• ʮγεςϜ͕େ֎ཚͳͲʹΑͬͯ௨ৗ࣌ͷಈ࡞ঢ়ଶΛҡ࣋Ͱ͖ͳ͍߹ɺੑೳԼͤͯ͞ಈ࡞Ͱ͖Δʯ • ʮঢ়گ͕ճ෮ͨ͠Β͔ʹݩͷঢ়ଶ·ͨͦΕʹ४͡Δঢ়ଶʹ෮چͰ͖Δʯ • ϨδϦΤϯτੑͷ͋Δڍಈ͕Ͱ͖Δ͜ͱ • Safety-I Λશ໘൱ఆ͍ͯ͠ΔͷͰͳ͘ɺͦͷઌʹ͋Δͷ 10 E.Hollnagel, Safety-I and Safety-II - The Past and Future of Safety Management, Ashgate Publishing Ltd., Surrey, England, 2014. Web System Artchitecture ݚڀձ #4 (@itkq) 14
• Web γεςϜͷ৴པੑΛ੍ޚ͢Δํ๏ => SRE • SRE ϨδϦΤϯεΤϯδχΞϦϯάͷ1ͭͷ࣮ͱ͍͑Δ 7 Site Reliability Engineering, Betsy Beyer, Chris Jones, Jennifer Petoff and Niall Richard Murphy Web System Artchitecture ݚڀձ #4 (@itkq) 19
SLO ΛԼճΔ͜ͱͳ͘มߋͷͷ࠷େԽΛ ٻ͢Δ͜ͱ7" • ΤϥʔόδΣοτΛ͍Ռͨ͞ͳ͍ͨΊʹ Safety-II ΛߴΊΔඞཁ͕͋Δ • ϨδϦΤϯτੑΛϓϩηεධՁ͢ΔͨΊͷํ๏ͱͯ͠োΛΤϛϡϨʔτ ͢ΔΧΦεΤϯδχΞϦϯά͕͋Δ 7 Site Reliability Engineering, Betsy Beyer, Chris Jones, Jennifer Petoff and Niall Richard Murphy Web System Artchitecture ݚڀձ #4 (@itkq) 22