Kubernetes Persistent Volume向けゾーン障害への備え

,VCFSOFUFT1FSTJTUFOU7PMVNF޲͚   κʔϯো֐΁ͷඋ͑ :VLJOPSJ4BLBTIJUB

ࣗݾ঺հ ‣ ٕज़ݚڀΤϦΞ ӡ༻؅ཧٕज़ Ϋϥ΢υ αʔόετϨʔδ
ࣗಈࣗ཯ίϯϐϡʔςΟϯά "*.- // ).. #BZFTJBO/FUXPSL ‣ ৬ྺ ೔ཱ੡࡞ॴ 㾎தԝݚڀॴԣ඿ݚڀॴ ओ೚ݚڀһ 㾎ւ֎ݚڀॴ!γϦίϯόϨʔ ϥϘ௕ αʔόϕϯμʔ ςΫχΧϧ4& 2 ࡔԼ޾ಙ ത࢜ :VLJOPSJ4BLBTIJUB 1I% ‣ -*/&ϠϑʔגࣜձࣾθοτϥϘגࣜձࣾ ‣ 4/*"೔ຊࢧ෦ٕज़ҕһձ෭ҕһ௕   Ϣʔεέʔε෼Պձ௕ ‣ 4/*"5FDIOJDBM$PVODJM"EWJTPS ‣ ৘ใॲཧֶձ%1ฤूҕһ !ZTBLBTIJUB

"HFOEB κʔϯো֐ͱ͸ ,VCFSOFUFTͱ$4*5PQPMPHZ ετϨʔδͰͷκʔϯো֐ରԠ κʔϯো֐ରࡦͷߏ੒ྫͱൺֱ
·ͱΊ 3

κʔϯো֐ͱ͸

ͦͷೝࣝେৎ෉Ͱ͔͢ ‣ Ϋϥ΢υ͔ͩΒେৎ෉ ‣ ,VCFSOFUFTΛ࢖͍ͬͯΕ͹κʔϯো֐Ͱ΋໰୊ͳ͍ ‣ ߴՁͰߴੑೳͳετϨʔδΛ࢖͍ͬͯΔ͔Βେৎ෉ ‣ 4%4ʹͯ5SJQMF3FQMJDBUJPOͰσʔλΛ෼ࢄ഑ஔ͍ͯ͠Δ͔Β  
κʔϯো֐΋΁ͬͪΌΒ 5 κʔϯো֐ൃੜޙʜ

ετϨʔδͷো֐ ‣ ো֐ʹ͸ͦͷن໛ʹԠͯ͡େ·͔ʹͭͷύλʔϯ͕͋Γ ‣ ετϨʔδػثো֐Ͱ͸κʔϯো֐ɾϦʔδϣϯো֐͕ݪҼͱͳΔ͜ͱ΋͋Γ 6 4UPSBHF 7PMVNF %BUB σʔλো֐
4UPSBHF 7PMVNF %BUB ϘϦϡʔϜো֐ 4UPSBHF 7PMVNF %BUB ετϨʔδػثো֐ ɾಛఆͷσʔλͷΈഁଛ ɾΞϓϦͷόάͳͲͰഁଛέʔε΋͋Γ ɾ%JTLো֐΍ίϯτϩʔϥɺωοτϫʔΫϙʔτͷ   ো֐౳ͰಛఆͷϘϦϡʔϜʹΞΫηεෆՄ ɾػثશମʹΞΫηεͰ͖ͳ͘ͳΔো֐ ɾిݯো֐ͳͲʹΑΔκʔϯো֐ɺ஍਒౳ʹΑΔ   σΟβελʹΑΔϦʔδϣϯো֐΋ؚΉ

κʔϯͱϦʔδϣϯ ‣ κʔϯۙ઀஍ҬಉҰσʔληϯλʔ಺ʹ͓͍ͯɺిݯɾۭௐͳͲʹ   ઃඋো֐͕ൃੜͨ͠ࡍͷ೾ٴൣғΛཹΊͨ۠ը ผ໊"WBJMBCJMJUZ;POF "; ‣ Ϧʔδϣϯ஍਒ͳͲͷࡂ֐Λߟྀ͠ԕڑ཭஍Ҭʹ෼͔ΕͨαΠτ
7 ;POF" ;POF$ ;POF# ;POF% %BUB$FOUFS 5PLZP3FHJPO %BUB$FOUFS 0TBLB3FHJPO

κʔϯো֐ ‣ *5ػثͷো֐͚ͩͰͳ͘ిݯ΍ۭௐͳͲͷো֐Ͱκʔϯશମ͕μ΢ϯ ࣄྫ ೥"84౦ژϦʔδϣϯ "1/035)&"45 Ͱκʔϯো֐ൃੜ˞ ‣ ;POF"ͷΈͰ͔͠ఏڙ͍ͯ͠ͳ͍αʔϏε"͸αʔϏεఀࢭ
8 ;POF" ;POF# ˞ग़యIUUQTBXTBNB[PODPNKQNFTTBHF αʔϏε" αʔϏε$ αʔϏε$ αʔϏε#

,VCFSOFUFTͱ$4*5PQPMPHZ

,VCFSOFUFTͷκʔϯো֐ରࡦ ‣ Ϛϧνκʔϯͩͱύλʔϯ͕Φεεϝ ,4ͷ؅ཧɺΞϓϦ 1PE ͷ؅ཧ͕༰қ ‣ ϚϧνϦʔδϣϯͩͱύλʔϯ͕Φεεϝ 10
/PEF ;POF" ;POF# /PEF ;POF" ;POF# /PEF ύλʔϯ ύλʔϯ

κʔϯΛҙࣝͨ͠1PEͷ഑ஔ ‣ /PEFʹ෇༩͞ΕͨϥϕϧΛ࢖͍1PEΛzग़དྷΔ͚ͩz෼ࢄͤ͞Δ   1PE5PQPMPHZ4QSFBE$POTUSBJOT͕ొ৔ ͨͩ͠ɺඞͣۉ౳ʹ෼ࢄ഑ஔ͞ΕΔͱ͸ݶΒͳ͍ͨΊཁ஫ҙ 1PEͷεέʔϧμ΢ϯͳͲʹΑΓɺಛఆ";ͷΈʹภͬͯ͠·͏  
έʔε͕ੜ·ΕΔͳͲ஫ҙ͕ඞཁ 11 ࢀߟIUUQTLVCFSOFUFTJPEPDTDPODFQUTTDIFEVMJOHFWJDUJPOUPQPMPHZTQSFBEDPOTUSBJOUT

8BJU'PS'JSTU$POTVNFS ‣ 1PEͷ഑ஔΛ׆༻͢Δ৔߹ʹ͸4$ͷWPMVNF#JOEJOH.PEFΛར༻ *NNFEJBUF σϑΥϧτ 8BJU'PS'JSTU$POTVNFS ‣
8BJU'PS'JSTU$POTVNFS͸17$Λ࢖༻͢Δ1PE͕࡞੒͞ΕΔ·Ͱ17ͱͷ   όΠϯσΟϯάΛ஗ΒͤΔϞʔυ 17 7PMVNF ͕"UUBDI͞ΕΔϊʔυ͕1PEͷ഑ஔʹΑΓܾఆ 4UPSBHF /PEF

κʔϯΛҙ͍ࣝͯ͠ͳ͍഑ஔ ‣ 1PEΛ5PQPMPHZ4QSFBE$POTUSBJOUTͰκʔϯΛҙࣝͨ͠഑ஔ ‣ ͔͠͠ɺ7PMVNFͷ഑ஔͷߟྀ͕࿙Ε͍ͯΔͱো֐ରࡦͱͯ͠͸ยखམͪ 13 ͲͷκʔϯͷϘϦϡʔϜ΍ ϝσΟΞ͕࢖ΘΕ͍ͯΔ ͷͩΖ͏ʁ 4UPSBHF
" # $ " # $ ;POF" ;POF# 7PMVNF .FEJB

$4*ͷ5PQPMPHZ"XBSF ‣ 4UPSBHF$MBTTʹͯ;POFΛࢦఆ͠17 7PMVNF ͷੜ੒ݩΛࢦఆ ৄࡉͳಈ࡞ݕূ͸ͪ͜ΒΛࢀর IUUQTRJJUBDPNZTBLBTIJUBJUFNTCBBDBEDF 4UPSBHF ;POF" ;POF#
7PMVNF LJOE4UPSBHF$MBTT ʜ BMMPXFE5PQPMPHJFT NBUDI-BCFM&YQSFTTJPOT LFZUPQPMPHZLVCFSOFUFTJP[POF WBMVFT ;POF" WPMVNF#JOEJOH.PEF8BJU'PS'JSTU$POTVNFS LJOE4UPSBHF$MBTT ʜ BMMPXFE5PQPMPHJFT NBUDI-BCFM&YQSFTTJPOT LFZUPQPMPHZLVCFSOFUFTJP[POF WBMVFT ;POF# WPMVNF#JOEJOH.PEF8BJU'PS'JSTU$POTVNFS

1SPYZλΠϓͷ$4*%SJWFS͸஫ҙ ‣ ࣮֬ʹετϨʔδ·Ͱ5PQPMPHZͷ৘ใ͕఻Θ͍ͬͯΔ͔͸ཁνΣοΫ 15 4UPSBHF 4UPSBHF ྫ $JOEFS$4*%SJWFS 40%"$4* 5PQPMPHZͷ৘ใ͕఻೻
5PQPMPHZͷ৘ใ ͸఻೻ͳ͠ $JOEFS"1* $4*"1* $4*"1* 7FOEPS"1*PS   $4*"1* 5PQPMPHZͷ৘ใ͸   ఻೻͸ෆ໌

ετϨʔδͰͷ κʔϯো֐ରԠ

ετϨʔδͰͷκʔϯো֐ରࡦ ‣ ετϨʔδ͸σʔλΛอ࣋͢Δͷ͕໾ׂͷػث ‣ κʔϯো֐ͳͲͷඋ͑Λ͍࣋ͬͯΔετϨʔδ͕ଟ͍ ‣ ୅දతͳػೳ ϨϓϦέʔγϣϯػೳ ϦϞʔτϛϥʔ
ϊʔυ෼ࢄσʔλ഑ஔ 5SJQMF3FQMJDBUJPO 17

ϨϓϦέʔγϣϯػೳ ‣ ετϨʔδͷᝑମΛ·͕ͨͬͯσʔλΛϛϥʔ ‣ 7PMVNF୯ҐͰͷϛϥʔ͕ଟ͍͕ɺ੡඼ʹΑͬͯ͸4UPSBHF1PPM୯Ґ΍   ςφϯτ୯ҐͰϛϥʔՄೳͳ΋ͷ΋͋Γ ,4޲͚ͷ͓͢͢Ί͸ D
C B ͷॱ ;POF" ;POF# 4UPSBHF1PPM ;POF" ;POF# 1PSU .JSSPS 5FOBOU *1΍.BD"EESΛ   Ҿ͖ܧ͙΋ͷ΋͋Γ .VMUJ1BUIෆཁ ;POF" /PEF ;POF# 4UPSBHF .JSSPS .VMUJ1BUIʹ   ΑΔύε੾Γସ͑ ͳͲ 7PMVNF B 7PMVNF୯Ґ C 4UPSBHF1PPM୯Ґ D ςφϯτ୯Ґ .JSSPS

ϊʔυ෼ࢄσʔλ഑ஔ ‣ 4%4ͳͲͰ࠾༻͞Ε͍ͯΔ͜ͱ͕ଟ͍5SJQMF3FQMJDBUJPOͳͲ͕༗໊ 19 ;POF" /PEF ;POF# 4UPSBHF 4UPSBHF /PEF

5SJQMF3FQMJDBUJPOͷࣦഊߏ੒ ‣ 5SJQMF3FQMJDBUJPO͸Ͳ͜ͷ4UPSBHF/PEFʹ഑ஔ͞ΕΔ͔Λҙࣝͯ͠ߏ੒Λ૊Ή   ඞཁ͋Γ κʔϯຖͷ4UPSBHF/PEFͳͲͰάϧʔϓԽ 4UPSBHF1PPM ͠෼ࢄ഑ஔΛίϯτϩʔϧͳͲ 20
;POF" /PEF ;POF# 4UPSBHF 4UPSBHF /PEF ;POF" /PEF ;POF# 4UPSBHF /PEF 4UPSBHF1PPM 4UPSBHF1PPM σʔλ഑ஔΛҙࣝͨ͠ߏ੒ྫ σʔλ഑ஔΛҙ͍ࣝͯ͠ͳ͍ߏ੒ྫ ࣦഊྫ

κʔϯো֐ରࡦͷ ߏ੒ྫͱൺֱ

ߟྀ͢΂͖ϙΠϯτ ‣ κʔϯো֐ʹ଱͑͏Δߏ੒Ͱͷߟྀ͢ΔϙΠϯτ ,VCFSOFUFTͷར༻ऀ͔ΒΈͨϢʔβϏϦςΟ͕௿Լ͍ͯ͠ͳ͍͔ κʔϯো֐ʹ଱͑ΒΕΔߏ੒ʹͳ͍ͬͯΔ͔ 1PE഑ஔʹґଘ͍ͯ͠ͳ͍͔
σʔλอޢͷ੹೚ऀ͕ϢʔβPS؅ཧऀ κʔϯো֐ޙͷ෮چ࣌ͰͷੑೳӨڹ͕૝ఆ௨Γͱͳ͍ͬͯΔ͔ 22

ར༻ऀ͔ΒΈͨϢʔβϏϦςΟ BQJ7FSTJPOBQQTW LJOE4UBUFGVM4FU NFUBEBUB OBNFNZTRM ʜ WPMVNF$MBJN5FNQMBUFT NFUBEBUB OBNFCMPDL TQFD
BDDFTT.PEFT<3FBE8SJUF0ODF> TUPSBHF$MBTT/BNF4UPSBHF" SFTPVSDFT SFRVFTUT TUPSBHF(J ‣ 4UPSBHF$MBTT 4$ ΛͲͷΑ͏ʹઃܭ͢Δͷ͔ʹΑΓϢʔβϏϦςΟ͕มԽ ୯Ұ4$Ϣʔβ͸ͭͷ4UBUFGVM4FUͳͲͰ؅ཧ˞ ෳ਺4$$4*5PQPMPHZͳͲʹΑΓ֤";ʹରԠͨ͠4$Λ࡞੒   ɹɹɹɹˠϢʔβ͸";ຖʹ4UBUFGVM4FUͳͲΛ࡞Γ؅ཧ͕ඞཁ   ɹɹɹɹ εέʔϧ΍όʔδϣϯΞοϓͳͲ؅ཧ͕ෳࡶʹ ;POF" ;POF# ୯Ұ4$ ෳ਺4$ ;POF" ;POF# ˞ετϨʔδʹΑͬͯ͸ WPMVNF#JOEJOH.PEF ɹɹ8BJU'PS'JSTU$POTVNFS ͷઃఆ͕ඞཁ

κʔϯো֐ʹ଱͑ΒΕΔߏ੒ ‣ 1PEͷ഑ஔઌʹґଘͨ͠σʔλอޢʹͳ͍ͬͯͳ͍͔ σʔλอޢͷ੹೚͕1PEΛσϓϩΠ͢ΔϢʔβPS,4؅ཧऀͷ   ͍ͣΕʹͳΔ͔͕มΘΔ ‣ 3FQMJDBTͷߏ੒ͷΞϓϦͰ΋σʔλΛอޢͰ͖Δ͔
1PE͸ผ";Ͱ࠶࡞੒͞Εͯ΋0,͚ͩͲσʔλ͸ফ͑Δͷ͸/( ;POF" /PEF ;POF# 4UPSBHF

/PEF ෮چ࣌ͷੑೳӨڹ ‣ %#ͳͲͷεςʔτϑϧΞϓϦͰͷσʔλಉظ͸֤ϊʔυ΍/PSUI4PVUIͷ   ωοτϫʔΫʹෛՙେ ো֐͔Βͷ෮چ࣌ʹ͸ಛʹେྔʹσʔλಉظ͕ೖΓੑೳΛѹഭ 25 4UPSBHF
ΞϓϦͰͷσʔλಉظ %BUB'MPX 25 ετϨʔδͰͷ੾Γସ͑ 4PVUI /PSUI 4UPSBHF /PEF 4UPSBHF 4UPSBHF .JSSPS

/PEF ෮چ࣌ͷੑೳӨڹ ‣ %#ͳͲͷεςʔτϑϧΞϓϦͰͷσʔλಉظ͸֤ϊʔυ΍/PSUI4PVUIͷ   ωοτϫʔΫʹෛՙେ ো֐͔Βͷ෮چ࣌ʹ͸ಛʹେྔʹσʔλಉظ͕ೖΓੑೳΛѹഭ 26 4UPSBHF
ΞϓϦͰͷσʔλಉظ %BUB'MPX 26 ετϨʔδͰͷ੾Γସ͑ 4PVUI /PSUI /FX 4UPSBHF /PEF 4UPSBHF 4UPSBHF /FX .JSSPS ϛϥʔઌ7PM΁ͷ ੾Γସ͑ˍ   "UUBDI.PVOU

κʔϯʹରԠͨ͠ߏ੒ύλʔϯ ‣ ύλʔϯͷߏ੒Λ঺հ 27 4UPSBHFa,VCFSOFUFT ෳ਺4$ $4*5PQPMPHZ"XBSF͋Γ ୯Ұ4$ σʔλ෼ࢄ഑ஔͳ͠  
ϨϓϦέʔγϣϯͳ͠ ";ߟྀͷ σʔλ෼ࢄ഑ஔ͋Γ ϨϓϦέʔγϣϯ͋Γ

σʔλ෼ࢄ഑ஔͳ͠ϨϓϦέʔγϣϯͳ͠ ෳ਺4$ ‣ ";ލͬͨετϨʔδͱ";ຖͷετϨʔδͷͭͷߏ੒͕͋Γ ‣ ";Λߟྀͨ͠σʔλ෼ࢄ഑ஔ͕ͳ͍ͱ";ຖͷσʔλ഑ஔʹภΔՄೳੑ͋Γ ‣ 4UBUFGVM4FUͳͲ͕";ຖʹඞཁͱͳΓϢʔβϏϦςΟ௿Լ 28
;POF" /PEF ;POF# 4UPSBHF 4UPSBHF/PEF ;POF" /PEF ;POF# 4UPSBHF 4UPSBHF/PEF B ";ލͬͨετϨʔδߏ੒ C ";ຖͷετϨʔδߏ੒

σʔλ෼ࢄ഑ஔͳ͠ϨϓϦέʔγϣϯͳ͠ ୯Ұ4$ ‣ 4$ʹͯ8BJU'PS'JSTU$POTVNFSΛઃఆ ‣ ϘϦϡʔϜ͕Ͳ͜ʹ഑ஔ͞ΕΔ͔͸ӡ࣍ୈ 1PEͷεέδϡʔϦϯά࣍ୈ
C 1PE5PQPMPHZ4QSFBE$POTUSBJOTͰ΋׬શͳ෼ࢄͷอূෆՄ /PEF4FMFDUPSͩͱෳ਺4$ͱେࠩͳ͠ 29 ;POF" /PEF ;POF# 4UPSBHF 4UPSBHF/PEF ;POF" /PEF ;POF# 4UPSBHF 4UPSBHF/PEF B ";ލͬͨετϨʔδߏ੒ C ";ຖͷετϨʔδߏ੒

σʔλ෼ࢄ഑ஔ͋Γ ෳ਺4$ ‣ 4$ʹͯ";Λࢦఆ $4*5PQPMPHZ ‣ 4UBUFGVM4FUͳͲ͕";ຖʹඞཁͱͳΓϢʔβϏϦςΟ௿Լ ;POF"
/PEF ;POF# 4UPSBHF 4UPSBHF/PEF 4UPSBHF1PPM 4UPSBHF1PPM

σʔλ෼ࢄ഑ஔ͋Γ ୯Ұ4$ ‣ 4$ʹͯ";ࢦఆͳ͠ PS";Λෳ਺ࢦఆ $4*5PQPMPHZ ‣ ετϨʔδࣗ਎
FH4%4ͷΫϥΠΞϯτ Ͱ";Λҙࣝ͠σʔλΛ෼ࢄ഑ஔ   Ͱ͖Δ͜ͱ͕લఏ ;POF" /PEF ;POF# 4UPSBHF 4UPSBHF/PEF 4UPSBHF1PPM 4UPSBHF1PPM

ϨϓϦέʔγϣϯ͋Γ ෳ਺4$ ;POF" /PEF ;POF# 4UPSBHF 4UPSBHF/PEF .JSSPS 4UPSBHF1PPM
4UPSBHF1PPM` 4UPSBHF1PPM` ‣ Ͳͷ୯ҐͰͷϨϓϦέʔγϣϯ ϛϥʔ ͕Ͱ͖Δ͔͸ετϨʔδ࣍ୈ 7PMVNF୯Ґ 4UPSBHF1PPM୯ҐPSςφϯτ୯Ґ ‣ 4UBUFGVM4FUͳͲ͕";ຖʹඞཁͱͳΓϢʔβϏϦςΟ௿Լ

ϨϓϦέʔγϣϯ͋Γ ୯Ұ4$ ‣ Ͳͷ୯ҐͰͷϨϓϦέʔγϣϯ ϛϥʔ ͕Ͱ͖Δ͔͸ετϨʔδ࣍ୈ ‣ ෳ਺4$ͷ৔߹ΑΓ΋γϯϓϧͳߏ੒ ;POF"
/PEF ;POF# 4UPSBHF 4UPSBHF/PEF 5FOBOU .JSSPS

ߏ੒ύλʔϯͷൺֱ 34 σʔλ෼ࢄ഑ஔͳ͠ ϨϓϦέʔγϣϯͳ͠ ෳ਺4$ σʔλ෼ࢄ഑ஔͳ͠ ϨϓϦέʔγϣϯͳ͠ ୯Ұ4$
σʔλ෼ࢄ഑ஔ͋Γ ෳ਺4$ σʔλ෼ࢄ഑ஔ͋Γ ୯Ұ4$ ϨϓϦέʔγϣϯ͋Γ ෳ਺4$ ϨϓϦέʔγϣϯ͋Γ ୯Ұ4$ ར༻ऀ͔ΒΈͨ   ϢʔβϏϦςΟ 1PE഑ஔʹґଘ͠ͳ͍   σʔλอޢ σʔλอޢͷ੹೚ऀ Ϣʔβ Ϣʔβ ؅ཧऀ ؅ཧऀ ؅ཧऀ ؅ཧऀ ෮چ࣌ͷ   ੑೳӨڹͷগͳ͞ ‣ κʔϯো֐ʹ଱͑͏Δߏ੒Ͱͷߟྀ͢ΔϙΠϯτʹج͖ͮߏ੒ύλʔϯΛൺֱ ‣ Ͳͷߏ੒͕औΕΔ͔͸ετϨʔδͷػೳͷݟఆΊ͕ॏཁ ߏ੒ ൺֱ߲໨

ߏ੒ύλʔϯͷൺֱ 35 σʔλ෼ࢄ഑ஔͳ͠ ϨϓϦέʔγϣϯͳ͠ ෳ਺4$ σʔλ෼ࢄ഑ஔͳ͠ ϨϓϦέʔγϣϯͳ͠ ୯Ұ4$
σʔλ෼ࢄ഑ஔ͋Γ ෳ਺4$ σʔλ෼ࢄ഑ஔ͋Γ ୯Ұ4$ ϨϓϦέʔγϣϯ͋Γ ෳ਺4$ ϨϓϦέʔγϣϯ͋Γ ୯Ұ4$ ར༻ऀ͔ΒΈͨ   ϢʔβϏϦςΟ 1PEʹґଘ͠ͳ͍   σʔλอޢ σʔλอޢͷ੹೚ऀ Ϣʔβ Ϣʔβ ؅ཧऀ ؅ཧऀ ؅ཧऀ ؅ཧऀ ෮چ࣌ͷ   ੑೳӨڹͷগͳ͞ ‣ κʔϯো֐ʹ଱͑͏Δߏ੒Ͱͷߟྀ͢ΔϙΠϯτʹج͖ͮߏ੒ύλʔϯΛൺֱ ‣ Ͳͷߏ੒͕औΕΔ͔͸ετϨʔδͷػೳͷݟఆΊ͕ॏཁ ߏ੒ ൺֱ߲໨ 👑 Φεεϝ /P Φεεϝ /P (,&ͩͱϦʔδϣϯ ӬଓσΟεΫ <(,&> ϦʔδϣϯӬଓσΟεΫ (,&ͩͱϦʔδϣϯ ӬଓσΟεΫ <(,&> κʔϯӬଓσΟεΫ

·ͱΊ ‣ κʔϯো֐ٴͼͦΕʹඋ͑ͨετϨʔδͷػೳ΍$4*5PQPMPHZΛ঺հ ‣ κʔϯো֐ʹඋ͑ͨߏ੒ύλʔϯͱൺֱΛ঺հ ‣ κʔϯো֐ʹඋ͑ͨಈ࡞ςετΛ࣮ࢪ͢Δ͜ͱ͕͓קΊ ‣ ៉ྷʹκʔϯͷશͯͷϦιʔε͕Ұ੪μ΢ϯ͢Δ͜ͱ͸ك ‣
ಈ࡞ςετͰ͸ɺ1PEɺ,4ϊʔυɺωοτϫʔΫ 1PSU48 ɺ   ετϨʔδͷ֤ίϯϙʔωϯτຖͷμ΢ϯΞοϓΛ֬ೝ ࠷ޙʹ·ͱΊͯશͯͷϦιʔεͷҰ੪μ΢ϯΞοϓ΋֬ೝ ‣ ສ͕Ұκʔϯো֐͕ൃੜͯ͠΋ੑೳྼԽ͕ൃੜ͠ͳ͍Α͏ϦιʔεΛ֬อ ⭐ࠓճৄ͘͠঺հ͠·ͤΜͰ͕ͨ͠

<$.>4/*"+Ϣʔεέʔε෼Պձ ‣ ձһืूத ‣ 4/*"+Ϣʔεέʔε෼ՊձͰ͸݄ճͷϖʔεͰϕϯμʔࢹ఺͚ͩͰͳ͘   ετϨʔδΛ࢖͏ଆ͔Β΋ɺετϨʔδͷӡ༻΍׆༻ํ๏ɺਓࡐҭ੒ͳͲ ʹ͍ͭͯൃදɾٞ࿦͍ͯ͠·͢ ͜Ε·Ͱͷٞ࿦಺༰͸ҎԼͷ8FCϖʔδΛ͝ࢀর͍ͩ͘͞
‣ IUUQTTOJBKHJUIVCJPUXHVTFDBTF ‣ Ϣʔεέʔε෼ՊձʹݶΓɺແྉͷݸਓձһ ίϯτϦϏϡʔλ Ͱͷ   ࢀՃ΋Մೳ 37

Kubernetes Persistent Volume向け ゾーン障害への備え

Kubernetes Persistent Volume向け ゾーン障害への備え

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Kubernetes Persistent Volume向けゾーン障害への備え

Kubernetes Persistent Volume向けゾーン障害への備え