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Android Qのストレージの話

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May 16, 2019
Technology
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Android Qのストレージの話

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napplecomputer

May 16, 2019

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Transcript

  1. "OESPJE2ͷετϨʔδͷ࿩ !OBQQMFDPNQVUFS 1

  2. ࣗݾ঺հ • ͳͬͽʔ • !OBQQMFDPNQVUFS • גࣜձࣾσΟʔɾΤψɾΤʔॴଐ • .07ͷϢʔβʔΞϓϦ։ൃ 2

  3. 3

  4. ໨࣍ 4 ετϨʔδؔ࿈ηογϣϯ 4DPQFE4UPSBHF 3PMFT   

  5. ετϨʔδؔ࿈ηογϣϯ 5

  6. 6 0WFSWJFXPG1SJWBDZ$IBOHFTJO"OESPJE2 IUUQTZPVUVCF&U#XTJ3:

  7. 7 8IBU`T/FXJO4IBSFE4UPSBHF IUUQTZPVUVCF&U#XTJ3:

  8. 4DPQFE4UPSBHF 8

  9. #FUBͱ#FUBͷҧ͍ • #FUBͷετϨʔδʹؔ͢Δมߋ͸΄ͱΜͲ͕ ࣺͯΒΕɺ#FUBͰ৽͘͠ͳΓ·ͨ͠ • #FUB·ͰͷετϨʔδͷมߋΛ஌͍ͬͯΔਓ ΋ཁ֬ೝͩΑʂ • ͓ͦΒ͘ΈΜͳͷϑΟʔυόοΫͷӨڹ 9

  10. 4DPQFE4UPSBHFͱ͸ • ͬ͘͟Γݴ͏ͱαϯυϘοΫεΛ&YUFSOBM 4UPSBHFʹಋೖͨ͠ • ଞͷΞϓϦͷσʔλʹ৮Γʹ͘͘ͳͬͨ • ϢʔβʔͷΘ͔Βͳ͍ͱ͜ΖͰυΩϡϝϯτΛ౪ ΈݟΕͳ͍Α͏ʹͳͬͨ 10

  11. 11

  12. 12

  13. ͳͥมߋͨ͠ͷʁ • ϓϥΠόγʔڧԽͷҰ؀ • &YUFSOBM4UPSBHFͷݖݶ͸Α͘࢖ΘΕ͍ͯΔ ͕ɺͦΕΏ͍͔͑ͭ͘໰୊͕͋Δ • ໰୊ղܾͷͨΊɺͭͷݪଇʹैͬͯมߋ 13

  14. มߋͷͭͷݪଇ • ΑΓྑ͍ؼଐ • ΞϓϦσʔλͷอޢ • Ϣʔβʔσʔλͷอޢ 14

  15. ରԠ͠ͳ͍ͱ͍͚ͳ͍ͷʁ • "OESPJE2͸͓ࢼ͠ظؒ • λʔήοτ4%,όʔδϣϯΛ2ʹ͍ͯͯ͠΋ 4DPQFE4UPSBHFΛແޮʹͰ͖Δ • λʔήοτ4%,όʔδϣϯ͕2ະຬͰ΋ 4DPQFE4UPSBHFΛࢼͤΔ 15

  16. 16

  17. ରԠ͠ͳ͍ͱ͍͚ͳ͍ͷʁ • 2ͷ࣍ͷόʔδϣϯ͔Β͸λʔήοτ4%,όʔ δϣϯʹؔ܎ͳ͘͢΂ͯͷΞϓϦͰ4DPQFE 4UPSBHF͕༗ޮʹͳΔ • 2ͷ͏ͪʹରԠ͓͖ͯ͠·͠ΐ͏ 17

  18. ·ͱΊ • "OESPJE2Ͱ4DPQFE4UPSBHF͕ಋೖ • ֎෦ʢڞ༗ʣετϨʔδͷ࢖͍ํ͕େ͖͘มΘΔ
 ʢಛʹ.FEJB4UPSFʹೖΒͳ͍ϑΝΠϧʣ • "OESPJE2͸͓ࢼ͠ظؒ • 2ͷ࣍ͷόʔδϣϯͰڧ੍͞ΕΔͷͰࠓͷ͏ͪʹରԠ͠

    Α͏ 18

  19. 3PMFT 19

  20. 3PMFTͷڙཆͷ࿩ 20

  21. 3PMFTͱ͸ • "OESPJE2#FUB͔Β͋Δڞ༗ετϨʔδʹ ؔ܎͢Δػೳ • 5FDI#PPTUFSͷٕज़ॻయͷ৽ץʹ3PMFTʹ ؔ͢ΔهࣄΛدߘ͠·ͨ͠ 21

  22. 22

  23. 23

  24. 3PMFTͷঢ়ଶ • #FUB͕ग़ΔલʹυΩϡϝϯτ͔Βফ͍͑ͯͨ • υΩϡϝϯτͰ3PMFTΛ࢖͍ͬͯͨ෦෼͸ EFGBVMUBQQʹมߋ • ࣮૷͸࢒ͬͯΔ 24

  25. 25

  26. 26

  27. 27

  28. ͞ΑͳΒ3PMFT • #FUBͰ4UPSBHF෦෼͕ΨοπϦมߋ • EFGBVMUBQQ͢Β࢖Θͳ͘ͳͬͨ • ࣮૷͸࢒ͬͯΔ 28