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SRE定例やその辺の取り組みをアプリケーションエンジニア目線で語る / "Observe" a...
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mackee
October 20, 2023
Programming
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SRE定例やその辺の取り組みをアプリケーションエンジニア目線で語る / "Observe" about SRE Meeting by Application Engineer
https://connpass.com/event/298302/
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Transcript
SREఆྫͦͷลͷऔΓΈ ΛΞϓϦέʔγϣϯΤϯδχ ΞઢͰΔ ৫֦େͱڞʹൃੜ͢ΔιϑτΣΞ࣭ͷ՝ͱཪLT@ࠇ ໘ന๏ਓΧϠοΫ @macopy 2023-10-20
୭ʁ • ໘ന๏ਓΧϠοΫ • GCࣄۀ෦Tonamel • ݩιγϟή • αʔόʔαΠυΤϯδχΞ •
ISUCON11༏উ👑 • ISUCON12ग़📔
Tonamel • 2016ʹαʔϏε։࢝ • 6 • TCGɾ֨ήʔͳͲͷେձɾΠϕϯτ ӡӦͷͨΊͷαʔϏε • τʔφϝϯτදߏஙɾਐߦͳͲ
ΧϠοΫͷαʔϏε։ൃελΠϧ • ։ൃͨ͠ਓ͕ӡ༻Δ ΞϥʔτରԠΔ • ྺ࢙తʹΠϯϑϥߏஙαʔόʔαΠυΤϯδχΞͷྖ • ͱ͍͑ਓͦΕͧΕಘҙɾෆಘҙ͋Δ • αʔϏεͷछྨ͕ଟ͍
• WebαʔϏεɾήʔϜɾΩϟϯϖʔϯαΠτetc…
ͱ͍͑։ൃΔਓ͕ӡ༻ΛΔͱ • ʮͲͪΒ͔͕͓Ζ͔ͦʹͳΔʯ • αʔϏε։ൃνʔϜαʔϏε։ൃͷํʹҙ͕͍͍ࣝͯΔͷͰɺ৽ ͘͠ੵΉ෦ΑΓɺੲੵΜͰٺ͍ͪͯ͘ํʹҙ͕ࣝ૬ରతʹ͔ͳ͍ • Ұൠతʹҡ࣋͢ΔࣄΑΓ৽͘͠࡞Δࣄͷ΄͏͕ධՁ͞Ε͕ͪ • (ྑ͍ѱ͍͜͜Ͱ͡ͳ͍)
खΛ͚ͳ͚Ε͍͚ͳ͍͕ޙճ͠ʹ͕ͪ͠ͳ ͜ͱ͕ཷ·Δ • ϥΠϒϥϦɾϛυϧΣΞͷEoLରԠ • ΞϥʔτͷৼΓฦΓ • CVEͷରԠ
Αͬ͠ΌɺSREνʔϜ͕͍Δ͔Β ͤΑ͏ʂ...Ͱͳ͍
ΧϠοΫͷSREνʔϜ • ʮඪSREνʔϜͷࣄΛͳ͘͢͜ͱʯ • खΛಈ͔͢ͷجຊతʹαʔϏεଆͷΤϯδχΞ͕ͩ… • ਓʹΑͬͯಘҙɾෆಘҙ͋Δ • SREνʔϜ͕ࣾͰԣஅతʹಘͨݟπʔϧΛαʔϏεଆʹల։͢Δ ͜ͱͰαʔϏεӡ༻Λྑ͘͢Δ
• Մ༻ੑʹϑΥʔΧε͍ͯ͠Δ => αʔϏεଆΤϯδχΞͱࢹ͕ҧ͏
Ͳ͏ͬͯSREνʔϜʹ པΔ͔ ͜ͷαʔϏεଆΤϯδχΞࢹͰ͢
αʔϏεͷΤϯδχΞͱSREͱͰ ຖिSREఆྫΛ͍ͬͯ·͢
SREఆྫͰ֬ೝ͍ͯ͠Δ͜ͱ • αʔϏεଆΤϯδχΞ͕ࠓिͬͨ͜ͱɾདྷिΔ͜ͱ • SREͷλεΫ֬ೝ • EoLͩͬͨΓϝϯςφϯεͳͲͷ֬ೝ • SLI/SLOΞϥʔτͷ֬ೝ •
Πϯϑϥίετͷ֬ೝ
αʔϏεଆͷΤϯδχΞ͕Կ͍ͬͯΔ͔ΛԿ ނݴ͏͔ • Ͳ͏͍͏։ൃ͕ਐߦ͍͍͙ͯͯͭ͠Β͍ʹग़Δͷ͔ͱ͔Λ͜͜Ͱಉظ ΛऔΔ • جຊతʹ৽ػೳͱՄ༻ੑΛଛͳ͏ํʹಇ͘ • Մ༻ੑʹӨڹ͕ग़ΔΑ͏ͳ࡞ΓํΛ͜͜Ͱࢦఠͯ͠Β͏ •
ϝτϦοΫΞϥʔτͷҙຯΛΔʹΞϓϦέʔγϣϯͷڍಈ ෛՙ͕དྷΔ࣌ؒଳͳͲΛΒͳ͚Ε͍͚ͳ͍
EoLΞϥʔτͷ֬ೝ • ԿΛΕ͍͍͔ΛνʔϜશମͰಉظΛऔΔ • ҙࣝͷڞ༗ • AWS Health Dashboardʹ·ͱ·͍ͬͯΔͷͰͦΕΛօͰಡΉ •
ಡΜͩ݁ՌɺωΫετΞΫγϣϯ͕ඞཁ͔ɺඞཁͳΒ୭͕Δ͔ɺ Ͳ͏Δ͔ΛܾΊΔ issueΛཱͯͨΓͳͲ͢Δ • ؆୯ͳ࡞ۀͳΒmeetsͰөͯͦ͠ͷͰΔ
ʑൃੜ͢ΔΞϥʔτͷ֬ೝ
SREఆྫͰେࣄͩͱࢥ͍ͬͯΔ͜ͱ • ใΛಥ͖߹Θͤͯਅ࣮ʹۙͮ͘ • ݟ͍ͯΔͷɾࢤ͕ҧ͏ਓ͕ू·Δͱɺͷͷݟํ͕ଟ໘తʹͳΔ • ಉ͡ΞϥʔτϝτϦοΫͰҧ͏ݟํΛ͢Δ͜ͱ͕͋Δ • ΞϓϦέʔγϣϯͷڍಈυϝΠϯࣝαʔϏεଆͷΤϯδχΞ ͷ΄͏͕ৄ͍͠
• Πϯϑϥʹର͢ΔࣝଞͷαʔϏεݟ͍ͯΔSREͷ΄͏͕ݟ ͕͋Δ
ҙݟΛ࣋ͪدΔͱ۩ମతͳΞΫγϣϯʹͭͳ͛ ΒΕΔ • ಉظతίϛϡχέʔγϣϯͷԸܙ • ඇಉظͩͱʹු͖͕ͪ • ͰEoLͷରॲͱ͔ʹු͍ͯΒͬͯࠔΔ • ҙࣝͷڞ༗
• ςΩετͰඇಉظతʹ͛ΒΕΔΑΓಉظతʹݴΘΕͨ΄͏͕ ҙࣝΛڞ༗Ͱ͖Δ
ఆظతʹ͕͋͢Δͱ ࣄ͕લʹਐΈ͍͢ ͱࢥ͏
୭͕EoLʹରॲ͢Δ͔ • جຊతʹͬͨ͜ͱ͕ͳ͍ਓ͕ͬͯΈΔ • όεΛߴ͘͢Δ • ͨͩҰൠతʹͬͨ͜ͱ͕ͳ͍͜ͱͬͯऔΓΉͷ͕͍͠ • աڈͷࣅͨΑ͏ͳͭͷखॱॻΛൃ۷͢ΔͷSREఆྫͰΓ͕ͪ •
ͱΓ͋͑ͣͲ͏͍͏͜ͱΛΕ͍͍͔ͦΕͰ͔Δ • ୭ͬͨ͜ͱ͕ͳ͍͜ͱSREಘҙͳਓ͕Δ • …ͱ͍͏จԽৢΛͯ͠ΈΜͳΠϯϑϥ৮ΕΔͧͱ͍͏ײ͡ʹ͢Δ
ෆศΛޱʹग़͢ͱ͍͍͜ͱ͕͋Δ • ʮ͜ΕΓʹ͍͘ʯʮ͜Ε໘ʯͱ͍͏͕SREఆྫͰग़Δ • Πϯϑϥ࡞ۀͰ͋ͬͨΓɺΞϓϦέʔγϣϯͷ։ൃ্ͷোͩͬͨΓ • ࣍ͷिʹͦ͏͍ͬͨෆศΛղফ͢Δൿີฌث͕SREͰ࡞͞Ε͍ͯͨΓ ͢Δ • ΧϠοΫSREνʔϜτΠϧΛࣗಈԽπʔϧԽͰͳ͘͢จԽͳͷ
Ͱɺͦ͏͍͏จԽΛར༻ͯ͠։ൃνʔϜޮԽͰ͖Δ
ҧ͏ࢹΛࠞͥΔ͜ͱͰ αʔϏεΛ͍͍ײ͡ʹ ӡ༻Ͱ͖͍ͯΔͷͰʁ ͱ͍͏ؾ͖ͮͰͨ͠
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