Swift Concurrencyを導入するにあたって決めたこと

by hicka04

Slide 1

Slide 1 text

4XJGU$PODVSSFODZΛ ಋೖ͢Δʹܾ͋ͨͬͯΊͨ͜ͱ 2022/03/15 佐藤光

Slide 2

Slide 2 text

mixi, Inc. ࣗݾ঺հ ˔ ࠤ౻ ޫ !IJDLB ˔ גࣜձࣾϛΫγΟ ΈͯͶࣄۀ෦ ϓϩμΫτ։ൃάϧʔϓ ˓ த్ೖࣾ ˔ ޷͖ͳ΋ͷ ˓ ϥʔϝϯ ˓ ϙέϞϯ

Slide 3

Slide 3 text

mixi, Inc. ΞδΣϯμ ˔ ʮՈ଒ΞϧόϜ ΈͯͶʯʹ͍ͭͯ ˔ 4XJGU$PODVSSFODZʹ͍ͭͯ ˔ ࠾༻͍ͯ͠ΔΞʔΩςΫνϟʹ͍ͭͯ ˔ 4XJGU$PODVSSFODZΛಋೖ͢Δʹܾ͋ͨͬͯΊͨ͜ͱ ˔ ·ͱΊ

Slide 4

Slide 4 text

ʮՈ଒ΞϧόϜ ΈͯͶʯʹ͍ͭͯ

Slide 5

Slide 5 text

mixi, Inc. ʮՈ଒ΞϧόϜ ΈͯͶʯʹ͍ͭͯ ˔ Ո଒ͰࢠڙͷࣸਅΛ؆୯ʹڞ༗Ͱ͖ΔαʔϏε ˔ ʮੈքதͷՈ଒ͷz͜͜ΖͷΠϯϑϥzΛ࡞Δʯ Λϛογϣϯʹܝ͛ɺݱࡏݴޠରԠ ˔ ҎԼʮΈͯͶʯͱॻ͘

Slide 6

Slide 6 text

4XJGU$PODVSSFODZʹ͍ͭͯ

Slide 7

Slide 7 text

mixi, Inc. 4XJGU$PODVSSFODZʹ͍ͭͯ ˔ 4XJGU͔Βݴޠػೳʹ౥ࡌ͞ΕͨฒߦॲཧͷͨΊͷϑϨʔϜϫʔΫ ˔ ൃද౰ॳ͸J04Ҏ্͔͠࢖͑ͳ͔ͬͨ ˔ 9DPEF͔ΒJ04Ͱ΋࢖͑ΔΑ͏ʹόοΫϙʔτ࣮૷͕͞Εͨ ˓ ˢΛ͖͔͚ͬʹಋೖݕ౼Λ։࢝

Slide 8

Slide 8 text

mixi, Inc. 4XJGU$PODVSSFODZʹ͍ͭͯ BTZODBXBJU ˔ BTZOD ΩʔϫʔυΛ͚ͭΔ͜ͱͰඇಉظॲཧͰ͋Δ͜ͱΛϚʔΫͰ͖Δ BXBJUΩʔϫʔυΛ͚ͭͯݺͼग़͢ ˔ BTZOD Ωʔϫʔυ͕͍͍ͭͯΔϝιου΍ϓϩύςΟΛݺͼग़ͨ͢Ίͷ৚݅ ˓ BTZODΩʔϫʔυ͕͍͍ͭͯΔϝιου΍ϓϩύςΟ͔Βݺͼग़͢ ˓ 5BTL ʹ౉͢Ϋϩʔδϟ಺͔Βݺͼग़͢

Slide 9

Slide 9 text

mixi, Inc. 4XJGU$PODVSSFODZʹ͍ͭͯ BTZODBXBJU Ϋϩʔδϟ IUUQTEPDTTXJGUPSHTXJGUCPPL-BOHVBHF(VJEF$PODVSSFODZIUNM

Slide 10

Slide 10 text

mixi, Inc. 4XJGU$PODVSSFODZʹ͍ͭͯ BTZODBXBJU BTZODBXBJU IUUQTEPDTTXJGUPSHTXJGUCPPL-BOHVBHF(VJEF$PODVSSFODZIUNM

Slide 11

Slide 11 text

mixi, Inc. 4XJGU$PODVSSFODZʹ͍ͭͯ BDUPS ˔ ෳ਺εϨου͔ΒಡΈॻ͖ͨ͠ͱ͖ͷσʔλڝ߹Λ๷͙ ˓ ಡΈॻ͖ཁٻ͕Ωϡʔʹੵ·Εɺॱ൪ʹॲཧ͞ΕΔ ˓ BDUPSΠϯελϯε͝ͱʹΩϡʔ͕࡞ΒΕΔ ˔ HMPCBM"DUPS ˓ ಡΈॻ͖ཁٻͷΩϡʔΛෳ਺ͷΠϯελϯεͰڞ༗͢Δ ˔ .BJO"DUPS ˓ ಡΈॻ͖ཁٻΛϝΠϯΩϡʔʹੵΜͰ͘ΕΔHMPCBM"DUPS ˓ දࣔσʔλΛ؅ཧ͢ΔΫϥεʹΛ͚ͭΔͱɺϝΠϯεϨου΁ͷ੾Γସ͑๨ΕʹΑΔΫϥογϡΛ๷͛Δ

Slide 12

Slide 12 text

mixi, Inc. 4XJGU$PODVSSFODZʹ͍ͭͯ BDUPS

Slide 13

Slide 13 text

࠾༻͍ͯ͠Δ ΞʔΩςΫνϟʹ͍ͭͯ

Slide 14

Slide 14 text

mixi, Inc. ࠾༻͍ͯ͠ΔΞʔΩςΫνϟʹ͍ͭͯ ˔ ΞʔΩςΫνϟύλʔϯ ˓ $MFBO"SDIJUFDUVSF ˓ .71 1BTTJWF7JFX ˔ ඇಉظॲཧ ˓ 3Y4XJGU ˓ Ϋϩʔδϟ IUUQTNJYJEFWFMPQFSTNJYJDPKQNJUFOFJPTDMFBOBSDIJUFDUVSFEE

Slide 15

Slide 15 text

4XJGU$PODVSSFODZΛ ಋೖ͢Δʹܾ͋ͨͬͯΊͨ͜ͱ

Slide 16

Slide 16 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ 3FNPUF ˔ "MBNPGJSF Λར༻த ˓ "MBNPGJSFΛ4XJGU$PODVSSFODZରԠόʔδϣϯ ·Ͱ্͛Δ ˓ ࣗ෼ͰFYUFOTJPOϝιουΛੜ΍͢ ˔ ݱঢ়͸ޙऀΛ࠾༻ ˓ "MBNPGJSFͷϝδϟʔόʔδϣϯΞοϓ଴ͪͰ4XJGU$PODVSSFODZͷಋೖ͕Ͱ͖ͳ͍ࣄଶΛආ͚Δ ˓ όʔδϣϯΞοϓ׬ྃ࣍ୈɺॱ࣍FYUFOTJPOϝιουͷར༻Λ΍Ί͍ͯ͘ IUUQTHJUIVCDPN"MBNPGJSF"MBNPGJSFSFMFBTFT

Slide 17

Slide 17 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ 3FNPUF IUUQTDPDLTDPNCIBUFOBCMPHDPNFOUSZ

Slide 18

Slide 18 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ 3FNPUF

Slide 19

Slide 19 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ -PDBM ˔ ϩʔΧϧͷσʔλಡΈॻ͖͸ɺओʹ 3FBMN PS6TFS%FGBVMUT ˔ 3FBMNͷެࣜυΩϡϝϯτͷ 5ISFBEJOHͷϖʔδ͔Βൈਮ ˓ %PObUMPDLUPSFBE ಡΈࠐΈΛϩοΫ͠ͳ͍Ͱ ˓ "WPJEXSJUFTPOUIF6*UISFBEJGZPVXSJUFPOBCBDLHSPVOEUISFBE 6*εϨουͰॻ͖ࠐΈ͠ͳ͍Ͱ ˔ ಛఆͷεϨου ಛʹ6*εϨου Λ઎༗͢ΔͱΞϓϦύϑΥʔϚϯεʹେ͖ͳӨڹ͕ͰΔ ˓ Ξοϓϩʔυͨ͠ϝσΟΞͷΩϟογϡ౳Ͱར༻͍ͯ͠Δ ˓ ສ୯ҐͰΞοϓϩʔυ͍ͯ͠ΔϢʔβʔ΋͍Δ ˔ બ୒ࢶ ˓ HMPCBM"DUPSΛ࢖͏ ಛఆͷεϨουΛ઎༗ͯ͠͠·͍΍͘͢ͳΔ ˓ XJUI$IFDLFE 5ISPXJOH $POUJOVBUJPOº %JTQBUDI2VFVFΛ࢖͏ ($%୤٫͍ͨ͠ ˓ 5BTLEFUBDIFEΛ࢖͏ IUUQTEPDTNPOHPECDPNSFBMNTELTXJGUBEWBODFEHVJEFTUISFBEJOH

Slide 20

Slide 20 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ -PDBM ˔ 5BTLEFUBDIFEΛ࢖͏ ˓ ಛఆͷεϨουΛ઎༗ͮ͠Β͍ ˓ 4XJGU$PODVSSFODZͷػೳ͚ͩͰ࣮ݱͰ͖Δ ˔ ࣗ෼ͰΩϟϯηϧॲཧΛॻ͘ඞཁ͕͋Δ ˓ 3FBMNʹಡΈॻ͖ΛΩϟϯηϧ͢ΔΠϯλʔϑΣΠε͕ͳ͍ͨΊߟྀ֎ ˔ ࢖͏ଆͰγϯϓϧʹॻ͚ΔΑ͏ʹQSPUPDPMΛ༻ҙ ˓ 3FBMNΞΫηε͢Δ֤-PDBM%BUB4PVSDF͕४ڌͯ͠࢖͏ IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOTXJGUUBTLEFUBDIFE

Slide 21

Slide 21 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ -PDBM

Slide 22

Slide 22 text

mixi, Inc. ܾΊͨ͜ͱ σʔλ૚ -PDBM

Slide 23

Slide 23 text

mixi, Inc. ܾΊͨ͜ͱ r υϝΠϯ૚ ˔ 6TF$BTFʹੜ΍͢ϝιουʹ BTZODΩʔϫʔυΛ෇༩͢Δ ˔ ΈͯͶʹ͓͍ͯ6TF$BTF͸ɺσʔλ૚ͷϝιουΛͲͷΑ͏ʹݺͿ͔͕੹຿ʹͳΔ͜ͱ͕ଟ͍ ˓ σʔλ૚ʹ BTZODϝιουΛੜ΍͢ ˓ σʔλ૚ͷ BTZODϝιουΛͦͷ··ݺͿ

Slide 24

Slide 24 text

mixi, Inc. ܾΊͨ͜ͱ r ϓϨθϯςʔγϣϯ૚ Ͳ͜ʹ !.BJO"DUPSΛ͚ͭΔ͔ ˔ 7JFX7JFX$POUSPMMFSͷΈ ˔ 1SFTFOUFSͰ͸ঢ়ଶ؅ཧΛ͍ͯ͠ͳ͍ͨΊݱঢ়͸ෆཁͱ൑அ Ͳ͜Ͱ 5BTLΛੜ੒͢Δ͔ ˔ 7JFX7JFX$POUSPMMFSͰੜ੒ ˔ 1SFTFOUFS͕7JFXʹରͯ͠ެ։͢Δϝιουʹ BTZODΩʔϫʔυΛ͚ͭΔ Ͳ͜·ͰΩϟϯηϧॲཧΛؤுΔ͔ ˔ Ͳ͏ͯ͠΋Ωϟϯηϧ͍ͨ͠ͱ͖ ΩϟϯηϧϘλϯΛஔ͍ͯΔͳͲ Ҏ֎͸ؤுΒͳ͍ ˔ 5BTLʹTFMGΛΩϟϓνϟͤ͞Δͱɺඇಉظॲཧ͕ऴΘΔ·ͰࢀরΧ΢ϯτ͕ݮΒͣϝϞϦϦʔΫʹͳΔ ˓ ແݶϧʔϓͯ͠ͳ͚Ε͹͍͔ͭ͸ऴΘͬͯ։์͞ΕΔ ˓ ίϯύΠϥͰ๷͙͜ͱ͕೉͍ͨ͠ΊϨϏϡʔίετ্͕͕Δ

Slide 25

Slide 25 text

mixi, Inc. ܾΊͨ͜ͱ r ςετίʔυ ςεςΟϯάϑϨʔϜϫʔΫ ˔ ݱঢ়9$5FTUPS2VDJL ˔ 2VJDL͸ݱࡏɺ4XJGU$PODVSSFODZະରԠ ˔ ࠓޙ͸9$5FTUΛ࢖͏ ϞοΫ ˔ ݱঢ়4PVSDFSZ ˔ બ୒ࢶ ˓ .PDLPMPʹมߋ πʔϧΛ૿΍͞ͳ͍ͨΊ ˓ 4PVSDFSZΛ4XJGU$PODVSSFODZରԠόʔδϣϯʹΞοϓσʔτ IUUQTHJUIVCDPN2VJDL2VJDLSFMFBTFT IUUQTHJUIVCDPNLS[ZT[UPG[BCMPDLJ4PVSDFSZSFMFBTFT

Slide 26

Slide 26 text

mixi, Inc. ܾΊͨ͜ͱ r Ҡߦܭը ˔ 4XJGUʹඋ͑ͯɺݱঢ়ग़͍ͯΔΤϥʔ΍ϫʔχϯάʹରԠ͢Δ ˓ 9GSPOUFOEXBSODPODVSSFODZ ˓ 9GSPOUFOEFOBCMFBDUPSEBUBSBDFDIFDLT ˔ ৽نͰ࡞ΔػೳͰੵۃతʹ࠾༻͍ͯ͘͠ ˔ طଘͷػೳʹґଘ͢Δඞཁ͕͋Δ৔߹͸ҎԼ͔Βબ୒ ˓ طଘͷඇಉظॲཧΛ BTZODϝιουʹஔ͖׵͍͑ͯ͘ ˓ ৽نͰ BTZODϝιουΛ࡞੒ͯ͠ঃʑʹஔ͖׵͍͑ͯ͘ Өڹൣғ͕޿ͯ͘ஔ׵͕େมͳͱ͖ ˙ 3Y4XJGU4XJGU$PODVSSFODZରԠόʔδϣϯ·ͰΞοϓσʔτͯ͠ 0CTFSWBCMFˠBTZODม׵ ˙ ΫϩʔδϟXJUI$IFDLFE 5ISPXJOH $POUJOVBUJPOΛ࢖ͬͯ BTZODʹม׵ ˔ ϦϦʔεલʹ͸֤04όʔδϣϯͰͷ2"Λߦ͏ IUUQTGPSVNTTXJGUPSHUDPODVSSFODZJOTXJGUBOEDPODVSSFODZJOTXJGUBOE

Slide 27

Slide 27 text

·ͱΊ

Slide 28

Slide 28 text

mixi, Inc. ·ͱΊ ˔ ΈͯͶʹ4XJGU$PODVSSFODZΛಋೖ͢Δʹܾ͋ͨͬͯΊͨ͜ͱΛɺݕ౼աఔͰग़͖ͯͨબ୒ࢶͱͱ ΋ʹઆ໌ ˓ ň͏ͪͰ͸͜͏ܾΊͨΑŉňͬͪ͜ͷ΄͏͕͍͍Μ͡Όͳ͍ ŉͱ͍͏πΠʔτͰ੝Γ্͕͍ͬͯͨΒخ͍͠ ˔ ࣮ࡍʹಋೖͯ͠ΈͯಘΒΕͨ஌ݟʹ͍ͭͯ΋ॱ࣍ൃ৴͍͖͍ͯͨ͠

Slide 29

Slide 29 text

mixi, Inc.