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ISUCON 反省会
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Sho Kusano
January 11, 2024
Programming
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ISUCON 反省会
反省しろ
Sho Kusano
January 11, 2024
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Transcript
4IP,64"/0SPTZMJMMZ *46$0/লձ-5 ͋ͳͨ࡞ΕΔ*46$0/
w 4IP,64"/0SPTZMJMMZ w *46$0/ʹڊେͳײ͕͋Γ͗ͯ͢ ͖ͱ͔ݏ͍ͱ͔Ͱͳ͘ͳͬͨ w ීஈ͞·͟·ͳࣄΛ͍ͯ͠·͢ w ৽࡞ؒʹ߹ͬͨͱ͍͑ؒʹ߹͚ͬͨͲ
ؒʹ߹ͬͯͳ͍ͱ͍͑ؒʹ߹͍ͬͯ·ͤΜ w ͞Μʹ-5ͷॱ൪Ͱจ͕͚͋ͬͨͲ ݴΘͣͱ͍͍ײ͡ʹͳͬͨͷͰ͜Ε͕ӡ໋ྗͰ͢ ͜Μʹͪ ࣗݾհ
w ʹҰճͩͱউͭνϟϯε͕ബ͍ w Զ͚ͩຖճࣗಈతʹ༏উͱ͍͏͜ͱʹͳΓ͍ͨ w ࣗಈతʹ༏উ͢Δํ๏ͱ w ࡞Λ͢Δͱ͑Λ΄΅͍ͬͯΔͷͰ༏উͰ͖Δ w ࡞ऀԿग़ͯʮ͍͢͝Ͱ͢Ͷ
স ʯͰϚϯτ͕औΕΔ w ͜Ε͏࡞͢Δ͔͠ͳ͍ʂ ΕͱݴΘΕͨ͘ͳ͍ ຖ*46$0/͕ͨ͠ ͍c͘ͳ͍
w ࣗͳΓͷ࡞ͷܕ͕͋Δͱɺ͓͓ͬ͟ͺͳݪܕ͕ͬͱ࡞ΕΔ w ࣮ྫΛ͝հ͠·͢ ࡞Λ্͛Δ ຖ༏উ͍͔ͨ͠Βຖ৽࡞΄͍͠
HJUIVCDPNSPTZMJMMZQFSGPSNBOJB
w ͷ߹·ͣ%#ઃܭ͚ͩΔ w ͜ͷͱ͖ॏཁͳͷʮ/Λ༻ҙ͢Δʯʮͳʹ͔ΛىҼʹੲͷ σʔλදࣔΛม͑Δඞཁ͕͋ΔΑ͏ʹ͢Δʯʮ୯ௐʹ૿Ճ͢ Δͳʹ͔Λ࡞ΔʯʮϑΝΠϧγεςϜΛ৮ΒͤΔʯ w %#͕Ͱ͖ͨΒ͍ܰࢀߟ࣮Λ࡞ͬͯɺͦΕʹରͯ͠͏·͘࠷ѱ ͳ͜ͱ͕ى͜ΔΑ͏ʹϕϯνϚʔΧʔΛॻ͘ w
ͦ͏͢ΔͱͰ ͳΜ͔ͦΕͬΆ͍ײ͡ʹͳΓ͡ΊΔ ϕϯνϚʔΧʔɾࢀߟ࣮ ࡞ͷܕ
w ڧ͘ͳΔͱ͔ͦ͏͍͏ཧ۶ൈ͖ʹγϯϓϧʹ࡞ָ͍͠ w ϕϯνϚʔΧʔΛߟ͍͑ͯΔͱωοτϫʔΫपΓͷҟৗܥʹڧ͘ ͳΔ w ϚΠΫϩαʔϏεͱ͔Γ͍ͨͳΒׂͱਅʹࣄͷʹཱͭ w (Pͷ)551࣮ͷόάΛ౿ΜͰ͑Β͍͜ͱʹͳΔ ࡞ָ͍͠
࡞ऀʹͳΖ͏
w ଞਓͷࢀߟ࣮ʹϕϯνϚʔΧʔΛॻ͘ɺ ͋Δ͍ଞਓͷϕϯνϚʔΧʔʹࢀߟ࣮ΛԼΖ͢ͳͲ͕͋Δ w ࢀߟ࣮࣮݁ߏසग़ςΫ͕͋ΔͷͰ͍͔ͭ͘ॻ͘ͱ׳ΕΔ w ࣗͷ͓ؾʹೖΓݴޠͰΔͱϞνϕ͕ଓ͍͓ͯಘ ࡞ͷνϟϨϯδ Ұਓ͡Ό࡞Ͱ͖ͳ͍ਓ
w *46$0/ʹٌ͍͑ͯΔਓྨ͕ͨ͘͞Μ͍Δ w *46$0/%JTDPSEͱ͔Ͱʮࢼ͠ղ͖͠·ͤΜ͔ʁʯͬͯݴ͑ ଟͯνʔϜ͘Β͍ั·Δ w νʔϜ͍Ε݁ߏ͍͍ࢀߟʹͳΔ ղ͔͍ͤͨΑͳ ͕ग़དྷ্͕ͬͨΒ
w ͳΜ͔ΒΜ͚Ͳಉۀքͷ͕ͭ࠷ߴͷϠπΛ࡞͍ͬͯΔΒ͍͠ w աڈͱ͚ͯϘλϯϙνͰ্͕ΔΒ͍͠ͱ͔ͳΜͱ͔ w ࠷ߴΒ͍͔͠Β͜ͷ͋ͱͷؒͰ࠷ߴͷମݧ͕Ͱ͖ΔͷͰʁ ͋Μͳෳࡶͳͷ*46$0/Ͱͳ͖Ό࡞Γͨ͘ͳ͍ʂ Ͱύύʂϙʔλϧ͕ʂ
࡞͠·͠ΐ͏ʂ ˞࡞͢Δͱ͜ͷ͋ͱͷ,0#"ͷ-5͕ͱָͬͯ͘͠ͳΓ·͢