Software Engineer ʹΑ࣮ͬͯݱ͢ Δ͜ͱʯ (*1) • ίΞίϯηϓτͱͯ͠ SLI/SLO(*2) ͕͋ΓɺϢʔβ͕ظ͢Δ αʔϏεϨϕϧΛࢦඪԽ͠ɺػೳ։ൃͱඇػೳ։ൃͷͲͪ Βʹࢿ͢Δ͔ͷࢦͱ͢Δ *1 Site Reliability Engineering: https://sre.google/sre-book/introduction/ our Site Reliability Engineering teams focus on hiring software engineers to run our products and to create systems to accomplish the work that would otherwise be performed, often manually, by sysadmins. *2 Service Level Indicator / Service Level Objectives ͷ͜ͱ
99.9, 99.99% ͱ 9ͷܻΛ૿͢ͱͦͷͨΊͷίετ͕େ͖͔͔͘Δ • 100% ෆՄೳ = োى͖Δͷɺͱ͍͏લఏΛ͖࣋ͭ *3 Site Reliability Engineering: https://sre.google/sre-book/introduction/ The error budget stems from the observation that 100% is the wrong reliability target for basically everything