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SREの車窓から
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nwiizo
August 11, 2021
Programming
0
1.2k
SREの車窓から
GeekGig #1 〜Goと私の一年〜
https://showcase-gig.connpass.com/event/217914/
nwiizo
August 11, 2021
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Transcript
݄(FFL(JHʙ(PͱࢲͷҰʙ!OXJJ[P 43&ͷं૭͔Β ΤϯδχΞϦϯάͱ͍͏ཱྀͰͲΕʹΔͷ͔ʁ ͘͠Βͳ͍ͷ͔ʁ
"CPVU4IBLF w 43&ࢧԉٕज़ࢧԉ w 4SFBLFۚ༥ɾҩྍɾಈը৴ɾ"*ɾήʔϜͳͲٕज़ྗ͕ٻΊΒΕΔྖҬͰ๛ͳܦݧΛ࣋ͭ43&͕ू·ͬͨνʔϜ ʹΑΔٕज़ࢧԉαʔϏεͰ͢ɻઓུࡦఆ͔Βઃܭɾߏஙɾӡ༻ɺ4BB4ఏڙ·Ͱɺ෯͍ྖҬΛαϙʔτ͠·͢ɻ Sreake ྲྀ SRE
Roadmap SRE ͷ։࢝ ·ͣখ͘͞ɻ ޮՌ͕࠷େݶʹग़Δͱ͜Ζ ͔Βίπίπͱ࢝ΊΑ͏ SRE νʔϜͷఆٛ ৫ʹ͋ͬͨ SRE Λఆٛ͠Α͏ SRE࣮ફ SLIɾSLO ͷઃఆ Toil ݮ (ࣗಈԽਪਐ) SRE ͷൃలͱܧଓ SREͷจԽ͕ਁಁ͢Δ Error Budget Λݩʹ ۀΛίϯτϩʔϧ͍ͯ͘͠ ଞʹ͍͔ͭ͘ͷࣄۀΛ͍ͬͯͨΓ͢Δ͕
43&ͷ࣮ફ༰ ྫ • ࢹج൫ಋೖ ◦Loggin g ◦Monitorin g ◦AP
M • SLI / SLO ͷఆٛ • ӡ༻ମ੍උ ◦ΠϯγσϯτରԠɾཧ ◦ޮՌతͳΞϥʔτ • IaC (Infrastructure as Code ) ◦ߏཧͷ࣭νΣοΫ ◦GitOps • CI/CD ಋೖ ◦σϓϩΠͷࣗಈԽ ◦ίʔυ࣭ɾ੬ऑੑͷݕࠪ ◦DevSecOp s • ΞϓϦέʔγϣϯͷύοέʔδԽ ◦ίϯςφ • ύϑΥʔϚϯεੳ ◦ࢄτϨʔγϯά ◦ෛՙࢼݧ ◦ΧΦεγφϦΦࢼݧ ্هͷΑ͏ͳಋೖࢧԉΛߦͳ͓ͬͯΓɺ OXJJ[Pۀͱ֤༷ͯࣾ͠ͱҰॹʹ43&ʹؔ͢Δ͍͖ͬͯΛ͍ͬͯΔ
(PͱࢲͷҰͱ͍͏͜ͱͰ 2ࠓࢲ͕(PݴޠͰԿΛ͍͔ͯͨ͠ʁ "΄΅શͯͰ(PݴޠΛར༻͍ͯ͠Δ Ұࡢ͙Β͍͔ΒنײͰ1ZUIPOγΣϧεΫϦϓτΛબ͢Δͱ͍͏໘͕ݮΓ·ͨ͠ɻ GJTI γΣϧڥʹӨڹ͕͋ΔͷࣗͰϥΠϒϥϦʔͷ։ൃ͕ඞཁͰͦΕΒ͕ ໘ന͘ͳͦ͞͏ͳ߹Ҏ֎શͯ(PݴޠͰ࣮͢ΔΑ͏ʹͳΓ·ͨ͠ɻ ࠷ۙͰɺݸਓ։ൃͷੜ࢈ੑͷ؍͔Β׳Εͷ͓͔͛Ͱ(PݴޠҰʹͳͬͯΔ
͔͠ͳ͍ͷͰ લஔ͖ͦͦ͜͜ʹ ຊʹߦ͔Ͷ
43&͕(Pݴޠʹ৮ΕΔͱྑ͍͜ͱ ࣗಈԽ ίϥϘϨʔγϣϯ ղ૾
ࣗಈԽ w ָ͍ͨ͠ͱ͍͏Լ৺Ͱ͢ɻશͯͷ࡞ۀࣗಈԽ͞Εͯ΄͍͠ɻ͔͠͠ɺ։ൃεΩ ϧͳ͠Ͱਖ਼֬ʹࣗಈԽͰ͖ͣɺӡ༻εΩϧͳ͠Ͱਖ਼ࣗ͘͠ಈԽͰ͖·ͤΜɻ ͍͍॥Λ࡞Γ͍ͨɻ w ࡢࠓͷӡ༻๊͕͑ΔࣗಈԽιϑτΣΞνʔϜͷ֩৺Ͱ͋ΔܧଓతͳσϓϩΠ ٛͰ͋ΔܧଓతσϦόϦʔ͚ͩͰ͋Γ·ͤΜɻ͔͠ɺ͜ͷʹશͯ ͷΛҰڍʹղܾͯ͘͠ΕΔΧϦεϚతͳπʔϧଘࡏͤͣɻ͍͔ͭ͘ͷπʔ ϧΛ߹Θͤͯར༻͢Δ͜ͱʹͳΓɺ(Pݴޠ͞·͟·ͳπʔϧʹରԠ͓ͯ͠Γ
·͢ ͪͳΈʹɺγΣϧεΫϦϓτͷࣝେࣄ ɻࣗ࡞Մೳɻ w ΫϥυωΠςΟϒͳੈքͰϓϩάϥϚϒϧʹ੍ޚͰ͖Δ ൣғ͕(Pݴޠͩͱ͍
ίϥϘϨʔγϣϯ w ։ൃऀʹӡ༻εΩϧ͕ඞཁͰ͢ɻ൴ΒͷίʔυΛॻ͘͜ͱ͚ͩͰͳ͘ɺγε ςϜΛຊ൪ڥʹσϓϩΠͯ͠ΞϥʔτΛࢹ͢Δ͜ͱͰ͢ɻಉ༷ʹӡ༻ऀʹ։ൃͷ εΩϧ͕ඞཁͰ͢ɻຊ൪ΞϥʔτΛࢹ͢Δ͜ͱ͚ͩͰͳ͘ɺෆ۩߹͕ىͬͨ࣌͜ͷ ࣄͷೝࣝɺίʔυͷಛఆɺมߋͳͲͰ͖Εྑ͍ؔʹͳΔΜͰͳ͍Ͱ͠ΐ͏͔ʁ w ͠ɺ։ൃνʔϜͱӡ༻νʔϜ͕ಉ͡ϓϩάϥϛϯάݴޠͰ։ൃ͍ͯͨ͠ΒૉΒ͍͠ ͱࢥ͍·ͤΜ͔ ·͊ͲΜͳݴޠͰ͍͍͚Ͳ
ʁɻͦΕͦ͜ɺॻ੶Ͱ͔͠จࣈͱͯ͠ೝ ͔ࣝͯ͠͠ͳ͍։ൃνʔϜͱӡ༻νʔϜؒͷํͷίϥϘϨʔγϣϯ͕ൃشͤ͞ΕΔ ͷͰͳ͍Ͱ͠ΐ͏͔ʁ։ൃͱӡ༻͕ڠྗͯ͠πʔϧࣝ։ൃͱӡ༻ͷؒͷͯ͢ Λํʹੜ͔͞Εͯޭଋ͞Εͨײ͕͖ͯ͡͠·ͤΜ͔ʁ
ղ૾ w (PͰ։ൃ͞ΕͨੈքͷૉΒ͍͠πʔϧϛυϧΣΞͷ࣮͕ಡΊΔͱࣗ ͷνʔϜͷ։ൃӡ༻ͷʹཱͭ͜ͱࣗࣗͷ࣮ྗʹͳΔ͜ͱଟ͘ ྑ͍॥͕·ΘΔΑ͏ʹͳΔɻ w ݱࡏɺ43&ΠϯϑϥΤϯδχΞ͕͏ଟ͘ͷπʔϧϛυϧΣΞ͕(Pݴ ޠͰ։ൃ͞Ε͍ͯΔɻͦͷͨΊɺ(Pݴޠಛ༗ͷΤϥʔϩάͷϝοηʔδʹ ׳Ε͓ͯ͘͜ͱʹΑͬͯࠓ·ͰɺෆࢥٞͰҙຯͷͳ͔ͬͨจࣈྻ͕։ൃऀ͔Β ͷϝοηʔδʹݟ͖͑ͯͯσόοά࣌ൃੜ࣌ʹඇৗʹʹཱͪ·ͨ͠ɻ
w πʔϧϛυϧΣΞΛ͍ͬͯΔ࣌ͷղ૾͕άοͱ্͕ͬͨؾ͕͢Δ
%0/& ߴධՁˍνϟϯωϧొ͓Ͷ͕͍͠·͢