GMOペパボでのSREの実践 / SRE Practices of GMO Pepabo, Inc.

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4-*4-0ӡ༻ɺͦͷଞऔΓ૊Έʹ͍ͭͯ ৗদ৳࠸(.01FQBCP *OD 43&(BQTʮ43&ͷ࣮ફʯ (.0ϖύϘͰͷ43&ͷ࣮ફ

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ٕज़෦γχΞΤϯδχΞϦϯάϦʔυ ৗদ৳࠸!UONU ٕ݉ज़ج൫νʔϜ IUUQTUONUJOGP

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ςʔϚͱΞδΣϯμ w(.0ϖύϘͷࣄۀ෦ɾαʔϏεʹ͍ͭͯલఏΛઆ໌͢Δ w(.0ϖύϘͷࠓ·Ͱͷ43&औΓ૊Έɺಛʹ4-*4-0ӡ༻Λ঺հ͢Δ w4-*4-0ӡ༻Ҏ֎ͷ43&ʹؔ͢Δ׆ಈʹ͍ͭͯ΋঺հ͢Δ 43&ͷΩϟονΞοϓ͔Βࢪࡦ࣮ࢪ·Ͱ   ྺ࢙ʴ࣮ફΛ·ͱΊͨ

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ࣄۀ෦ͱαʔϏεɾ   νʔϜମ੍ʹ͍ͭͯ

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IUUQTQFQBCPDPN͔Β

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ͭͷࣄۀ෦ݸͷαʔϏε wϗεςΟϯάࣄۀ෦ wʮϩϦϙοϓʂʯʮϔςϜϧʯʮϜʔϜʔυϝΠϯʯʮ͓͍͞Άʂʯ w&$ࣄۀ෦ wʮΧϥʔϛʔγϣοϓʯʮΧϥʔϛʔϦϐʔτʯʮάʔ΃ʯ w46;63*ࣄۀ෦ wʮ46;63*ʯʮ$BOWBUIʯʮEBZT"MCVNʯ wNJOOFࣄۀ෦ wʮNJOOFʯ

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αʔϏεͱࣄۀ෦੍ ˞ଞʹ΋ΤϯδχΞϦϯά෦໳ɺάϧʔϓɾνʔϜ͕͋Δ͕આ໌ͷ؆ུԽͷͨΊਤ͔Β͸লུ ٕज़෦ίʔϙϨʔτΤϯδχΞϦϯάάϧʔϓ ٕज़෦σʔλج൫νʔϜ $50ࣨݚڀ։ൃνʔϜ ࣛࣇౡΤϯδχΞϦϯάνʔϜ ηΩϡϦςΟରࡦࣨ σβΠϯࣨ

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43&νʔϜ

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͓Αͦ ϝΠϯͷ43&νʔϜ

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ʮ ͓Αͦ ʯͱ͸ wٕज़ج൫νʔϜ΍֤ࣄۀ෦ͷΤϯδχΞͱڠྗͯ͠վળ׆ಈΛ   ߦͳ͍ͬͯΔͨΊ wࣄۀ෦ʹΑͬͯ͸αΠτͷՄ༻ੑ޲্Λ໨ࢦͨ͠νʔϜΛผ్ઃ͚ͯ ͍Δͱ͜Ζ΋͋Δ wҎ߱ͷࣄྫͰ΋঺հ

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43&ͷऔΓ૊Έ

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ελʔτ͸೥ wՄࢹԽ͞Εͨ໌֬ͳࢦඪΛڌΓॴʹ͢Δ͜ͱʹΑΓɺΤϯδχΞ͕   ΑΓޮ཰తʹಇ͚ΔΑ͏ͳ؀ڥΛ࡞Δ໨త wͦͷ݁Ռʹ൐ͬͯαʔϏεͷ҆ఆੑͱ੒௕ੑͷ޲্Λ໨ࢦ͢ ্هΛ࣮ݱ͢ΔͨΊʹ   43&ͷ4-*4-0ͷऔΓ૊Έ͕   ར༻Ͱ͖ΔͷͰ͸ͱߟ͑ͨ

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೥νʔϜͷ՝୊ײ ˞౰࣌ͷࣾ಺΍͍͖ͬͯࢿྉΛҾ༻ جຊํ਑ʮ҆৺ɾ҆શͳ؀ڥʂʂʂʂʯ

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ʮ҆৺ɾ҆શͳ؀ڥʯʹ43&ͷߟ͑ํΛద༻ wʮڌΓॴΛ࡞Δʯ wࣗ෼ͨͪͷ׆ಈͷ݁Ռɾ੒Ռͱঢ়گΛࣔ͢ࢦඪΛಘΔˠ4-*4-0 wʮ໌Β͔ʹվળͰ͖Δ෦෼͸վળ͍ͯ͘͠ʯ wӡ༻ա৒ෛՙʹͳΓޙखʹճ͍ͬͯΔτΠϧ๾໓Λߦ͍ͬͯ͘ wπʔϧʹΑΔޮ཰ԽɾࣗಈԽ w;Γ͔͑Γ΍ֶͼͷػձΛ૿΍͢υΩϡϝϯςʔγϣϯͷऔΓ૊Έ

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4-*4-0ӡ༻

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4-*4-0ӡ༻ͷେ·͔ͳྲྀΕʢྺ࢙ʣ ೥ɾϩϦϙοϓʂϨϯλϧαʔόʔ ϔςϜϧͰͷऔΓ૊Έ ೥ɾ46;63*ͰͷऔΓ૊Έ ೥ɾΧϥʔϛʔγϣοϓͰͷऔΓ૊Έ ೥ɾશαʔϏεதαʔϏε   ɹɹɹɹओཁαʔϏεͰ4-*4-0Λઃఆࡁ

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೥ϩϦϙοϓ ϔςϜϧͰͷऔΓ૊Έ w͖͔͚ͬ౰࣌ͷαʔϏεར༻Ϣʔβʔ༷ͷҰ෦͔Βʮ΢Σϒαʔ όʔͷϨεϙϯε͕ѱ͍ʯͱ͍͏ϑΟʔυόοΫΛ͍͍͍ͨͩͯͨ w΢ΣϒαʔόʔͷϨεϙϯελΠϜ͸ϗεςΟϯάαʔϏεͷ඼࣭Λ ࠨӈ͢Δ΋ͷ w,1*Ͱ΋͋ΔϢʔβʔܖ໿਺௿ԼͷҰҼͷՄೳੑ΋͋ͬͨ wϩϦϙοϓʂϨϯλϧαʔόʔશମͱͯ͠վળ͢Δ͜ͱ͕ٻΊΒΕͨ w೥͔ΒऔΓ૊Έ࢝Ίͨ4-*4-0ӡ༻ΛϒϥογϡΞοϓ

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ςοΫϒϩάͰ΋έʔεελσΟʔΛ঺հ

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4-*4-0 wςοΫϒϩάهࣄʹ΋هࡌIUUQTUFDIQFQBCPDPNMPMJQPQTMJTMPQSBDUJDF w4-*΢ΣϒαʔόʔͷϨεϙϯελΠϜ w ςετ༻ʹهࣄΛ͍͔ͭ͘ొ࿥ͨ͠8PSE1SFTTαΠτΛ֤΢Σϒαʔόʔʹ഑ஔ͠   ֎෦͔Βͦͷ8PSE1SFTTΛࢀরͨ݁͠ՌΛه࿥ w4-0஝ੵ͞Εͨ৘ใ͔ΒύʔηϯλΠϧͷϨεϙϯελΠϜΛ   ׂΓग़͠ɺগ͠ετϨονͨ͠਺஋Λઃఆ w ෳ਺ͷϓϥϯʢϥΠτϓϥϯɾελϯμʔυϓϥϯͳͲʣ͕ଘࡏ͍ͯ͠ΔͨΊ   ͦͷϓϥϯ͝ͱʹҟͳΔ4-0Λࡦఆ

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1SPNFUIFVT CMBDLCPY@FYQPSUFS (SBGBOB

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վળ׆ಈ w43&νʔϜ͸σΠϦʔͰμογϡϘʔυΛνΣοΫ w4-0ҧ൓ͷαʔόʔ͕͋Ε͹ݪҼͷௐࠪɾಛఆͱվળΛߦ͏ͱ͍͏Ξ Ϋγϣϯ͕ىͤ͜ΔΑ͏ʹͳͬͨ w࠷ॳͷϲ݄͸4-0ҧ൓ͱͳΔαʔόʔ୆਺΋ଟ͘ɺ೥݄຤ͷ ঢ়گͰϲ݄΢Οϯυ΢Ͱͷ4-0ୡ੒཰͸   ʢ໨ඪ஋ɿʣ w4-0ҧ൓αʔόʔͷௐࠪ΍ύϑΥʔϚϯενϡʔχϯάΛઈ͑ͣߦͬ ͍ͯͬͨ

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վળ׆ಈ݁Ռ ʮϩϦϙοϓʂϨϯλϧαʔόʔʯͰͷ43&ͷऔΓ૊Έ໨ඪ஋ୡ੒཰ͷάϥϑ

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վળ׆ಈ݁Ռ ˞ݕূ༻ʹઃఆͨ͠ελϯμʔυϓϥϯͷαʔόʔ ˞ݕূظؒʢ೥݄೔ʙ೥݄೔ʣ ඵʙඵͩͬͨ   ϨεϙϯελΠϜ͕໿ඵ ͱͳΓ࠷େͰ໿ഒߴ଎Խ   ʢॎ࣠ͷNT͸ϛϦඵʣ

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೥46;63*ͰͷऔΓ૊Έ w͖͔͚ͬٸ੒௕Λଓ͚Δ46;63*Ͱηʔϧ࣌ͷύϑΥʔϚϯεྼԽ͕ ؍ଌ͞Ε͓ͯΓɺՄ༻ੑΛ޲্ͤ͞Δඞཁ͕͋ͬͨ wαʔϏεن໛͕ഒɺഒʹͳͬͨ࣌ʹ݈શʹӡ༻Ͱ͖ΔΑ͏ʹ͠ ͍ͨ w αʔϏεʹ͔͔ΔώτɺίτɺΧω΋੒௕ʹ߹ΘͤͯઢܗʹഒʹͳΒͳ͍Α͏ʹ

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43&ʹؔ͢Δൃද;ͨͭ IUUQTTQFBLFSEFDLDPNPTBNUJNJ[FSTSFBOETV[VSJ IUUQTTQFBLFSEFDLDPNUBLVUBLBIBTIJTJUFSFMJBCJMJUZXPYJBOHTIBOHTVSVUBNFOJZBUVUBLPUPTVCFUF

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4-*4-0 w4-*ओཁͳϖʔδͷϨεϙϯελΠϜ wτοϓϖʔδ ঎඼ৄࡉ ܾࡁ׬ྃ ݕࡧ w4-0ͦΕͧΕͷϖʔδʹରͯ͠࠷ॳ͸ԾͰࡦఆ w&Y τοϓϖʔδQFSDFOUJMFT wՄࢹԽ wॳظ)FSPLVBEEPOͷ/FX3FMJD*OTJHIUTˠ1SPNFUIFVTˠ(SBGBOB wݱࡏ%BUBEPHΛར༻

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4-0%BTICPBSE %BUBEPH

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վળ׆ಈ w46;63*ࣄۀ෦ͷΤϯδχΞʹΑΔνʔϜʮ43&࠲ʯͱڠྗ͠ ਐΊ͍ͯΔ wύϑΥʔϚϯενϡʔχϯά w/໰୊ εϩʔΫΤϦվળ w"DUJWF3FDPSEνϡʔχϯά Ωϟογϡ׆༻ wΞʔΩςΫνϟʔมߋ w%#ϦʔυϨϓϦΧ wը૾߹੒αʔόʔͷϋΠϒϦουΫϥ΢υ ࣗࣾ(,&

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վળ׆ಈ݁Ռ wηʔϧෛՙʹ΋ҎલΑΓ͸଱͑ΒΕΔΑ͏ʹͳͬͨ wաڈͷηʔϧ࣮੷ΑΓɺ4-0Λຬͨ͢ ϨΠςϯγQFSDFOUJMFҡ࣋ Մೳ )FSPLVEZOPͷݟੵ΋Γ͕Մೳʹͳͬͨ wΦʔτεέʔϧ EZOPͷαΠζௐ੔ʹͭͳ͛ͯίετ࠷దԽ΁ wηʔϧෛՙ͸ճΛ௥͏͝ͱʹ্͕ΔͷͰܧଓͯ͠ܭଌ͕ඞཁ w೥݄ͷ57$.࣌͸ෛՙࢼݧͱ௥ՃͷύϑΥʔϚϯεվળΛ࣮ࢪ

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ෛՙࢼݧɾνϡʔχϯάʹؔ͢ΔςοΫϒϩά IUUQTUFDIQFQBCPDPNTV[VSJTBMFTVNNFS IUUQTUFDIQFQBCPDPNTV[VSJTBMFBOEMPBEUFTUJOH

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೥ΧϥʔϛʔγϣοϓͰͷऔΓ૊Έ w͖͔͚ͬ೥ͷίϩφՒʹΑΔ&$धཁ૿Ճʹ൐͍ɺՄ༻ੑͷ޲ ্͕ٸ຿ͱͳ͖ͬͯͨ w ਓؾγϣοϓͷ৽঎඼ൢചͰେن໛ͳτϥϑΟοΫ͕ൃੜ͢ΔΑ͏ʹͳ͖ͬͯͨ wαʔϏεશମͰͷϦΞʔΩςΫνϟʔͱฒߦͯ͠ɺ͞ΒͳΔՄ༻ੑͷ ՄࢹԽΛਐΊΔ͜ͱʹͳͬͨ

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4-*4-0 w4-* wܾࡁ਺΍ܾࡁ੒ޭ཰ wओཁͳϖʔδͷϨΠςϯγ QFSDFOUJMFඵ ΍ΤϥʔϨʔτ w ؅ཧऀϖʔδγϣοϓΦʔφʔͷൢചۀ຿Λߦ͏ػೳ w ঎඼ϖʔδγϣοϓͷ঎඼දࣔΛߦ͏ϖʔδ w4-0֤σʔλͷऔಘঢ়گ͔Βઃఆ

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μογϡϘʔυ (SBGBOB

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Ϣʔβʔ޲͚ύϑΥʔϚϯεվળϨϙʔτ

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4-*4-0ӡ༻ͷ·ͱΊ wӡ༻ͷࣄྫΛαʔϏε෼ʹ͍ͭͯ঺հͨ͠ w͍ͣΕ΋͖͔͚ͬͱඞཁੑͷߴ·Γ͕͋ͬͨ w4-*4-0͸ԾܾΊ͔Βελʔτͨ͠ wݱࡏͰ͋Ε͹ΫϦςΟΧϧϢʔβʔδϟʔχʔΛ੔ཧͰ͖Δͱͳ͓ྑ͍ w׆ಈʹ͍ͭͯ͸43&νʔϜͱ֤ࣄۀ෦ͷΤϯδχΞ͚ͩͰͳ͘   ࣄۀ੹೚ऀͱ΋߹ҙΛͱΔ͜ͱͰਐΊ΍͘͢ͳΔ w4-*4-0ͷܾఆɺݱࡏͷঢ়گ͸ڞ༗Λ͔ͬ͠Γߦ͍ͬͯ͘

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43&ʹؔ͢Δֶशͱ࣮ફ

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ֶश

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ΦϥΠϦʔຊಡॻձ w࡭ͷ43&ΦϥΠϦʔຊ wʮ43&αΠτϦϥΠΞϏϦςΟΤϯδχΞϦϯάʯ wʮαΠτϦϥΠΞϏϦςΟϫʔΫϒοΫʯ wʮ43&ͷ୳ٻʯ⏪/FX wڞ௨ͷཧղɺޠኮͷڞ༗͸ඞཁ w4-*4-0 ΤϥʔόδΣοτ   τΠϧ ϙετϞʔςϜ   Φϯίʔϧ Πϯγσϯτ؅ཧ

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ιϑτ΢ΣΞ։ൃྗ޲্ w͍ͣΕ΋ϝϯόʔͷࣗओతͳ׆ಈ wίʔυϦʔσΟϯά wࣾ಺πʔϧ΍044ͷίʔυϦʔσΟϯά w(Pษڧձ wिʹ࣌ؒۀ຿࣌ؒʹ͓͜ͳ͍ͬͯΔ wϚΠΫϩιϑτͷ(PݴޠֶशڭࡐΛ࢖༻ w IUUQTEPDTNJDSPTPGUDPNKBKQMFBSOQBUITHP fi STUTUFQT

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ιϑτ΢ΣΞ։ൃྗ޲্ͷഎܠ w43&ͷऔΓ૊ΈΛਐΊ্͍ͯ͘Ͱͷ։ൃྗ޲্ͷඞཁੑ͕ࣗ໌ʹͳΓ   ʮࣗ෼ͷؔ৺ࣄʯʹͳͬͯ͘Δ wطଘͷϛυϧ΢ΣΞͳΓπʔϧͳΓͰղܾͰ͖ͳ͍͜ͱɺᙱ͍ͱ͜Ζʹख͕ ಧ͔ͳ͍͜ͱ͕͋Ε͹ࣗ෼ୡͰίʔυΛॻ͍ͯղܾ͢Δ wΞϓϦέʔγϣϯϨΠϠʹ΋टΛಥͬࠐΜͰίʔυΛॻ͍ͯղܾ͢Δ   ʢޙʹύϑΥʔϚϯεվળࣄྫΛ঺հʣ wࣗಈԽɾޮ཰Խ͢ΔͨΊʹ΋ʜ

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࣮ફ

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ϙετϞʔςϜͷऔΓ૊Έ w೥͔Β։࢝ wQPTUNPSUFNϦϙδτϦ͕͋Γ1VMM3FRVFTUͰ࡞੒͞ΕΔ wաڈ͔Βࠓ·ͰҎ্ͷϙετϞʔςϜ͕࡞੒͞Ε͍ͯΔ wΠϯγσϯτରԠͱϙετϞʔςϜ࡞੒ͷηοτ͸จԽͱͳͬͨ w ΠϯγσϯτରԠࢧԉCPUʮTTTCPUʯͷޭ੷΋େ͖͍   lΠϯγσϯτϨεϙϯεΛࣗಈԽͰࢧԉ͢Δ4MBDL#PUͰਓػҰମͳηΩϡϦςΟରࡦΛ࣮ݱ͢Δz   IUUQTFWFOUDMPVEOBUJWFEBZTKQDOEUUBMLT w43&νʔϜ͚ͩͰͳ͘શࣾతͳऔΓ૊Έ΁੒௕

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4-*4-0ϨϏϡʔձ w43&ຊͰ͍͏ʮϓϩμΫγϣϯϛʔςΟϯάʯ wओʹि࣍Ͱ43&νʔϜͱࣄۀ෦ͷΤϯδχΞϦϯά੹೚ऀ   ͓ΑͼΤϯδχΞͰϛʔςΟϯά wΞδΣϯμ w4-0ͷ֬ೝ wύϑΥʔϚϯεʹӨڹͷग़ͦ͏ͳΠϕϯτͷ֬ೝ w4-0όΠΦϨʔγϣϯ͍ͯ͠Δ৔߹ͷΞΫγϣϯܾΊͱظ೔ઃఆ

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τΠϧ࡟ݮͷͨΊͷ׆ಈ wٕज़෦1'(ͷλεΫ͸εΫϥϜͰਐΊ͍ͯΔ wεϓϦϯτʹʮվળܥʯͷλεΫΛͭҎ্ೖΕΔʢ౒ྗʣ wϙετϞʔςϜͷΞΫγϣϯΞΠςϜ΋؅ཧ

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ޮՌతͳΦϯίʔϧମ੍ͷߏங w৴པੑͱՄ༻ੑΛอͭͨΊʹΤϯδχΞͷ೑ମతɺਫ਼ਆతͳർ࿑Λ   ܰݮ͍ͤͯ͘͞औΓ૊Έ w Φϯίʔϧ෼ੳ w Ξϥʔτͷઃఆཧ༝ௐࠪ w ݪҼௐࠪͷ༏ઌ౓෇͚ w Φϯίʔϧઃఆݟ௚͠ w ΦϯίʔϧରԠΞΫγϣϯͷࣗಈԽ w ΤεΧϨʔγϣϯύε੔උ IUUQTBUNBSLJUJUNFEJBDPKQBJUBSUJDMFTOFXTIUNM

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ϖΞϓϩ΍ϞϒΦϖ wࣾ಺πʔϧػೳ௥ՃɺύϑΥʔϚϯενϡʔχϯά wγχΞҎ্ͷΤϯδχΞͱδϡχΞΤϯδχΞͷ૊Έ߹Θͤ΋

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(Pݴޠ࣮૷ؔ࿈ςοΫϒϩά IUUQTUFDIQFQBCPDPNHPUFTUBCMF wࣾ಺ͷϓϥΠϕʔτΫϥ΢υͷ-#BB4ͷػೳ֦ுࣄྫ

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νʔϜମ੍

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ݱࡏͷΠϝʔδ wҙਤͤͣӈͷਤͷΠϝʔδ΁ w ٕज़෦ϓϥοτϑΥʔϜάϧʔϓ   ϗεςΟϯάࣄۀ෦43&.3&νʔϜ w &NCFEEFE43&˞ w ٕज़ج൫νʔϜ w *OGSBTUSVDUVSF w 5PPMT w 1SPEVDUBQQMJDBUJPO wෳ਺ͷ43&νʔϜϨΠϠΛ   Φʔόʔϥοϓ͠ͳ͕Β׆ಈத ˞ νʔϜ෼ྨ͸l)PX43&UFBNTBSFPSHBOJ[FE BOEIPXUPHFUTUBSUFEzΑΓҾ༻   IUUQTDMPVEHPPHMFDPNCMPHQSPEVDUTEFWPQTTSFIPXTSFUFBNTBSFPSHBOJ[FEBOEIPXUPHFUTUBSUFE &NCFEEFE43& *OGSBTUSVDUVSF 5PPMT 1SPEVDUBQQMJDBUJPO

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43&ͷऔΓ૊Έ w4-*4-0ӡ༻ w ࠷ॳ͸ΤϯδχΞͷಇ͖ํΛΑΓޮ཰తʹ͢Δ໨తͰ࢝Ίͨ w ͦͷޙαʔϏεͷվળʹ4-*4-0ӡ༻͕׆༻Ͱ͖Δγʔϯ͕૿͑ݱࡏʹࢸΔ w43&ΩϟονΞοϓ࣮ફ w 4-*4-0ӡ༻Λ͍ͯ͘͠தͰଞͷ43&ϓϥΫςΟεʹ΋औΓ૊Ήඞཁੑ͕૿ͨ͠ ໨తͷୡ੒ͷͨΊʹ   43&ͷߟ͑ํ͕ϑΟοτͨ͠

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4-*4-0ӡ༻ wԿ͸ͱ΋͋Ε͔͜͜Βͱ͍͏ؾ͕͢Δ w4-*4-0ӡ༻ͷࣄྫΛαʔϏε෼ʹ͍ͭͯ঺հ TJODF wͲΕ΋αΠτͷՄ༻ੑҡ࣋ɾ޲্ͷඞཁੑ͕ߴ·Δ͖͔͚͕ͬ͋ͬͨ w׆ಈʹ͍ͭͯ͸43&νʔϜͱ֤ࣄۀ෦ͷΤϯδχΞ͚ͩͰͳ͘   ࣄۀ੹೚ऀͱ΋߹ҙΛͱΔ͜ͱͰਐΊ΍͘͢ͳΔ w਺೥׆ಈ͍ͯ͠Δ͕·ͩ·ͩ՝୊΍վળͷ༨஍͕͋Δͱߟ͍͑ͯΔ w ΤϥʔόδΣοτӡ༻ w 4-*4-0ͷݟ௚͠λΠϛϯά΍࠶ࡦఆ

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43&ΩϟονΞοϓ࣮ફ w࡭ͷʮ43&ຊʯͰͷֶशͷޙ·ͣͰ͖Δͱ͜Ζ͔Βগ࣮ͣͭ͠ફ͢Δ w ϙετϞʔςϜ TJODF w 4-*4-0ϨϏϡʔձ TJODF w ϖύϘͰ͸ lΠϯϑϥΤϯδχΞˠ43&ΪϟοϓzͷΩϟονΞοϓ w (PษڧձίʔυϦʔσΟϯάˠϖΞϓϩ΍ϞϒΦϖ w ࣗ෼ୡࣗ਎ͷνʔϜɾϩʔϧೝࣝͷΞοϓσʔτ w૊৫ମ੍΍ΤϯδχΞͷεΩϧʹ߹ͬͨνʔϜฤ੒ w ෳ਺43&νʔϜͰͷ࿈ܞɺγχΞΤϯδχΞ͔Βͷαϙʔτɺҭ੒ w43&ΤϯδχΞͷ࠾༻ʂʂʂʂʂ̍̍

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43&ઈࢍืूதͰ͢ʂʂ ࣸਅ͸43&ϝϯόʔୡ ࠷৽ͷ࠾༻৘ใΛνΣοΫˠ !QC@SFDSVJU IUUQTSFDSVJUQFQBCPDPN