Linuxコンテナ入門〜コンテナの基礎と最新情報〜 (2014-04-12)

-JOVYίϯςφೖ໳ ίϯςφͷجૅͱ࠷৽৘ใ Ճ౻ହจ ୈճίϯςφܕԾ૝Խͷ৘ใަ׵ձˏେࡕ

Ճ౻ହจ IUUQXXXUFOGPSXBSEXT !UFO@GPSXBSE IUUQHQMVTUPUFOGPSXBSE IUUQTHJUIVCDPNUFOGPSXBSE u u u u

ۀ຿ ϑΝʔεταʔόגࣜձࣾ ج൫։ൃ෦ u αʔϏεͷ։ൃ ৭ʑͳٕज़ͷௐࠪ ࣮͸ίϯςφ͸ۀ຿Ͱ΄΅࢖ͬͯ·ͤΜ
Ҏલ͸7JSUVP[[PΛগ͠ ࠓ͸%PDLFSΛ͘͝؆୯ʹ

ۀ຿͡Όͳ͍׆ಈ ίϯςφؔ࿈ٕज़ͷௐࠪ 1MBNP-JOVYϝϯςφ *1ి࿩αʔϏεͷ։ൃΛͨ͠བྷΈͰ೔ຊ"TUFSJTLϢʔβձ׆ಈΛҎલগ͠ +FUTQFFEυΩϡϝϯτ຋༁ ʲվగ৽൛ʳ-JOVYΤϯδχΞཆ੒ಡຊ ٕज़ධ࿦ࣾ u αʔϏεͰ࢖͑ͳ͍͔ͱ೥͘Β͍ʹDHSPVQͷௐࠪΛ࢝Ίͨͷ͕͖ ͔͚ͬ
MYDNBOQBHFT຋༁ u u u u

ϒϩά΍ͬͯ·͢ IUUQEIBUFOBOFKQEFpBOU u ͦͷଞ͸ϗʔϜϖʔδ͔Β u

աڈͷษڧձࢿྉ աڈͷࢲͷษڧձࢿྉ΋͝ࢀর͍ͩ͘͞ɽ ୈҰճษڧձͷࢿྉ-JOVYͷίϯςφؔ࿈ػೳͷਐԽͱ͔ ୈೋճษڧձͷࢿྉ u u

ίϯςφͷجૅ

ίϯςφͱ͸ 04ϨϕϧͷԾ૝Խ Χʔωϧ͕࣋ͭػೳ ΧʔωϧͷػೳͰ ෳ਺ͷ ಠཱۭͨؒ͠Λ࡞Γग़͠ɼϦιʔεΛ෼ׂɾ෼഑͢Δ u u u ϓϩηεΛάϧʔϓԽͯ͠ଞͷάϧʔϓͱϦιʔεۭؒΛִ཭
άϧʔϓԽͨ͠ϓϩηεʹର͢ΔϦιʔε੍ݶ

ίϯςφͬͯԾ૝Խ ˠͭ·Γϓϩηεͷʰִ཭Խʱ ઌʹઆ໌ͨ͠௨Γ u 04্Ͱ࣮ߦதͷϓϩηεͷҰ෦Λଞͱִ཭͞Εͨίϯςφ తͳ؀ڥ ʹด ͡ࠐΊΔ ଞͱִ཭͞Εͨίϯςφ తͳ؀ڥ
Λ࡞ͬͯɼͦͷதͰϓϩηεΛىಈ͢Δ Ծ૝Խͱ͸গ͠ҧ͏ ؾ͕͢Δ u

ίϯςφͷϝϦοτ ߴີ౓Խ͕Մೳ Φʔόʔϔου͕খ͍͞ ىಈ͕ૣ͍ ඞͣ͠΋γεςϜΛಈ͔͢ඞཁ͸ͳ͍ ΞϓϦέʔγϣϯίϯςφ ίϯςφʹϝϞϦΛݻఆతʹׂΓ౰ͯΔඞཁ͕ͳ͍ Ծ૝Ϛγϯͷ্Ͱ΋໰୊ͳ͘ಈͥ͘ u ىಈ͍ͯ͠Δ04
Χʔωϧ ͸Ұͭ u ϋʔυ΢ΣΞͷԾ૝Խ͕ෆཁ u Ծ૝ϚγϯͷىಈͰ͸ͳ͘ɼϗετ04͔ΒݟͨΒ୯ʹϓϩηε͕ىಈͯ͠ ͍Δ͚ͩͳͷͰɼී௨ͷϓϩάϥϜ͕ىಈ͢Δͷͱ΄ͱΜͲมΘΒͳ͍ u ྫ͑͹ίϯςφ಺Ͱ͸IUUQEͷΈ͕ಈ͍͍ͯΔ u u ࠷ۙ͸,7.ͷ্Ͱ,7.ಈ͍ͨΓ͢ΔͷͰίϯςφͳΒͰ͸ͱ͍͏Θ͚Ͱ ΋ͳ͍

ίϯςφͷσϝϦοτ ҟͳΔ04ͷγεςϜϓϩάϥϜ͸ಈ͔ͤͳ͍ ΧʔωϧʹؔΘΔૢ࡞͸Ͱ͖ͳ͍ Χʔωϧͷ࣮૷͸ෳࡶʹͳΔ u ୯ʹϗετ04্Ͱϓϩηε͕ىಈ͢Δ͚ͩͳͷͰ౰ͨΓલ u ىಈ͍ͯ͠ΔΧʔωϧ͸มΘΒͳ͍ͷͰ ίϯςφຖʹϩʔυ͢ΔϞδϡʔϧΛม͑ΔͳͲ
u શͯΧʔωϧͷػೳͱ࣮ͯ͠૷͞Ε͍ͯΔͷͰ

-JOVYʹ͓͚Δίϯςφͷ࣮૷

-JOVYʹ͓͚Δίϯςφ࣮૷ Χʔωϧͷػೳ ύον ΧʔωϧͷػೳΛ࢖͏VTFSTQBDFπʔϧ Χʔωϧ ύον VTFSTQBDFπʔϧ Χʔωϧ VTFSTQBDFπʔϧ
લճΑΓ૿͑ͨ u 0QFO7;7JSUVP[[P ঎༻ -JOVY74FSWFS u -9$ MJCWJSU MYDυϥΠό TZTUFNE TZTUFNEOTQBXO W[DUMGPSVQTUSFBNLFSOFM MNDUGZ EPDLFS MJCDPOUBJOFS Ҏ߱ ΑΓલ͸-9$্Ͱಈ͍͍͕ͯͨɼͰ-9$ͳ͠Ͱ΋ಈ࡞Մೳ ʹ

-9$ ΍΍͍͜͠ -9$ IUUQMJOVYDPOUBJOFSTPSH MJCWJSU ͷ-9$ίϯςφυϥΠό IUUQMJCWJSUPSH ͲͪΒ΋ಉ͡-9$ͱ͍͏໊લΛ࢖͍ͬͯΔ͕ɼઃఆϑΝΠϧ͸ผʑɽΧʔω ϧͷಉ͡ػೳΛ࢖ͬͨผͷ࣮૷ɽ
u -JOVYͷίϯςφΛૢ࡞͢ΔVTFSTQBDFπʔϧ ίϚϯυ܈ ʰ6CVOUVʱͷίϯςφπʔϧΩοτͷੑ͕֨ڧ͍ ݱࡏͷTUBCMF͸ ݁ߏසൟʹϦϦʔε͞Ε͍ͯ·͢ ܥ͸6CVOUVͷ-54ʹΠϯετʔϧ͞ΕΔͷͰ೥ϝϯ ςφϯε͞Ε·͢ u ࠷ۙ-9$ͷઃఆϑΝΠϧΛίϯόʔτ͢Δػೳ͕࣮૷͞Εͨ u ίΞͷػೳ͸-JOVYΧʔωϧͷػೳΛ࢖͍ͬͯΔͷͰಈ͖͸ಉ͕ͩ͡ɼप ลͷ࣮૷͕ҟͳΔ

-9$͜ͱ͸͡Ί

ͱΓ͋͑ͣ-9$ͰίϯςφΛىಈͯ͠ΈΔ -9$Λ࢖͏ͳΒ6CVOUV -9$ϝϯςφ6CVOUVσϕϩούʔ ં֯ͳͷͰ6CVOUV-54Ͱ࢖͍·͠ΐ͏ ϦϦʔε༧ఆ u u u -54 BMQIB
-54 ࣮࣭૬౰ # apt-get install lxc # lxc-create -n ct01 -t ubuntu # lxc-start -n ct01 -d # lxc-console -n ct01

ίϯςφͷϓϩηεͷ༷ࢠ ਌؀ڥ্ͰίϯςφͷϓϩηεΛݟΔͱ ίϯςφ಺ͰݟΔͱ # pstree -p init(1)!"! !"!acpid(1041) :(snip) #!
#!lxc-start(15592)!!! !!!init(15597)!"! !"!cron(15877) $ $ #! #!dhclient3(15817) $ $ #! #!getty(15867) $ $ #! #!getty(15871) :(snip) init(1)-+-cron(252) |-dhclient3(192) |-getty(242) |-getty(246) :(snip)

ΞϓϦέʔγϣϯίϯςφ ίϯςφ಺ͰTCJOJOJUΛىಈ͠ͳͯ͘΋ɼ໨తͷϓϩάϥϜͷΈىಈՄೳ ͜ͷ ྫ͸ແཧ໼ཧײ͋Γ·͢X ɽ # lxc-start -n ct01 --
/usr/sbin/apache2 -DFOREGROUND # pstree -p 15535 bash(15535)!"! !"!lxc-start(19577) %! %!lxc-start(19708)!!! !!!apache2(19714)!"! !"!apache2(19740)!"! !"!{apache2}(19771) $ $ #! #!{apache2}(19772) $ $ #! #!{apache2}(19773) :(snip) EPDLFS͸ΑΓલ͸ΞϓϦέʔγϣϯίϯςφઐ༻Ͱͨ͠ γεςϜͷ TCJOJOJU͸࣮ߦͰ͖ͳ͔ͬͨ ɽ u

$FOU04Ͱಈ͔͍ͨ͠ΜͰ͚͢Ͳ FQFMΛ௥Ճ $FOU04ͷΧʔωϧ͸ίϯςφతͳࢹ఺͔Β͢Δͱͪΐͬͱݹ͍Ͱ͢ ʹ͸ςϯϓϨʔτ MYDDFOUPT ؚ͕·Ε·ͤΜɽ u ͷύοέʔδ u
$FOU04ͷLFSOFM͸ͰɼίϯςφతʹݟΔͱଠݹͷੲɽഇࢭ ͞Εͨػೳͱ͔ɼະ࣮૷ͷػೳͱ͔ ࣮૷͕ෆे෼ͳOFU@QSJP QFSG@FWFOUDHSPVQ͸Ϛ΢ϯτ͠ͳ͍ OT OBNFTQBDF DHSPVQ Ͱഇࢭ u MYDܥʹ͸MYDDFOUPTؚ͕·Ε·͢

-JOVYʹ͓͚Δίϯςφͷ࢓૊Έ

-JOVYͰίϯςφΛ࣮ݱ͢ΔͨΊͷػೳ ϓϩηεΛάϧʔϓԽͯ͠ଞͷάϧʔϓͱִ཭ άϧʔϓԽͨ͠ϓϩηεʹର͢ΔϦιʔε੍ݶ ͦͷଞ u ˠ/BNFTQBDF ໊લۭؒ u ˠ$HSPVQT
DPOUSPMHSPVQT u ωοτϫʔΫ WFUI NBDWMBO έʔύϏϦςΟ $IFDLQPJOU3FTUPSF $3*6 DISPPU QJWPU@SPPU ͳͲͳͲ

/BNFTQBDFͷछྨ .PVOU/BNFTQBDF 654/BNFTQBDF 1*%/BNFTQBDF u ϓϩηε͔Βݟ͍͑ͯΔϚ΢ϯτͷू߹ɼૢ࡞Λ෼཭͢Δɽ/BNFTQBDF ಺ͷNPVOU VNPVOU͸ଞͷ/BNFTQBDFʹ͸Өڹ͠ͳ͍ ࢀߟ
Ϛ΢ϯτ໊લۭؒΛద༻͢Δ *#.EFWFMPQFS8PSLT u ϗετ໊ͳͲɼVOBNF ͕ฦ͢஋ͷू߹Λ෼཭ɽTFUEPNBJOOBNF TFUIPTUOBNF Ͱ/BNFTQBDF಺ͷ஋ͷΈมߋͰ͖Δ u 1*%ۭؒͷ෼཭ɽ৽͍͠1*%/BNFTQBDFͰ͸1*%͔Β࢝·Δ1*%͕ ׂΓ౰ͯΒΕΔɽ਌͔Βࢠͷ1*%/BNFTQBDF͸ݟ͑Δ ਌ͷۭؒͷ1*% Λ࣋ͭ ͕ɼࢠ͔Β਌͸ݟ͑ͳ͍

/BNFTQBDFͷछྨ *1$/BNFTQBDF 6TFS/BNFTQBDFd /FUXPSL/BNFTQBDF u 4ZT7*1$ΦϒδΣΫτɼ104*9ϝοηʔδΩϡʔͷִ཭ u ಠཱͨ͠6*%(*%ۭؒͱ֎෦ۭؒͷϚοϐϯά
ྫ͑͹ɼִ཭ۭؒͰ͸ VJEHJEɼ֎෦Ͱ͸ͱ͔ՄೳʹͳΔ u ωοτϫʔΫϦιʔεͷִ཭ɽωοτϫʔΫσόΠεɼΞυϨεɼϧʔςΟ ϯάςʔϒϧɼιέοτɼϑΟϧλϦϯά

/BNFTQBDFͷૢ࡞ DMPOF Ͱ৽͍͠ϓϩηεΛੜ੒ VOTIBSF Ͱ৽͍͠ϓϩηεΛੜ੒ͤͣʹ࣮ߦίϯςΩετΛ੍ޚ͢Δ TFUOT ͰϓϩηεΛطଘͷ/BNFTQBDFʹؔ࿈෇͚Δ
u u VOTIBSFͷ࢖༻ྫ u

$HSPVQ ϓϩηεΛάϧʔϓԽ͠ɼάϧʔϓʹରͯ͠Ϧιʔε੍ݶΛߦ͏ɽผʹίϯςφઐ ༻ͷ࢓૊ΈͰ͸ͳ͍ɽ DQV DQVBDDU DQVTFU u $'4 $PNQMFUFMZ'BJS4DIFEVMFS
CBOEXJEUIDPOUSPMɽ୯Ґ࣌ؒ಺ͷ άϧʔϓ಺ͷλεΫ͕࣮ߦͰ͖Δ߹ܭ࣌ؒΛ੍ݶ͢Δ Ͱ࣮૷ ૬ର഑෼ɽάϧʔϓؒͷ$16࣌ؒͷׂ౰ͷׂ߹Λࢦఆ͢Δɽྫ͑͹ (SPVQ" (SPVQ#ͱ͢Δͱ"# ࢀߟ -JOVYͷ$'4CBOEXJEUIDPOUSPM u άϧʔϓ಺ͷ$16ϦιʔεͷϨϙʔτ $16࣌ؒ u ׂΓ౰ͯΔ$16 ϝϞϦϊʔυͷׂ౰

$HSPVQ EFWJDF GSFF[FS NFNPSZ CMLJP #MPDL*0 u σόΠε΁ͷΞΫηεڐՄɼ੍ݶͷࢦఆ
u άϧʔϓ಺ͷϓϩηεΛશͯҰ࣌ఀࢭ͢Δ u ϝϞϦϦιʔεͷ੍ݶ ϢʔβϝϞϦɼΧʔωϧϝϞϦ u *0XFJHIUDPOUSPMMFS Ҏ߱ άϧʔϓͷ༏ઌ౓Λࢦఆ͢Δ *0UISPUUMJOH Ҏ߱ άϧʔϓ಺ͷϓϩηεͷσόΠεʹର͢Δ CZUFTTFDPOEͷ߹ܭͷࢦఆ ࢀߟ -JOVYͷ৽ػೳ*0UISPUUMJOH

$HSPVQ IVHFUMC QFSG@FWFOU OFU@DMT OFU@QSJP u IVHFUMCʹର͢Δ੍ݶ Ҏ߱ NNIVHFUMCBEEOFX)VHF5-#DHSPVQ
u άϧʔϓ୯ҐͰQFSGπʔϧͰϞχλϦϯά ύϑΥʔϚϯεղੳ u ύέοτʹࣝผࢠΛ͚ͭɼτϥϑΟοΫίϯτϩʔϧ UD ͱOFUpMUFS Ҏ߱ ͰίϯτϩʔϧՄೳʹ u άϧʔϓؒͰͷωοτϫʔΫͷ༏ઌ౓ΛΠϯλʔϑΣʔεຖʹࢦఆ͢Δ -JOVYͷ৽ػೳ/FUXPSLQSJPSJUZDHSPVQ -JOVYͷ৽ػೳ/FUXPSLQSJPSJUZDHSPVQ

$HSPVQ $HSPVQ͸ίϯςφͱؔ܎ͳ͘࢖༻Մೳ # mount -t tmpfs cgroup_root /sys/fs/cgroup #
mkdir /sys/fs/cgroup/memory # mount -t cgroup -o memory cgroup /sys/fs/cgroup/memory (ϝϞϦαϒγεςϜͷϚ΢ϯτ) # mkdir /sys/fs/cgroup/memory/test01 ("test01" ͱ͍͏άϧʔϓͷ࡞੒) # echo $$ > /sys/fs/cgroup/memory/test01/tasks (ϓϩηεΛάϧʔϓʹొ࿥) # cat /sys/fs/cgroup/memory/test01/tasks (άϧʔϓ಺ͷϓϩηεͷ֬ೝ) 2824 2837 # echo 30M > /sys/fs/cgroup/memory/test01/memory.limit_in_bytes (άϧʔϓʹରͯ͠ϝϞϦ্ݶ 30M ͱ͍͏੍ݶΛઃఆ) # cat /sys/fs/cgroup/memory/test01/memory.limit_in_bytes (੍ݶ஋ͷ֬ೝ) 31457280 # cat /sys/fs/cgroup/memory/test01/memory.usage_in_bytes (ݱࡏͷ࢖༻ྔͷ֬ೝ) 565248

-9$Ͱ࢖͏ωοτϫʔΫػೳʙWFUI 0QFO7;7JSUVP[[P༝དྷͷػೳ ରͱͳΔΠϯλʔϑΣʔεΛੜ੒͠ɼΠϯλʔ ϑΣʔεؒͰ௨৴Λߦ͏ -BZFSͷτϯωϧ ରͷยํΛϗετଆͷϒϦοδʹɼยํΛίϯ ςφʹ઀ଓ ίϯςφଆͷΠϯλʔϑΣʔε͸ ίϯςφͷ/FUXPSL/BNFTQBDFʹଐ͢Δ Α͏ʹઃఆ͞ΕΔͷͰϗετ͔Β͸ݟ͑ͳ͍
u u u

-9$Ͱ࢖͏ωοτϫʔΫػೳʙNBDWMBO ෺ཧΠϯλʔϑΣʔεʹผͷ."$ΞυϨε͕෇͍ͨ৽͍͠ΠϯλʔϑΣʔεΛ ࡞੒ɽ͜ͷΠϯλʔϑΣʔεΛίϯςφʹׂ౰ ෺ཧΠϯλʔϑΣʔεΛͦͷ··࢖͏ͷʹ͍ۙͷͰෛՙ͕௿͘ɼύϑΥʔϚϯε ͕ྑ͍܏޲ ࢀߟ NBDWMBOΛ࢖ͬͯΈΔ ᱜӍͷΧʔωϧ୳ݕୂʢ୞ࠓૺ೉த͆ MYDͷԾ૝ωοτϫʔΫͷύϑΥʔϚϯεଌఆ u
෺ཧΠϯλʔϑΣʔεΛQSPNJTDVPVTϞʔυʹͯ֘͠౰."$ΞυϨε ͷύέοτΛड͚औΔ Ϟʔυͷઃఆ͕ଘࡏQSJWBUF WFQB CSJEHF u u u

σϞ ʙ654/BNFTQBDF unshare --uts /bin/bash hostname hogehoge.example.jp hostname

-JOVYΧʔωϧͱίϯςφ

-JOVYΧʔωϧͷόʔδϣϯͱίϯςφ ͜͜ͷৄࡉ͸ୈճɼୈճͷࢲͷࢿྉΛ͝ࢀর͍ͩ͘͞ɽ u ͋ͨ͜͜Γ͔Βঃʑʹ࣮૷͕ਐΈͩ͢ .PVOU/BNFTQBDFΛআ͘
u TFUOTͷ࣮૷ HMJCD͸͔Β OTDHSPVQ࡟আ u ͦͦ͜͜࢖͑ΔΜ͡Όͳ͍Ͱ͔͢ 6CVOUV-54Ͱͦͦ͜͜-9$͕࢖͑Δ

-JOVYΧʔωϧͷόʔδϣϯͱίϯςφ u ίϯςφతʹ͸Ұ௨Γͷػೳ͕ἧͬͨόʔδϣϯ 6TFS/BNFTQBDF͕࣮૷
͔͠͠ଟ਺ͷ'JMFTZTUFNͰະ࣮૷ TFUOT ͕શͯͷ/BNFTQBDFʹՄೳʹ QSPD<1*%>OTͷվྑ ΧʔωϧϝϞϦʹର͢ΔDHSPVQʹΑΔ੍ݶ͕Մೳʹ u 9'4Λআ͘ϑΝΠϧγεςϜͰͷ࣮૷͕׬ྃ u 9'4Ͱͷ6TFS/BNFTQBDFαϙʔτ ͔͠͠-9$ͰTFUOTΛ࢖༻͢ΔMYDBUUBDI͸Ͱಈ࡞͠ͳ͘ ͳͬͨ u MYDBUUBDI΋ಈ࡞͢ΔΑ͏ʹͳͬͨ ༗ޮʹ͢΂͖ػೳΛ࢖͍ͳ͕Βɼίϯςφͷओཁػೳ΋ἧͬͨόʔδϣϯ͔ ΋

DHSPVQ࠶ઃܭʙݱࡏͷDHSPVQͷ໰୊఺ ࠓͷDHSPVQ͸·ͱ΋͡Όͳ͍ ࢀߟ -JOVYΧʔωϧͷ͢΂ͯDHSPVQͷ࠶ઃܭ ݪจ ࢀߟ $IBOHFTDPNJOHGPSTZTUFNEBOEDPOUSPMHSPVQT u ඪ४తͳΧʔωϧͷ"1*͔Β͔ͳΓҳ୤͍ͯ͠Δ ϑΝΠϧγεςϜ͔ͩΒΞΫηεݖ͑͋͞Ε͹୭Ͱ΋ΧʔωϧΛ੍ޚͰ͖Δ
αϒγεςϜຖʹগͣͭ͠ಈ͖͕ҧͬͨΓ ৭ʑͳॴʹϚ΢ϯτͰ͖ͨΓ ෆඞཁʹෳࡶ u u

DHSPVQ࠶ઃܭ Ͱ΋ࠓͷDHSPVQͱޓ׵ੑΛอͬͨ··શ෦·ͱ΋ʹ͢Δͷ͸ෆՄೳ ͡Ό͋ɼͱΓ͋͑ͣग़དྷͦ͏ͳॴΛ΍Ζ͏ u u ୯Ұ֊૚ߏ଄ TBOF@CFIBWJPSΦϓγϣϯ DHSPVQ͸TZTUFNE ΍ଞͷιϑτ
͕࡞੒ͯ͠؅ཧ͢ΔΑ͏ʹͯ͠ɼ ୭Ͱ΋DHSPVQΛ௚઀͍͡Δ͜ͱ͕Ͱ͖ͳ͍Α͏ʹ͠Α͏ αϒγεςϜಠಛͷมͳػೳΛࢭΊͯҰ؏ੑͷ͋Δಈ͖Λڧ੍͢Δ DHSPVQGTͷϚ΢ϯτΦϓγϣϯOPQSFpYͱDMPOF@DIJMESFO͕ڐ Մ͞Εͳ͘ͳΔ SFNPVOUͰ͖ͳ͍ͳͲ ࢀߟ DHSPVQJOUSPEVDFTBOF@CFIBWJPSNPVOUPQUJPO

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DPOUBJOFST.- ลΓ͔Βٞ࿦͕ ੝Γ্͕͍ͬͯͨ ·ͩ·ͩٞ࿦ͱ։ൃ͕ඞཁͳײ͡

,FSOFMͷίϯςφؔ܎ػೳͷࠓޙdͦͷଞ 4ZTMPH/BNFTQBDF QSPDͷNFNPSZͳͲͷ౷ܭ஋ DIFDLQPJOUSFTUPSFؔ܎ػೳͷػೳ௥Ճ͕සൟʹߦΘΕ͍ͯΔ NFNPSZDHSPVQʹHSPVQຖͷTXBQϑΝΠϧαϙʔτػೳ ϓϩηε͕Ͳͷάϧʔϓʹଐ͍ͯ͠Δ͔Λऔಘ͢Δػೳ u 4UFQQJOHDMPTFSUPQSBDUJDBMDPOUBJOFSTTZTMPHOBNFTQBDFT MXOOFU "EEOBNFTQBDFTVQQPSUGPSTZTMPH
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-9$։ൃͷಈ޲ ݱঢ়ɼ࣍ͷϝδϟʔόʔδϣϯΞοϓͷ࿩͸͋·Γͳ͘ͷ׬੒౓Λ্͛Δಈ ͖͕த৺ DHNBOBHFS ϩΪϯάվྑ u u TZTUFNEΛ࠾༻͍ͯ͠ͳ͍γεςϜͰͷDHSPVQ؅ཧπʔϧ MYD΋࣮ݧతʹαϙʔτ
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ϝʔϦϯάϦετ຋༁ MYD+1άϧʔϓ MYDNBOQBHFT຋༁ MJOVYDPOUBJOFSTPSH຋༁ u ίϯςφͷ࿩Λ·ͬͨΓ΍͍ͬͯ·͢ɽͨ·ʔʹ͔͠ϝʔϧ͸དྷ·ͤΜɽ MYDKQͱ͍͏໊લͰ͕͢ɼ࿩୊͸-9$ʹݶΒͣԿͰ΋0,Ͱ͢ɽ u ڠྗऀืू
ಛʹࠪಡ u ڠྗऀืू

ࠓޙฉ͍ͯΈ͍ͨ࿩ 3)&-MJCWJSUͷίϯςφ࣮૷ EPDLFSํ໘ͷॾʑ ׆༻ࣄྫ ίϯςφؔ࿈࣮૷ͷ΋ͬͱਂ͍࿩ "QBDIF.FTPT $3*6 u u u
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5IBOL:PV *NQPSUBOUDPOUBDUJOGPSNBUJPOHPFTIFSF UXJUUFS!UFO@GPSXBSE XXX XXXUFOGPSXBSEXT HJUIVCHJUIVCDPNUFOGPSXBSE

Linuxコンテナ入門 〜コンテナの基礎と最新情報〜 (2014-04-12)

Linuxコンテナ入門 〜コンテナの基礎と最新情報〜 (2014-04-12)

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Linuxコンテナ入門〜コンテナの基礎と最新情報〜 (2014-04-12)

Linuxコンテナ入門〜コンテナの基礎と最新情報〜 (2014-04-12)