w ύϑΥʔϚϯεࢦඪͱ͍ͬͯ৭ʑ͋Δ w ௨৴͕গͳ͍ɺόοςϦʔͷෛ୲͕গͳ͍ʜ w ͱ͍͑ɺʮଟ͘ͷϢʔβʹͱ͍͍ͬͯ͢ʯΞϓϦʹͱͬͯɺύ ϑΥʔϚϯεඇৗʹॏཁͳࢦඪ w ʮΞϓϦ͕ॏ͍ʯͱײͤ͡͞Δཁૉɺ69ͷ્ʹͭͳ͕Δ w Ξχϝʔγϣϯ6*ͷ+BOL w ϑϨʔϜͷϑϦʔζ w ϝϞϦ༻ྔ͕ߴ͍ ʮύϑΥʔϚϯε͕ѱ͍ΞϓϦʯͱʁ 4
w ΞϓϦ͕ੜ͢ΔϑϨʔϜ͕6*ϨϯμϦϯάʹؒʹ߹ΘͣɺγεςϜ͕ ϑϨʔϜΛεΩοϓ͢Δݱ w +BOL͕ൃੜ͢ΔͱϢʔβνϥ͖ͭΛײ͡Δ w 6*εϨουͷ࣮ߦԼ6*εϨουΛϒϩοΩϯά͢Δඇಉظݺ ͼग़͕͠ى͖͍ͯΔͷ͕ओͳݪҼ w ॲཧʹ࣌ؒͷ͔͔Δ$PNQPTBCMFͳؔ w 3FDZDMFS7JFX-JTU7JFXͷ࠶ඳըͷաͳൃੜ w ωετͳͲɺෳࡶͳϨΠΞτվ Ξχϝʔγϣϯ6*ͷ+BOLͬͯʁ 5 ref: https://developer.android.com/studio/profile/jank-detection
w "OESPJE4UVEJPͷ$161SP fi MFSͰ֬ೝ͢Δ w "OESPJEҎ߱ɿ4ZTUFN5SBDF͔Β+BOLZ'SBNFTͰ֬ೝͰ͖Δ +BOLͷܭଌํ๏ 6 +BOLͨ͠ϑϨʔϜͷৄࡉ֬ೝͰ͖Δ ref: https://developer.android.com/studio/profile/jank-detection
w ϨϯμϦϯάʹNTҎ্͔͔ΔϑϨʔϜ w +BOLͱผͷ໊લ͕͍͍ͭͯΔ͕ɺݪҼͱͯ͠΄΅ಉ͡ w ΞϓϦͷىಈ࣌ͳͲɺ͔ΒϑϨʔϜͷϨϯμϦϯάΛߦ͏γʔϯͰ ؕΓ͍͢ w ϢʔβϑϨʔϜͷϑϦʔζʹର͠ɺʮΞϓϦͷಈ࡞͕ఀࢭͨ͠ʯͱೝ ࣝ͢ΔͷͰ69తʹඇৗʹΑ͘ͳ͍ݱ ϑϨʔϜͷϑϦʔζͬͯʁ 7 ref: https://developer.android.com/topic/performance/vitals/frozen
w ʮͦΓΌ͋ɺ͍ͬͺ͍ϝϞϦͬͯΔͱ͍͏͜ͱͰʁʯ w ·͊ɺͦͷͱ͓Γɻ w "OESPJEʹΨϕʔδίϨΫγϣϯϝϞϦڞ༗ͱ͍ͬͨཧػೳ͕උ Θ͍ͬͯΔ͕ɺݶք͋Δ w ϝϞϦϦʔΫʹΑͬͯΨϕʔδίϨΫλʔ͕ϝϞϦΛ։์Ͱ͖ͳ͍ w ཧͷΛ͑Δ͍ͰΞϓϦ͕ϝϞϦΛཁٻ͢Δ w Ϣʔβʮ͍ͬͯΔͱͲΜͲΜ͘ͳΔͷͰλεΫΩϧΛ͢Δʯͱ͍ ͏ೝࣝΛ͢Δ ϝϞϦͷ༻ྔ͕ߴ͍ͬͯʁ 13
w %FCVHCVJMEͰΈ͍ͯΔʁ w android:debuggable=“true” w "OESPJE1SP fi MFS͕ඞཁ͔ͩΒ w σόοάϥΠϒϥϦ͕debugImplementationͰґଘ͍ͯ͠Δ͔Β w %FCVHCVJME3FMFBTFCVJMEͱҧ͍ɺύϑΥʔϚϯε໘Ͱෆར w σόοάใΛఏڙ͢ΔͨΊʹɺίϯύΠϥͷ࠷దԽΛࢭΊΔͳͲ ύϑΥʔϚϯεଌఆͷڥʹ͍ͭͯ 16
w %FCVHCVJME͕͍࣋ͬͯͨΦʔόʔϔουΛճආͭͭ͠ɺϓϩϑΝΠϦ ϯάπʔϧΛ༗ޮʹ͢Δ w %FCVHCVJMEͱൺֱͨ͠ͱ͖ʹɺύϑΥʔϚϯεͷӨڹ͕খ͍͞ w ΑΓਖ਼֬ͳύϑΥʔϚϯεใΛಘΔ͜ͱ͕Ͱ͖Δ 1SP fi MFBCMFCVJME͕Ճ͞Ε·ͨ͠ 19 ref: https://android-developers.googleblog.com/2022/10/accurately-measure-android-app-performance-with-profileable-builds.html
w ͔݁Βݴ͏ͱେৎ w ಡԽΛεΩοϓ͢ΔͷͰͳ͍ͷͰγϯϘϧܽམ͢Δ w (PPHMFͷTUQBSUZBQQTطʹετΞʹ͋Δͷ͕1SP fi MFBCMFCVJME w ํతʹηΩϡϦςΟ͕༏ઌ͞ΕΔͷͰɺ੍ݶ͕͍Δ w $161SP fi MFSίʔϧελοΫαϯϓϦϯάɺγεςϜτϨʔεͳ ͲɺλΠϛϯάͷଌఆʹॏཁͳϓϩϑΝΠϧ͔͠αϙʔτ͠ͳ͍ w .FNPSZ1SP fi MFSωΠςΟϒϝϞϦͷϓϩϑΝΠϧͷΈ w &OFSHZ1SP fi MFS&WFOU5JNFMJOFͦͦ͑ͳ͍ 1SP fi MFBCMFCVJMEɺຊ൪ΞϓϦͰΔͷେৎͳͷʁ 22
w ཁɿ"OESPJE4UVEJP'MBNJOHP"(1 w 1SP fi MFbBQQOBNF`XJUIMPXPWFSIFBEͱ͍͏Φϓγϣϯ͕Ճ͞ Εͨ w ࣗಈతʹ1SP fi MFBCMFCVJMEΛߦ͍ɺϓϩϑΝΠϥ্Ͱ໌ࣔతʹ ʮ1SP fi MFBCMFCVJMEͰݟ͍ͯΔʯ͜ͱ͕දࣔ͞ΕΔ w ͲͷϏϧυλΠϓ1SP fi MFBCMFʹͰ͖Δ͕ɺύϑΥʔϚϯεଌఆత Ͱ͋ΕSFMFBTFCVJMEͳͲɺVOEFCVHHBCMFͳλΠϓΛࢦఆ͖͢ "OESPJE4UVEJPͰ1SP fi MFBCMF#VJMEΛࣗಈతʹߦ͏ 26
w "OESPJE.BOJGFTUʹQSP fi MFBCMFλάΛ͚ͭΔ w w #VJME'MBWPSΛVOEFCVHHBCMFͳCVJMEUZQFʹࢦఆ͢Δ w ॺ໊ͨ͠ΞϓϦΛ࡞Δ w σόοάॺ໊Ͱɺ1SP fi MFBCMFCVJMEઐ༻ͷॺ໊Ͱ0, w "OESPJEҎ߱ͷσόΠεͰΞϓϦΛ࣮ߦ͢Δͱɺ֤1SP fi MFS͔Β 1SP fi MFBCMFCVJMEͰಈ͍͍ͯΔϓϩηεΛࢦఆ͢Δ͜ͱ͕Ͱ͖Δ ࣗͰ1SP fi MFBCMFCVJMEΛߦ͏ 27
w ύϑΥʔϚϯεͷଌఆͪΌΜͱ͍ͬͯ·͔͢ʁ w ࢹͰ໌֬ʹ͍Ͱͳ͘ɺ1SP fi MFSͰʮίίͷύϑΥʔϚϯε͕ ѱ͍ʯΛ໌֬ʹσʔλͱͯ͠ಘΔͷେ w 1SP fi MFBCMFCVJMEΛ͏͜ͱͰɺΑΓਖ਼֬ͳύϑΥʔϚϯεใΛऔಘ ͢Δ͜ͱ͕Ͱ͖Δ w ̋̋ͳλΠϛϯάͰύϑΥʔϚϯε͕མ͍ͪͯΔʂͱ͍͏ͷ͕Θ͔ͬ ͨΒɺ%FCVHCVJMEͳΓͰͳΜͰམ͍ͪͯΔͷ͔ΛΑΓৄࡉʹ٧Ίͯ ͍͘ͷ͕ྑͦ͞͏ ·ͱΊ 28