AWSͰԽ͢Δͱ͖ʹ͓͖͍ͬͯͨ͋Ε͜Εʹ͍ͭͯ·ͱΊͨ2016.03.22ɹͮձɹvol.3
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ࣗݾհ໊લ:ɹϠελΧ৬छ:ɹόοΫΤϯυΤϯδχΞॅॴ: ɹݝʢ৲ބͷۙ͘ʣΤϯδχΞྺ:ɹ̍͘Β͍LIGྺ:ɹ
AWSͷΦʔτεέʔϧઃఆ
Φʔτεέʔϧͷಛͱར• յΕͨΒ͙͢ަ• ඞཁͳ࣌ʹඞཁͳ͚ͩϦιʔεΛ֬อ
ΦʔτεέʔϧͷΛ͢Δલʹ…• εέʔϧΞοϓɾɾɾαʔόʔͷεϖοΫΞοϓ• εέʔϧμϯɾɾɾαʔόʔͷεϖοΫμϯ• εέʔϧΞτɾɾɾαʔόʔͷ૿• εέʔϧΠϯɾɾɾɾαʔόʔͷݮΦʔτεέʔϦϯάͷػೳ
Auto ScalingͷجຊతͳߏElastic LoadBalancingAmazonCloudWatchalarm Auto Scalinginstance instance instanceᶃϦιʔεͷࢹᶄᮢΛ͑ͨΒΞϥʔϜᶅAuto Scalingͷൃಈᶆ৽نΠϯελϯεͷ࡞
Auto Scalingʹ͓͚Δ̏ͭͷઃఆ߲
Auto ScalingͷઃఆᶃىಈઃఆᶄAuto ScalingάϧʔϓᶅεέʔϦϯάϙϦγʔ→ىಈ͢ΔEC2ΠϯελϯεͷύϥϝʔλΛઃఆ→Auto Scalingͷશମతͳઃܭ(Πϯλϯεͷ࠷େɾ࠷খɾرΛઃఆ)→εέʔϧϦϯά͢Δ݅ύϥϝʔλͱCloud WatchɹΛઃఆ
εέʔϦϯάϙϦγʔͷઃఆ̏छྨͷΞδϟετϝϯτλΠϓλΠϓ ҙຯ$IBOHF*O$BQBDJUZ ΠϯελϯεΛݱঢ়ͷ͔Βઃఆͨ͠૿ݮͤ͞Δɻ&YBDU$BQBDJUZ ΠϯελϯεΛݱঢ়ͷʹؔͳ͘ৗʹઃఆͨ͠ʹ͢Δɻ1FSDFOU$IBOHF*O$BQBDJUZ ΠϯελϯεΛઃఆͨ͠Λඦʹجׂͮ͘߹Ͱ૿ݮ͢Δɻ
εέʔϦϯάϙϦγʔͷύϥϝʔλ໊߲ આ໌໊લ 4DBMJOH1PMJDZͷ໊લ࣍ͷ߹ʹϙϦγʔΛ࣮ߦ 4DBMJOH1PMJDZΛ࣮ߦ͢Δ݅ $MPVE8BUDIͷ"MBSNͰઃఆΞΫγϣϯΛ࣮ߦ "VUP4DBMJOHάϧʔϓʹॴଐ͢ΔΠϯελϯεͷ૿ݮͷઃఆͦͷޙػ ଞͷεέʔϦϯάॲཧ͕࣮ߦ͞Ε͍ͯΔ߹ͷ໊߲ͪ࣌ؒ આ໌໊લ 4DBMPVUQPMJDZ࣍ͷ߹ʹϙϦγʔΛ࣮ߦ$MPVE8BUDIͰඵؒ"VUP4DBMJOHάϧʔϓͷ$16ฏۉ͕Ҏ্ʹͳͬͨ߹ΞΫγϣϯΛ࣮ߦ ΠϯελϯεΛͭ૿ͦ͢ͷޙػ ඵؒଞͷεέʔϦϯάΛͭεέʔϧΞτϙϦγʔઃఆྫ
Auto ScalingΛར༻͢ΔࡍͷΞϓϦߏͷҙ
Auto ScalingΛར༻͢Δࡍʹߟྀ͓͔ͯ͠ͳ͍ͱ…• ΞϓϦέʔγϣϯͷσϓϩΠͲ͏͢Δͷʁ• ηογϣϯใͲ͏͢Δͷʁ• ϩάϑΝΠϧͲ͏͢Δͷʁ
ΞϓϦέʔγϣϯͷσϓϩΠͲ͏͢Δͷʁύλʔϯ1: AMIʹࣄલʹσϓϩΠElastic LoadBalancinginstance instance instanceinstanceAuto ScalingAMI AMI৽͍͠όʔδϣϯͷΞϓϦΛσϓϩΠͨ͠EC2ΠϯελϯεΛAMIʹͯ͠ىಈઃఆΛ࠶࡞ɺAuto Scalingάϧʔϓʹઃఆ͠͠ɻ·ͨطଘͷΠϯελϯεݹ͍··ͳͷͰɺͦͪΒʹΞϓϦΛσϓϩΠ͢Δ͔ɺEC2ΠϯελϯεΛ1ͣͭऴྃͯ͠AMI͔Βࣗಈىಈ
ΞϓϦέʔγϣϯͷσϓϩΠͲ͏͢Δͷʁύλʔϯ2: ىಈΠϯελϯε͝ͱʹσϓϩΠElastic LoadBalancinginstance instance instanceAuto ScalingAMIEC2Πϯελϯε͕Auto ScalingʹΑΓىಈͨ͠ࡍʹΞϓϦͷσϓϩΠࣗಈతʹߦ͏ɻ۩ମతʹgitS3ͷετϨʔδʹอଘ͞Ε͍ͯΔ৽͍͠ΞϓϦΛऔಘ͢ΔΑ͏͋Β͔͡ΊAMIʹεΫϦϓτΛ࡞ͯ͠อଘɻ
ηογϣϯใͲ͏͢ΔͷʁElastic LoadBalancinginstance instance instanceηογϣϯใElastiCacheϩʔυόϥϯαʹΑͬͯΞΫηε͍ͯ͠ΔΠϯελϯε͕มΘΔ or εέʔϧΠϯ͞ΕͯΠϯελϯε͕আ͞Εͨ߹ɺηογϣϯใ͕ࣦΘΕΔɻϝϞϦΩϟογϡཧ༻ͷσʔλϕʔεΛ༻ҙ(ElastiCache)͠౷߹తʹηογϣϯใͳͲͷσʔλΛ֨ೲ
ϩάϑΝΠϧͲ͏͢Δͷʁෛՙ͕མͪண͍ͯεέʔϧΠϯ͢Δ߹ɺEC2Πϯελϯε͕ऴྃ͞ΕΔͨΊγεςϜϩάΞϓϦέʔγϣϯϩάΠϯελϯεͱͱʹআ͞Εͯ͠·͏ɻͲͷEC2Πϯελϯεͷϩά͔ผͰ͖ΔΑ͏ʹͨ͠͏͑ͰS3ʹఆظతʹอଘ
࣮ࡍʹෛՙΛ͔͚ͯࢼ͢
ෛՙ֬ೝํ๏1. yesίϚϯυZFTEFWOVMMͱ͔ʜZFTEFWOVMMZFTEFWOVMMͭͷϓϩηεΛ͏ZFTEFWOVMMZFTEFWOVMM2. stressίϚϯυΛΠϯετʔϧͯ͠͏TVEPZVNJOTUBMMTUSFTTZ3. JmeterΛ͏ࢀߟ: http://dev.classmethod.jp/server-side/server/use-stress-tool-on-ec2/ࢀߟ: http://www.techscore.com/tech/Java/ApacheJakarta/JMeter/index/
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