSPONFOU$PPLCPPL1BUUFSOzʹج͍ͮͨख๏ ෳ਺ͷ૊৫ɾνʔϜʹΑΔDPPLCPPL։ൃͷͨΊͷख๏ͱͯ͠஫໨ DPPLCPPLΛෳ਺ͷϨΠϠʹ෼ׂɻίʔυͷՄಡੑ࠶ར༻ੑ͕޲্ &OWJSPONFOU 8SBQQFS "QQMJDBUJPO 8SBQQFS "QQMJDBUJPO "QQMJDBUJPO
#BTF γεςϜʹҰ͚ͭͩଘࡏ͠ɺ໾ׂຖʹϨγϐΛهड़ 8SBQQFSDPPLCPPLΛݺͼग़͢ॲཧlͷΈzΛهड़ γεςϜશମͷ"UUSJCVUFTΛهड़ 8SBQQFS

DIFGʹΑΔϓϩϏδϣχϯά l5IF&OWJSPONFOU$PPLCPPL1BUUFSOzʹج͍ͮͨख๏ ෳ਺ͷ૊৫ɾνʔϜʹΑΔDPPLCPPL։ൃͷͨΊͷख๏ͱͯ͠஫໨ DPPLCPPLΛෳ਺ͷϨΠϠʹ෼ׂɻίʔυͷՄಡੑ࠶ར༻ੑ͕޲্ 8SBQQFS "QQMJDBUJPO 8SBQQFS "QQMJDBUJPO "QQMJDBUJPO #BTF
γεςϜʹҰ͚ͭͩଘࡏ શͯͷ؀ڥʹڞ௨ͳઃఆΛهड़ &OWJSPONFOU 8SBQQFS

ӡ༻ઃܭʹ͍ͭͯ

ςφϯτઃܭ ςφϯτ 5FOBOOU Ϧιʔε $16 .FNPSZ 4UPSBHF /FUXPSL
Λ؅ཧ͢Δଘࡏ ݸਓΞΧ΢ϯτຖʹςφϯτΛ࡞੒ Ϧιʔε੍ݶ౳ͷ؅ཧΛݸਓຖʹߦ͏ͨΊ

2VPUBઃఆ ಛఆͷϢʔβʹΑΔγεςϜϦιʔεͷރׇ໰୊ͷճආ ϢʔβຖʹϦιʔεͷ্ݶΛݸผʹมߋ ଟ͘ͷϦιʔεΛඞཁͱ͢ΔϢʔβʹ͸ɺଟ͘ΛׂΓ౰ͯ ଟ͘ͷϦιʔεΛඞཁͱ͠ͳ͍Ϣʔβʹ͸ɺগͳ͍ϦιʔεΛׂΓ౰ͯΔ ςφϯτʹରͯ͠ɺ֤छϦιʔεͷ্ݶ஋Λઃఆ $16ίΞ਺ 'MPBUJOH*1ΞυϨε਺ #MPDL4UPSBHF༰ྔ

)PTU"HHSFHBUF ҟͳΔεϖοΫͷαʔόϦιʔεΛޮ཰తʹར༻ ֤αʔόͷछྨຖʹ7.ͷऩ༰ઃܭΛ࣮ࢪ ෺ཧϚγϯͷϦιʔεΩϟύγςΟ ˡԾ૝ϚγϯͷফඅϦιʔε

)PTU"HHSFHBUF ҟͳΔεϖοΫͷαʔόϦιʔεΛޮ཰తʹར༻ ֤αʔόͷछྨຖʹ7.ͷऩ༰ઃܭΛ࣮ࢪ 3FTPVSDF'SBHNFOU

)PTU"HHSFHBUF ҟͳΔεϖοΫͷαʔόϦιʔεΛޮ཰తʹར༻ ֤αʔόͷछྨຖʹ7.ͷऩ༰ઃܭΛ࣮ࢪ ෺ཧϚγϯ Ծ૝Ϛγϯ DNT DNT DNT DNT DNT
DNT D ίΞ਺ N ϝϞϦαΠζ<(#> T ετϨʔδαΠζ

)"D )"C )"B )PTU"HHSFHBUF ҟͳΔεϖοΫͷαʔόϦιʔεΛޮ཰తʹར༻ ֤αʔόͷछྨຖʹ7.ͷऩ༰ઃܭΛ࣮ࢪ ෺ཧϚγϯ Ծ૝Ϛγϯ DNT DNT
DNT DNT DNT DNT

#MPDL4UPSBHF ߴՄ༻ੑͰେ༰ྔͷετϨʔδͷఏڙ μογϡϘʔυ͔ΒϘϦϡʔϜͷ੾ग़͠ΞλονσλονΛ࣮ࢪ Πϯελϯε͔Β͸ϒϩοΫσόΠεͱͯ͠ೝࣝ͞ΕΔ EFWWEC

ཪηάGPS#MPDL4UPSBHF #MPDL4UPSBHFͷτϥϑΟοΫΛ෼཭ͤ͞Δ 'MFY-JOLʹΑΓཪηάଳҬΛ(CQTʹ֦ு #MPDL4UPSBHF༻ωοτϫʔΫηάϝϯτ σʔλτϥϑΟοΫ༻ωοτϫʔΫηάϝϯτ

άϦʔͷ1SJWBUF$MPVEͰͷ ΦϦδφϧΧελϚΠζ

%/4࿈ܞ ΠϯελϯεʹυϝΠϯ໊Λઃఆ͍ͨ͠ ࣮ݱํ๏ DMPVEJOJUʹϨίʔυొ࿥ॲཧΛ࢓ࠐΉ΍Γํ /FVUSPOMQMVHJOʹϨίʔυొ࿥࡟আॲཧΛ࢓ࠐΉ΍Γํ (3&&ํࣜ EFTJHOBUFΛ࢖͏΍Γํ

%/4࿈ܞ<> ωοτϫʔΫߏ੒ γϯάϧϑϥοτωοτϫʔΫ%)$1ʹΑΔ*1ΞυϨεͷׂΓ౰ͯ %)$1αʔό 0QFO4UBDLΠϯελϯε

%/4࿈ܞ<> ੍໿ಛ௃ Πϯελϯε͕ىಈ͢Δ·Ͱ*1ΞυϨε͕Θ͔Βͳ͍ ࣮ݱํ๏ Πϯελϯεىಈ࣌ʹ࣮ߦ͞ΕΔॲཧػߏ DMPVEJOJU ʹ Ϩίʔυొ࿥ॲཧΛ௥Ճ͢Δ %/4 ґཔ
࡞੒ ొ࿥ %)$1αʔό *1ΞυϨε औಘ

%/4࿈ܞ (3&&ํࣜ <> ωοτϫʔΫߏ੒ /FUXPSL/PEFΛ༻͍ͨ 0QFO4UBDL/FUXPSLJOH ߏ੒ ಛ௃ 'MPBUJOH*1ΞυϨεΛ༻͍ͯΠϯελϯεʹΞΫηε͢Δ &YUFSOBM/FUXPSL
5FOBOU/FUXPSL *1BEES"` 'MPBUJOH*1"EESFTT 0QFO4UBDL Πϯελϯε %)$1αʔό *1BEES"

/FVUSPO 1PXFS%/4 EOTBVUPSFHJTUFS -(3&&1MVHJO 1PXFS%/44%, "Ϩίʔυͷొ࿥࡟আ $/".&Ϩίʔυͷొ࿥࡟আ %/4࿈ܞ (3&&ํࣜ <>
"NB[PO3PVUF "1*$BMM

%FTJHOBUFΛ࢖༻ %/4BB4Λఏڙ͢Δ0QFO4UBDLϓϩδΣΫτ *ODVCBUFEϓϩδΣΫτ .JOJ%/4͕%/4ϓϩτίϧ /05*': "9'3 Λ஻ͬͯαʔόͱ࿈ܞ εέʔϥϒϧͳػߏɻF#BZ1BZ1BMͰ࠾༻
%/4࿈ܞ<> "EPQUJOH%FTJHOBUFGPS.BOBHJOH.JTTJPO$SJUJDBMF#BZ1BZ1BM%/4 0FQO4UBDL4VNNJU

%/4࿈ܞ<> /FVUSPO %FTJHOBUF EBTICPBSE %FTJHOBUF 4JOL BOZ%/4 NJOJ%/4 "9'3

ӡ༻ʹ͍ͭͯ τϥϒϧฤɿաڈʹૺ۰ͨ͠τϥϒϧͳͲ

աڈʹૺ۰ͨ͠τϥϒϧ ಥવɺ͋ΒΏΔૢ࡞͕ΤϥʔʹͳΔ໰୊ ݱ৅ɿಥવίϯτϩʔϥ͕͋ΒΏΔૢ࡞Λड͚෇͚ͳ͘ͳΔ ݪҼɿίϯτϩʔϥϊʔυͷετϨʔδ͕ᷓΕΔ Ϣʔβ͕εφοϓγϣοτΛେྔʹऔಘ ڭ܇ɿશͯͷػೳΛఏڙ͢ΔͷͰ͸ͳ͘ɺඞཁͳػೳΛఏڙ͢Δ $POUSPMMFS/PEF HMBODF JNBHFTOBQTIPU

աڈʹૺ۰ͨ͠τϥϒϧ ṖͷΞϓϦέʔγϣϯΤϥʔ໰୊ ݱ৅ɿΦϒδΣΫτͷੜ੒ʹࣦഊ͢Δ ݱ৅ɿNNBQʹࣦഊ͢Δ ݱ৅ɿൃੜ͠ͳ͍7.΋͋Δ ݪҼɿϗετͰϝϞϦΤϥʔ͕ൃੜ͍ͯͨ͠ ڭ܇ɿ෺ཧ؂ࢹେ੾ʂ

աڈʹૺ۰ͨ͠τϥϒϧ 7.͕࣌ʑىಈ͠ͳ͍໰୊ ݱ৅ɿಛఆͷ෺ཧϗετ܈ʹର͢ΔΠϯελϯεͷىಈ͕lͨ·ʹzࣦഊ ݱ৅ɿݱ৅͕࠶ݱ͢Δϗετ܈ͱͦ͏Ͱͳ͍ϗετ܈͕ଘࡏ )"C )"B ෺ཧϚγϯ Ծ૝Ϛγϯ DNT DNT
Α͘࠶ݱ͢Δ શ͘࠶ݱ͠ͳ͍

աڈʹૺ۰ͨ͠τϥϒϧ IUUQTCVHTMBVODIQBEOFUOPWB CVH /FVUSPO4FSWFS $PNQVUF/PEF OFUXPSLWJGQMVHHFE 7.͕࣌ʑىಈ͠ͳ͍໰୊ ݱ৅ɿಛఆͷ෺ཧϗετ܈ʹର͢ΔΠϯελϯεͷىಈ͕lͨ·ʹzࣦഊ ݪҼɿOFVUSPOTFSWFS͔ΒૹΒΕΔΠϕϯτlOFUXPSLWJGQMVHHFEΛ
DPNQVUFϊʔυ͕औΓ͜΅͢

աڈʹૺ۰ͨ͠τϥϒϧ 7.͕ىಈ͢Δ·Ͱͷॲཧͷ࢓૊Έ ΠϝʔδϑΝΠϧͷऔಘ (MBODF ϘϦϡʔϜͷࢀর $JOEFS ϙʔτηΩϡϦςΟάϧʔϓͷઃఆ /FVUSPOTFSWFS

աڈʹૺ۰ͨ͠τϥϒϧ IUUQTCVHTMBVODIQBEOFUOPWB CVH /FVUSPO4FSWFS $PNQVUF/PEF OFUXPSLWJGQMVHHFE OFUXPSLWJGVOQMVHHFE OFUXPSLWJGQMVHHFEΠϕϯτΛऔΓ͜΅͢ݪҼ ΄΅ಉ࣌ʹΠϯελϯεͷ࡞੒ɾ࡟আΛ࣮ࢪͨ͠ࡍʹ࣮ࢪ͞ΕΔ
ෳ਺ͷΠϕϯτΛಉ࣌ʹૹΔ࣮૷ͷ໰୊

աڈʹૺ۰ͨ͠τϥϒϧ 7.͕࣌ʑىಈ͠ͳ͍໰୊ ݱ৅ɿಛఆͷ෺ཧϗετ܈ʹର͢ΔΠϯελϯεͷىಈ͕lͨ·ʹzࣦഊ ݱ৅ɿݱ৅͕࠶ݱ͢Δϗετ܈ͱͦ͏Ͱͳ͍ϗετ܈͕ଘࡏ )"C )"B ෺ཧϚγϯ Ծ૝Ϛγϯ DNT DNT
Α͘࠶ݱ͢Δ શ͘࠶ݱ͠ͳ͍

աڈʹૺ۰ͨ͠τϥϒϧ ϗετεέδϡʔϥͷ࢓૊Έ 'JMUFSJOHɹɿىಈͰ͖Δϗετͷબఆ 8FJHIUJOHɿىಈ͢ΔϗετͷॏΈ෇͚ ৄࡉɿϗετεέδϡʔϥͷ࢓૊Έ(3&&&OHJOFFST#MPH ग़యɿ0QFO4UBDL%FWFMPQFS.BOVBM'JMUFS4DIFEVMFS

ৼΓฦΓ / ͍͞͝ʹ

ৼΓฦΓ 0QFO4UBDL͸୭΋͕؆୯ʹ࢖͑Δ΋ͷͰ΋ͳ͍ ػೳ։ൃʹ͓͍ͯ͸ΤϯδχΞϦϯάεΩϧ͕ٻΊΒΕΔ ҆ఆӡ༻ʹ͓͍ͯ͸ӡ༻εΩϧɾφϨοδ͕ٻΊΒΕΔ ্هΛຬͨ͢૊৫؀ڥʹ͓͍ͯ ߴػೳɾॊೈͳ*BB4Ϋϥ΢υ؀ڥ͕֫ಘՄೳ ࠃ಺֎ͷ0QFO4UBDLར༻اۀʹ͓͍ͯڞ௨͍ͯ͠Δ ଟ࠼ͳཁ݅ʹରͯ͠ॊೈʹରԠՄೳ

͍͞͝ʹ ࿹͖ͬ͜ͷΤϯδχΞΛ༴͢Δاۀ͞·΁ 0QFO4UBDLʹΑΓߴػೳɾ҆ఆɾॊೈͳ*BB4Ϋϥ΢υ؀ڥΛߏங͠ Πϯϑϥج൫Λ/FYU-FWFMʹ੒௕ͤͯ͞Έ·ͤΜ͔ ͜Ε·Ͱࢧ͑ͯ͘Εͨ։ൃӡ༻ίϛϡχςΟͷํʑ΁ײँ 0QFO4UBDLϢʔβձͷํʑ اۀͷ֞ࠜΛӽ͑ͯ͞·͟·ͳ৘ใΛڞ༗ͯ͘͠Εͨํʑ 7"-JOVY͞Μ $5$͞Μ ָఱ͞Μ
ͳͲͳͲ

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