Kubernetes Handson

Kubernetes Handson 2018.12.25

XIPJT ‣ "LJOPSJ:BNBEB ‣ ೖࣾ ‣ '3&4)-*7& ‣ ٕज़ຊ෦0QFO4BB44UVEJP5FDI-FBE TUPSNDBU

εϥΠυͷݟग़͠ʹ ͕͍͍ͭͯΔͱ͜Ζ͸࣮ࡍʹ օ͞ΜʹखΛಈ͔ͯ͠΋Β͏ͱ͜ΖͰ͢

IUUQTHJUIVCDPNTUPSNDBULVCFSOFUFTIBOETPO ϩʔΧϧʹ$MPOF͓͍͍ͯͯͩ͘͠͞

ίϚϯυΛࣸܦ͢Δͷ͕ͭΒ͍ʂ ͱ͍͏ͦ͜ͷ͋ͳͨ

3&"%.&Λ͝ཡ͍ͩ͘͞

PVUMJOF ‣ ͳͥࠓ,VCFSOFUFTΛ΍Δͷ͔ ‣ -PDBMͰ͍͍ײ͡ͷ,VCFSOFUFT։ൃ؀ڥΛଗ͑Δ ‣ ,VCFSOFUFTͷجຊతͳϦιʔεɺΞϓϦέʔγϣϯͷσϓϩΠ ‣ ٳܜ ‣
)FMNͰΞϓϦέʔγϣϯΛύοέʔδϯά͢Δ ‣ TLBGGPMEͰ͍͍ײ͡ʹ։ൃΛճͯ͠ΈΔ ‣ ͦͷଞϢʔεέʔεɺศརπʔϧ঺հ ‣ ༧උ࣌ؒɾ࣭ٙλΠϜ

ͳͥࠓ,VCFSOFUFTΛ΍Δͷ͔

"ίϯςφΦʔέετϨʔγϣϯͷσϑΝΫτ͔ͩΒ σϑΝΫτΛબͿͷ͸େࣄ ૊৫ʹ͓͚Δϊ΢ϋ΢ͷू໿

"Φʔϓϯιʔε͔ͩΒ ϗϫΠτϘοΫε ׆ൃͳ։ൃίϛϡχςΟ ๛෋ͳΤίγεςϜ ߴ͍֦ுੑ

"Ϛωʔδυͷॆ࣮ (PPHMF,VCFSOFUFT&OHJOF (,& "NB[PO&MBTUJD$POUBJOFS4FSWJDFGPS,VCFSOFUFT &,4 "[VSF,VCFSOFUFT4FSWJDF ",4

σϑΝΫτͰ͸͋Δ͕ ֶशͷෑډΛ௿͘͸ແ͍ ࣗ༝౓ͷߴ͞ނͷ֓೦ͷଟ͞ มԽͷૣ͍ྖҬނͷֶशͷ೉͠͞FUD

%PDLFS,VCFSOFUFT ࣮ફίϯςφ։ൃೖ໳ ٕज़ධ࿦ࣾʣ େώοτޚྱ ઈࢍൃചத

ࠓ೔͸͜ͷຊΛϕʔεʹ ࠷଎Ͱ,VCFSOFUFTΛ׆༻ͨ͠ ։ൃΠϝʔδΛ௫ΜͰ΋Β͍ɺ ͔ͭ࠷ۙͷτϨϯυͷ೺Ѳ·ͰΛ໨ࢦ͠·͢

-PDBMͰ͍͍ײ͡ͷ ,VCFSOFUFT։ൃ؀ڥΛଗ͑Δ

%PDLFS%FTLUPQ ‣ %PDLFSGPS8JOEPXT.BDͷ͜ͱ ‣ ࠷ۙ͸%PDLFS%FTLUPQͱݺͿΒ͍͠ ‣ μ΢ϯϩʔυʹ͸%PDLFS4UPSF΁ͷϩάΠϯඞཁ ‣ ͔Β,VCFSOFUFT࿈ܞ͕4UBCMFʹ

ઃఆը໘Λ։͘

$16ɺϝϞϦׂΓ౰ͯ֬ೝ

,VCFSOFUFTઃఆ

,VCFSOFUFTJTTUBSUJOH

,VCFSOFUFTJTSVOOJOH

LVCFDUM ‣ ͘΂͠ʔͯ͌ʔ͑Δ ‣ ,VCFSOFUFTΫϥελΛૢ࡞͢ΔͨΊͷίϚϯυϥΠϯπʔϧ LVCFDUMDMVTUFSJOGP ,VCFSOFUFTNBTUFSJTSVOOJOHBUIUUQTMPDBMIPTU ,VCF%/4JTSVOOJOHBUIUUQTMPDBMIPTUBQJWOBNFTQBDFTLVCFTZTUFN TFSWJDFTLVCFEOTEOTQSPYZ 5PGVSUIFSEFCVHBOEEJBHOPTFDMVTUFSQSPCMFNT
VTFLVCFDUMDMVTUFSJOGPEVNQ

%BTICPBSEͷσϓϩΠ ‣ Ϋϥελͷঢ়ଶΛݟΔͨΊͷ8FC6*πʔϧ %BTICPBSEΛσϓϩΠ LVCFDUMBQQMZGIUUQTSBXHJUIVCVTFSDPOUFOUDPNLVCFSOFUFTEBTICPBSE WTSDEFQMPZSFDPNNFOEFELVCFSOFUFTEBTICPBSEZBNM LVCFDUMOLVCFTZTUFNHFUQPEMLTBQQLVCFSOFUFTEBTICPBSE /".&3&"%:45"5643&45"354"(& LVCFSOFUFTEBTICPBSEGCCEYOK3VOOJOHI

%BTICPBSEϩάΠϯ༻Ϣʔβʔ࡞੒ ϩάΠϯ༻Ϣʔβʔ࡞੒ LVCFDUMBQQMZGIUUQTSBXHJUIVCVTFSDPOUFOUDPNTUPSNDBULVCFSOFUFT IBOETPONBTUFSTFUVQBENJOVTFSZBNM ΞΫηετʔΫϯͷදࣔ LVCFDUMOLVCFTZTUFNEFTDSJCFTFDSFU LVCFDUMOLVCFTZTUFNHFUTFDSFUc HSFQBENJOVTFScBXL\QSJOU^ %BUB
DBDSUCZUFT OBNFTQBDFCZUFT UPLFOFZ+IC(DJ0J+46[*/J*T*NUQ;$**J+FZʜʜ

QSPYZΛ࣮ߦ ‣ LVCFDUMQSPYZͰQSPYZΛ࣮ߦ ‣ ϑΥΞάϥ΢ϯυͰ࣮ߦ͞ΕΔ ‣ IUUQMPDBMIPTUBQJWOBNFTQBDFTLVCFTZTUFNTFSWJDFT IUUQTLVCFSOFUFTEBTICPBSEQSPYZ

τʔΫϯΛ࢖ͬͯϩάΠϯ

%BTICPBSEදࣔ

,VCFSOFUFTͷجຊతͳϦιʔε ΞϓϦέʔγϣϯͷσϓϩΠ

,VCFSOFUFTͷ جຊ֓೦ɹ

ίϯςφΦʔέετϨʔγϣϯπʔϧͷҰͭ

ΦʔέετϨʔγϣϯͷ౷཰͢Δ.BTUFS

,VCFSOFUFTͰ͸ ίϯςφΦʔέετϨʔγϣϯٕज़Λ࣮ݱ͢ΔͨΊͷ ༷ʑͳϦιʔεʢ෦඼ʣΛ૊Έ߹Θͤͯ ΞϓϦέʔγϣϯΛ࣮ߦ͢Δ

,VCFSOFUFTͷϦιʔε %FQMPZNFOU /BNFTQBDF 4FSWJDF *OHSFTT $POGJH.BQ %BFNPO4FU 4UBUFGVM4FU +PC 1PE
3FQMJDB4FU +PC $SPO+PC ˞΄ΜͷҰ෦Ͱ͢

1PE ‣ ίϯςφͷू߹ମͷ୯ҐͰɺগͳ͘ͱ΋ͭͷίϯςφΛ࣋ͭ ‣ ίϯςφಉ͕࢜ີ݁߹Ͱ͋Δํ͕౎߹͕ྑ͍৔߹ɺ1PEͱͯ͠ ෳ਺छίϯςφΛ·ͱΊͯσϓϩΠ͢Δ ‣ ,VCFSOFUFTͰ͸ίϯςφ୯ҐͰ͸ͳ͘ɺ1PE୯ҐͰσϓϩΠ͞ ΕΔ

1PEͷ഑ஔΠϝʔδ

/PEFލ͗͸/(

1PEΛ࡞੒ ‣ OHJOYͱFDIPΛฦ͢ΞϓϦέʔγϣϯ͔Β੒Δ1PE ‣ LVCFSOFUFTIBOETPOSFTPVSDFTJNQMFFDIPZBNM ‣ ϚχϑΣετϑΝΠϧͱݺ͹ΕΔ,VCFSOFUFTͷϦιʔεఆٛΛLVCFDUMͰ ద༻͢Δ͜ͱͰɺϦιʔεͷ࡞੒ɾमਖ਼Λߦ͏

1PEͷϚχϑΣετϑΝΠϧ BQJ7FSTJPOW LJOE1PE NFUBEBUB OBNFTJNQMFFDIP TQFD DPOUBJOFST OBNFOHJOY JNBHFHJIZPEPDLFSOHJOYQSPYZMBUFTU FOW
OBNF#"$,&/%@)045 WBMVFMPDBMIPTU QPSUT DPOUBJOFS1PSU OBNFFDIP JNBHFHJIZPEPDLFSFDIPMBUFTU QPSUT DPOUBJOFS1PSU

1PEΛ࡞੒ 1PEͷ࡞੒ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPZBNM QPETJNQMFFDIPDSFBUFE ࡞੒ͨ͠1PEͷ֬ೝ LVCFDUMHFUQPE /".&3&"%:45"5643&45"354"(& TJNQMFFDIP3VOOJOHN

1PEͷૢ࡞ FDIPίϯςφͷϩάʢඪ४ग़ྗʣͷ֬ೝ LVCFDUMMPHTGTJNQMFFDIPDFDIP TUBSUTFSWFS OHJOYίϯςφʹ44)ϩάΠϯͬΆ͍͜ͱΛ͢ΔʢTIͷ࣮ߦʣ LVCFDUMFYFDJUTJNQMFFDIPTIDOHJOY /".&3&"%:45"5643&45"354"(& TJNQMFFDIP3VOOJOHN 1PEΛ࡟আ LVCFDUMEFMFUFQPETJNQMFFDIP
QPETJNQMFFDIPEFMFUFE

1PE಺Ͱͷଞͷίϯςφͷࢀর ,VCFSOFUFTͰ͸1PEʹ΋*1ΞυϨε͕ৼΒΕΔʢ$MVTUFS*1ʣ 1PEࣗ਎͕ͭͷԾ૝ϚγϯͷΑ͏ͳ΋ͷ FDIPίϯςφͷϙʔτ͸ɺ OHJOY͔Β͸MPDBMIPTUͱݟ͑Δ

3FQMJDBTUͱ%FQMPZNFOU

3FQMJDB4FU ‣ 1PE໊͸Ϋϥελ಺ͰϢχʔΫɻಉ໊ͷ1PE͸࡞੒Ͱ͖ͳ͍ ‣ TJNQMFFDIPΛෳ੡͢Δ৔߹ɺTJNQMFFDIPͷΑ͏ͳ໊લͰ࡞ ੒͠ͳ͍ͱ͍͚ͳ͍ ‣ ࡞Γ͍ͨ਺͚ͩͷ1PEͷϚχϑΣετΛ༻ҙ͢Δͷ͸໘౗ 1PEͷෳ੡Λαϙʔτ͢Δ3FQMJDB4FUΛ࢖͏

3FQMJDB4FUͷ࡞੒ 3FQMJDB4FUͷ࡞੒ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPSTZBNM SFQMJDBTFUBQQTTJNQMFFDIPDSFBUFE ࡞੒ͨ͠3FQMJDB4FU 1PEͷ֬ೝ LVCFDUMHFUST QPETFMFDUPSBQQFDIP /".&%&4*3&%$633&/53&"%:"(& SFQMJDBTFUFYUFOTJPOTTJNQMFFDIPN
/".&3&"%:45"5643&45"354"(& QPETJNQMFFDIPGCQ3VOOJOHN QPETJNQMFFDIPGNOXM3VOOJOHN QPETJNQMFFDIPSKOE3VOOJOHN

3FQMJDB4FUͷ࡟আ 3FQMJDB4FUͷ࡟আ LVCFDUMEFMFUFGSFTPVSDFTJNQMFFDIPSTZBNM SFQMJDBTFUBQQTTJNQMFFDIPEFMFUFE ࡟আͨ͠Ϧιʔεͷ֬ೝʢ3FQMJDB4FUɺ1PEͱ΋ʹ࡟আ͞Ε͍ͯΔʣ LVCFDUMHFUST QPETFMFDUPSBQQFDIP /PSFTPVSDFTGPVOE

%FQMPZNFOU ‣ ҰݴͰ͍͏ͱ3FQMJDB4FUͷ্Ґޓ׵ ‣ 3FQMJDB4FU͸1PEͷෳ੡͚ͩΛ୲͏͕ɺ%FQMPZNFOU͸3FQMJDB4FUͷੈ୅؅ ཧ·ͰΛ୲͏ ‣ ࣮ӡ༻Ͱ͸3FQMJDB4FUΛ௚઀ѻ͏͜ͱ͸গͳ͍

%FQMPZNFOUͷ࡞੒ %FQMPZNFOUͷ࡞੒ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPEFQMPZNFOUZBNM EFQMPZNFOUBQQTTJNQMFFDIPDSFBUFE ࡞੒ͨ͠%FQMPZNFOU 3FQMJDB4FU 1PEͷ֬ೝ LVCFDUMHFUEFQMPZ ST QPETFMFDUPSBQQFDIP
/".&%&4*3&%$633&/56150%"5&"7"*-"#-&"(& EFQMPZNFOUFYUFOTJPOTTJNQMFFDIPT /".&%&4*3&%$633&/53&"%:"(& SFQMJDBTFUFYUFOTJPOTTJNQMFFDIPEECGCT /".&3&"%:45"5643&45"354"(& QPETJNQMFFDIPEECGCHKY3VOOJOHT QPETJNQMFFDIPEECGCE[G3VOOJOHT QPETJNQMFFDIPEECGCRHU⒎3VOOJOHT

%FQMPZNFOUͷ࡟আ %FQMPZNFOUͷ࡞੒ LVCFDUMEFMFUFGSFTPVSDFTJNQMFFDIPEFQMPZNFOUZBNM EFQMPZNFOUBQQTTJNQMFFDIPDSFBUFE ࡟আͨ͠%FQMPZNFOU 3FQMJDB4FU 1PEͷ֬ೝ LVCFDUMHFUEFQMPZ ST QPETFMFDUPSBQQFDIP
/PSFTPVSDFTGPVOE

4FSWJDF

4FSWJDF ‣ 1PEͷू߹ʹର͢ΔϧʔςΟϯά΍αʔϏεσΟεΧόϦػೳ Λఏڙ͢ΔϦιʔε ‣ ಉ͡छྨͷෳ਺1PEʹର͠ɺτϥϑΟοΫΛྲྀͨ͢Ίͷϩʔυ όϥϯαʔͱͯ͠ͷػೳ΋࣋ͭ ‣ 4FSWJDF͔ΒͷτϥϑΟοΫͷసૹ͸ɺઃఆ͞ΕͨTFMFDUPSTͷ ϥϕϧͷ஋ʹΑܾͬͯఆ͞ΕΔ
‣ ,VCFSOFUFTΫϥελ಺෦Ͱ͸ɺ4FSWJDFͷ໊લͰ4FSWJDFʹ໊લ ղܾͰ͖Δ

4FSWJDF͔Β1PEͷݟ͚ͭํ

σΟεΧόϦͷ࣮ݧ छྨͷ%FQMPZNFOUΛ࡞੒ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPEFQMPZNFOUTQSJOHZBNM LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPEFQMPZNFOUTVNNFSZBNM ࡞੒ͨ͠%FQMPZNFOUͷ֬ೝ LVCFDUMHFUEFQMPZTFMFDUPSBQQFDIP /".&%&4*3&%$633&/56150%"5&"7"*-"#-&"(& TJNQMFFDIPTQSJOHN TJNQMFFDIPTVNNFSN

4FSWJDFͷ࡞੒ 4FSWJDFΛ࡞੒ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPTFSWJDFZBNM TFSWJDFTJNQMFFDIPDSFBUFE ࡞੒ͨ͠4FSWJDFͷ֬ೝ LVCFDUMHFUTWDTFMFDUPSBQQFDIP /".&5:1&$-645&3*1&95&3/"-*11035 4 "(& TJNQMFFDIP$MVTUFS*1OPOF5$1N

σόοά༻1PE͔Β֬ೝ σόοά༻ίϯςφ LVCFDUMSVOJSNUUZEFCVHJNBHFHJIZPEPDLFSGVOEBNFOUBMSFTUBSU/FWFS CBTIJM EFCVH ࡞੒ͨ͠4FSWJDFʹରͯ͠)5513FRVFTU EFCVHDVSMIUUQTJNQMFFDIP )FMMP%PDLFS LVCFDUMMPHTGTJNQMFFDIPTQSJOHGCCDUDDFDIP TUBSUTFSWFS
SFDFJWFESFRVFTU LVCFDUMMPHTGTJNQMFFDIPTVNNFSHWWDFDIP TUBSUTFSWFS ˞ϦΫΤετ͕དྷΔͷ͸TQSJOH͚ͩ

SFMFBTFϥϕϧΛม͑Δ BQJ7FSTJPOW LJOE4FSWJDF NFUBEBUB OBNFTJNQMFFDIP MBCFMT BQQFDIP TQFD TFMFDUPS BQQFDIP
SFMFBTFTVNNFS QPSUT OBNFIUUQ QPSU TQSJOH͔ΒTVNNFSʹม͑Δ

4FSWJDFͷมߋ 4FSWJDFͷมߋ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPTFSWJDFZBNM TFSWJDFTJNQMFFDIPDPOpHVSFE ࠶ͼσόοάίϯςφ͔Β)5513FRVFTU EFCVHDVSMIUUQTJNQMFFDIP ࠓ౓͸TVNNFSͷํʹϦΫΤετ͕དྷΔ LVCFDUMMPHTGTJNQMFFDIPTVNNFSHWWDFDIP TUBSUTFSWFS SFDFJWFESFRVFTU

*OHSFTT

*OHSFTT ‣ 4FSWJDF͸1PE΁ͷϧʔςΟϯάΛ੍ޚ͢Δ࢓૊Έ ‣ جຊతʹ4FSWJDF͸Ϋϥελͷ֎͔Β͸ΞΫηεͰ͖ͳ͍ ‣ ˞UZQF/PEF1PSU͸ྫ֎ ‣ 4FSWJDFΛΫϥελͷ֎ʹެ։͢ΔϦιʔε͕*OHSFTT

JOHSFTTOHJOYಋೖ LVCFDUMBQQMZGIUUQTSBXHJUIVCVTFSDPOUFOUDPNLVCFSOFUFTJOHSFTTOHJOYOHJOY EFQMPZNBOEBUPSZZBNM LVCFDUMBQQMZGIUUQTSBXHJUIVCVTFSDPOUFOUDPNLVCFSOFUFTJOHSFTTOHJOYOHJOY EFQMPZQSPWJEFSDMPVEHFOFSJDZBNM

*OHSFTTͷϚχϑΣετ BQJ7FSTJPOFYUFOTJPOTWCFUB LJOE*OHSFTT NFUBEBUB OBNFTJNQMFFDIP MBCFMT BQQFDIP TQFD SVMFT IPTUFDIPHJIZPMPDBM
IUUQ QBUIT QBUI CBDLFOE TFSWJDF/BNFTJNQMFFDIP TFSWJDF1PSU ϦΫΤετΛड͚ΔυϝΠϯ όοΫΤϯυͷઃఆ

*OHSFTT࡞੒ͱ)5513FRVFTU *OHSFTTΛ࡞੒ LVCFDUMBQQMZGSFTPVSDFTJNQMFFDIPJOHSFTTZBNM JOHSFTTFYUFOTJPOTTJNQMFFDIPDSFBUFE ࡞੒ͨ͠*OHSFTTΛ֬ೝ LVCFDUMHFUJOHMBQQFDIP /".&)0454"%%3&4410354"(& TJNQMFFDIPFDIPHJIZPMPDBMMPDBMIPTUN Ϋϥελ֎ʢϩʔΧϧʣ͔Βɺެ։͍ͯ͠Δ*OHSFTTʹରͯ͠ϦΫΤετΛૹΔɹ DVSMIUUQMPDBMIPTU))PTUFDIPHJIZPMPDBM

*OHSFTTͱ&YUFSOBM%/4 ‣ ύϒϦοΫΫϥ΢υ্Ͱ͸&YUFSOBM%/4ͱ࿈ܞ͢Δ͜ͱͰɺ(PPHMF $MPVE%/4΍"843PVUFʹࣗಈͰ%/4ϨίʔυΛ௥ՃͰ͖Δ ‣ IUUQTHJUIVCDPNLVCFSOFUFTJODVCBUPSFYUFSOBMEOT

8FCΞϓϦέʔγϣϯͷجຊతͳྲྀΕ ‣ ΞϓϦέʔγϣϯΛίϯςφԽ͢Δ ‣ %FQMPZNFOUΛͭ͘Δ ‣ ΞϓϦέʔγϣϯͷڍಈ͸؀ڥม਺Ͱ ‣ ඞཁʹԠͯ͡$POGJH.BQ΋ ‣
4FSWJDFΛͭ͘Δ ‣ *OHSFTTΛͭ͘Δ

ʢࢀߟʣ࣮ફతͳ8FCΞϓϦέʔγϣϯͷߏ੒

)FMNͰΞϓϦέʔγϣϯΛ ύοέʔδϯά͢Δ

8FCΞϓϦʹඞཁͳϦιʔε %FQMPZNFOU *OHSFTT 4FSWJDF 4FSWJDFͷΫϥελ֎΁ͷެ։ 1PE΁ͷϧʔςΟϯάɺαʔϏεσΟεΧόϦ 3FQMJDB4FUੈ୅؅ཧɺ1PEͷੜ੒ 3FQMJDB4FU 1PE

͜Ε͚ͩͷϚχϑΣετϑΝΠϧ͕ඞཁ JOHSFTTZBNM TFSWJDFZBNM EFQMPZNFOUZBNM

΋͠ෳ਺؀ڥ͋Δ৔߹͸ʁ EFQMPZNFOUZBNM TFSWJDFZBNM JOHSFTTZBNM EFWFMPQNFOU TUBHJOH QSPEVDUJPO EFQMPZNFOUZBNM TFSWJDFZBNM JOHSFTTZBNM
EFQMPZNFOUZBNM TFSWJDFZBNM JOHSFTTZBNM

ॏෳͷଟ͍ϚχϑΣετΛ ෳ਺༻ҙ͢Δ͜ͱʹͳΔ ҧ͏ͷ͸*OHSFTTͷυϝΠϯ΍ %FQMPZNFOUͷ؀ڥม਺͚ͩͩͬͨΓɾɾɾ

ϚχϑΣετͷύοέʔδͷ࢓૊Έ͕ඞཁ

)FMNͱ͸ ‣ ,VCFSOFUFTͷύοέʔδϚωʔδϟ ‣ ϚχϑΣετϑΝΠϧςϯϓϨʔτΛ$IBSUͰύοέʔδϯάɹ

)FMNηοτΞοϓ )PNFCSFXͳΒ͹ CSFXJOTUBMMLVCFSOFUFTIFMN όΠφϦμ΢ϯϩʔυͳΒ͹ IUUQTHJUIVCDPNIFMNIFMNSFMFBTFTUBHW IFMNॳظԽʢ5JMMFSͱ͍͏1PE͕σϓϩΠ͞ΕΔʣ IFMNJOJUXBJU IFMN֬ೝ IFMNWFSTJPO $MJFOUWFSTJPO7FSTJPO\4FN7FSW
(JU$PNNJUzBDz (JU5SFF4UBUFDMFBO^ 4FSWFSWFSTJPO7FSTJPO\4FN7FSW (JU$PNNJUzBDz (JU5SFF4UBUFDMFBO^

$IBSUͷݕࡧ $IBSUͷϦϙδτϦ֬ೝ IFMNSFQPMJTU /".&63- TUBCMFIUUQTLVCFSOFUFTDIBSUTTUPSBHFHPPHMFBQJTDPN MPDBMIUUQDIBSUT ϦϙδτϦ͔Βద౰ʹ$IBSUݕࡧ IFMNTFBSDISFENJOF /".&$)"357&34*0/"117&34*0/%&4$3*15*0/ TUBCMFSFENJOF"qFYJCMFQSPKFDUNBOBHFNFOUXFCBQQMJDBUJPO

HJUIVCDPNIFMNDIBSUT

$IBSUͷߏ଄ USFF ᵓᴷᴷ$IBSUZBNM ᵓᴷᴷ08/&34 ᵓᴷᴷ3&"%.&NE ᵓᴷᴷSFRVJSFNFOUTMPDL ᵓᴷᴷSFRVJSFNFOUTZBNM ᵓᴷᴷUFNQMBUFT ᴹᵓᴷᴷ/05&4UYU ᴹᵓᴷᴷ@IFMQFSTUQM
ᴹᵓᴷᴷEFQMPZNFOUZBNM ᴹᵓᴷᴷJOHSFTTZBNM ᴹᵓᴷᴷQECZBNM ᴹᵓᴷᴷQWDZBNM ᴹᵓᴷᴷTFDSFUTZBNM ᴹᵋᴷᴷTWDZBNM ᵋᴷᴷWBMVFTZBNM σϑΥϧτWBMVFϑΝΠϧ

σϑΥϧτ஋্ॻ͖༻ͷZBNM SFENJOF6TFSOBNFHJIPO SFENJOF1BTTXPSEHJIPO SFENJOF-BOHVBHFKB JOHSFTT FOBCMFEUSVF IPTUT OBNFSFENJOFIBOETPOMPDBM UMTGBMTF *OHSFTT༗ޮԽ
*OHSFTTͷ)PTU

SFENJOFσϓϩΠ σϑΥϧτ஋Λ্ॻ͖ͯ͠σϓϩΠ IFMNJOTUBMMGIFMNSFENJOFSFENJOFWBMVFTZBNMOBNFSFENJOFTUBCMFSFENJOF IFMNͰ࡞ΒΕͨϦιʔεΛ֬ೝ LVCFDUMHFUJOH TWD QPEMSFMFBTFSFENJOF /".&)0454"%%3&4410354"(& JOHSFTTFYUFOTJPOTSFENJOFIBOETPOMPDBMSFENJOFSFENJOFIBOETPOMPDBMMPDBMIPTU N
/".&5:1&$-645&3*1&95&3/"-*11035 4 "(& TFSWJDFSFENJOFNBSJBEC$MVTUFS*1OPOF5$1N TFSWJDFSFENJOFSFENJOF-PBE#BMBODFSQFOEJOH5$1N /".&3&"%:45"5643&45"354"(& QPESFENJOFNBSJBEC3VOOJOHN QPESFENJOFSFENJOFCEYG[W3VOOJOHN

SFENJOFʹΞΫηε IPTUTͰ*OHSFTTʹઃఆͨ͠υϝΠϯΛ௥Ճ TVEPWJNFUDIPTUT SFENJOFIBOETPOMPDBM

SFENJOFఫڈ IFMNͰEFQMPZͨ͠ϦϦʔεҰཡ IFMNMT /".&3&7*4*0/61%"5&%45"564$)"35"117&34*0/ /".&41"$& SFENJOF.PO%FD%&1-0:&%SFENJOF EFGBVMU IPTUTͰ*OHSFTTʹઃఆͨ͠υϝΠϯΛ௥Ճ IFMNEFMQVSHFSFENJOF SFMFBTFSFENJOFEFMFUFE

ΧελϜ$IBSU

ΧελϜ$IBSUͷ࡞੒ ‣ IFMNDSFBUFDIBSU໊Ͱ$IBSUͷςϯϓϨʔτΛ࡞੒Ͱ͖Δ ‣ EFQMPZNFOUZBNM TFSWJDFZBNM JOHSFTTZBNM͸σϑΥϧτͰ༻ҙ͞Εͯ Δ ‣ σϑΥϧτWBMVFϑΝΠϧ΋σϑΥϧτͰ࡞੒͞ΕΔ
‣ TJNQMFFDIPͷ$IBSUΛ༻ҙͨ͠ ‣ LVCFSOFUFTIBOETPOIFMNTJNQMFFDIP

WBMVFTZBNMΛ্ॻ͖ͯ͠ΈΑ͏ ‣ ՝୊ɿ1PEΛͭىಈͯ͠ΈΔ ‣ ՝୊ɿ*OHSFTTΛ༗ޮʹ͠ɺద౰ͳυϝΠϯΛ౰ͯͯΈΔɹ IFMNJOTUBMMG্ॻ͖༻ͷZBNMͷύεOBNFϦϦʔε໊IFMNTJNQMFFDIP

ղ౴ SFQMJDB$PVOU JOHSFTT FOBCMFEUSVF QBUIT IPTUT IPHFIBOETPOMPDBM IFMNJOTUBMMGIPHFZBNMOBNFIPHFIFMNTJNQMFFDIP

)FMNίπ ‣ TUBCMFʹ͋Δ$IBSU͸σϑΥϧτWBMVFϑΝΠϧΛݟΕ͹ɺΧελϚΠζͷϙΠϯ τ͕Θ͔Δ ‣ ಈ͖Λਂ۷Γ͚ͨΕ͹ςϯϓϨʔτ΋ݟΔ ‣ ͓٬༷͕ඞཁͳιϑτ΢ΣΞ͸͍͍ͨͯ4UBCMFʹ͋Γ·͢Αʁ ‣ ,VCFSOFUFT্ʹ)FMNΛ࢖ͬͯߏங͢ΔͱָͰ͢Ͷ
‣ ΧελϜ$IBSU͸ςϯϓϨʔτʹཔΔ ‣ ϙʔλϏϦςΟΛߴΊΔͨΊʹɺςϯϓϨʔτ΁ύϥϝʔλͷຒΊࠐΈɺσϑΥ ϧτWBMVFΛ੔උ͢Δ ‣ IFMNMJOU΋׆༻͠Α͏

TLBGGPMEͰ͍͍ײ͡ʹ ։ൃΛճͯ͠ΈΔ

,VCFSOFUFTͷ։ൃΛճ͢جຊϑϩʔ ‣ ίʔυΛॻ͘ ‣ %PDLFSΠϝʔδϏϧυ ‣ $*·Θ͢PSϩʔΧϧϏϧυ ‣ %FQMPZNFOUߋ৽ ‣
৽͍͠1PEʹϩʔϦϯάΞοϓσʔτ ͦͦ͜͜μϧ͍ τϥΠΞϯυΤϥʔ͕໘౗ɹ

ίʔυΛ௚ͨ͠Β 1PE͕࠶σϓϩΠ͞Εͯ΄͍͠

4LBGGPMEͱ͸ ‣ IUUQTHJUIVCDPN(PPHMF$POUBJOFS5PPMTTLBGGPME ‣ CSFXJOTUBMMTLBGGPME ‣ (PPHMFۘ੡ ‣ ,VCFSOFUFTΞϓϦέʔγϣϯͷϏϧυɾσϓϩΠͱ͍ͬͨ܁Γฦ͠ߦΘ ΕΔجຊϫʔΫϑϩʔΛαϙʔτ͢ΔͨΊͷπʔϧ
‣ ,VTUPNJ[F )FMN #B[FM +JC %PDLFS$PNQPTF౳ͱ࿈ܞՄೳ

ଟ͘ͷϢʔεέʔεʹରԠʂ

1PEͷΦʔτεέʔϧͬͯͲ͏͢Δͷ )PSJ[POBM1PE"VUPTDBMFS )1"

)PSJ[POBM1PE"VUPTDBMFS )1" ‣ 1PEͷϦιʔε࢖༻཰ʹԠͯ͡ɺ1PE਺ΛࣗಈͰ૿ݮͤ͞ΔϦιʔε ‣ ࣮ӡ༻Ͱ͸SFQMJDB$PVOUͰ͸ͳ͘ɺ)1"Λઃఆ͢Δ ‣ $16΍.FNPSZ࢖༻཰ͷᮢ஋ʹΑͬͯɺ1PE૿ݮͷΠϕϯτ͕ൃੜ

)1"ͷϚχϑΣετ apiVersion: autoscaling/v2beta1 kind: HorizontalPodAutoscaler metadata: name: echo spec: scaleTargetRef:
apiVersion: apps/v1 kind: Deployment name: echo minReplicas: 1 maxReplicas: 3 metrics: - type: Resource resource: name: cpu targetAverageUtilization: 40

ϊʔυ͕଍Γͳ͍৔߹͸Ͳ͏͢Δʁ ,VCFSOFUFT"VUPTDBMFS

,VCFSOFUFT"VUPTDBMFS ‣ IUUQTHJUIVCDPNLVCFSOFUFTBVUPTDBMFS ‣ ඞཁͳ਺ͷ1PEΛ഑ஔͰ͖Δ͚ͩͷϚγϯϦιʔε͕ແ͍৔߹ʹɺϊʔυ Λ૿΍͢࢓૊Έ ‣ ϚωʔδυͰ͸جຊతʹඪ४ରԠ ‣ ඇϚωʔδυͰ͸)FMNͰೖΕ·͠ΐ͏
‣ IFMNJOTUBMMOBNFTQBDFLVCFTZTUFNOBNFDMVTUFSBVUPTDBMFS TUBCMFDMVTUFSBVUPTDBMFS ‣ "84ͩͱ"VUP4DBMJOH(SPVQͷ3BUF-JNJUى͜͠΍͘͢ͳΔͷͰ஫ҙ

ศརπʔϧ

TUFSO ‣ ίϚϯυϥΠϯͰ1PEͷϩάΛUBJMͰ͖Δπʔϧ ‣ IUUQTHJUIVCDPNXFSDLFSTUFSO ‣ ϥϕϧʹҰகͨ͠1PEͷϩάΛӾཡͰ͖Δ

LBOJLP ‣ ,VCFSOFUFTΫϥελ಺Ͱ%PDLFSΠϝʔδΛϏϧυ͢ΔͨΊͷπʔϧ ‣ IUUQTHJUIVCDPN(PPHMF$POUBJOFS5PPMTLBOJLP ‣ %PDLFS%BFNPOແ͠ͰϏϧυͰ͖Δ

ͦͷଞࡉ͔͍ͷ ‣ LVCFDUY ‣ IUUQTHJUIVCDPNBINFUCLVCFDUY ‣ ૢ࡞ର৅ͷΫϥελΛ੾Γସ͑΍͘͢͢Δπʔϧ ‣ LVCFQSPNQU ‣
IUUQTHJUIVCDPNDCBUBLVCFQSPNQU ‣ ΦʔτίϯϓϦʔτͰ͖ΔLVCFDUMతͳ

༧උ࣌ؒɾ࣭ٙλΠϜ

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