コードレビューを制するチームがソフトウェアデリバリーのフローを制す / Beyond Code Review: Distributing Its Responsibilities Across the SDLC

2026-06-02 CodeRabbit User Group Osaka #2
https://crug.connpass.com/event/392035/

Transcript

1. 
   $PEF3BCCJU
   6TFS
   (SPVQ
   0TBLB
    NBUTVNPUPT!NUYT ίʔυϨϏϡʔΛ੍͢ΔνʔϜ͕
   ιϑτ΢ΣΞσϦόϦʔͷϑϩʔΛ੍͢
2. ࣗݾ঺հ
   দຊ੒޾ʢ·ͭ΋ͱ͛͠Ώ͖ʣ
   
   !NUYT
   ιϑτ΢ΣΞΤϯδχΞͱͯ͠ଟ༷ͳϓϩδΣΫτͷ։ൃɾอकɾӡ༻Λܦݧɻݱࡏ͸ΤϯδχΞϦ ϯάϚωʔδϟʔͱͯ͠ɺෳ਺ͷίϯγϡʔϚʔ޲͚αʔϏεͷ։ൃ૊৫Λԣஅతʹ౷ׅɻ։ൃੜ࢈ ੑͷ޲্Λ࣠ʹɺαʔϏεͷՁ஋૑ग़Λ࣋ଓతʹࢧ͑Δ૊৫ͱ։ൃϓϩηεͷઃܭɾվળʹऔΓ૊Μ Ͱ͍Δɻ
   OPUF΍͸ͯͳϒϩάΛ࢖͍ɺݸਓͰࡉʑͱ৘ใൃ৴͍ͯ͠·͢ʂ 9
    IUUQTYDPNNUYT ͸ͯͳϒϩά
    IUUQTNUYTIBUFOBCMPHDPN OPUF
    IUUQTOPUFDPNNUYT 4QFBLFS
   %FDL
    IUUQTTQFBLFSEFDLDPNNUYT ϙουΩϟετ
    IUUQTPQFOTQPUJGZDPNTIPX".V1+Z6Z",4(Z#*['
3. ຊΛॻ͖·ͨ͠ ग़൛ࣾ
   ٕज़ධ࿦ࣾ
   ൃച೔
   ೥݄೔ νʔϜͷྗͰ૊৫Λಈ͔͢
   ιϑτ΢ΣΞ։ൃΛՃ଎͢ΔνʔϜࢦ޲ͷ૊৫ઃܭ IUUQTHJIZPKQCPPL
4. ιϑτ΢ΣΞσϦόϦʔ͸
   ೥୅ޙ൒ࠒ͔Βϑϩʔ͕೥ʑ଎͘ͳ͍ͬͯΔ
5. ͇ ͇ ͇ ͇ ͇ ͇ ͇ ͇ ͇ ͇ ʮιϑτ΢ΣΞσϦόϦʔʯͱ͸ɺιϑτ΢ΣΞΛ։ൃ͠ɺϢʔβʔʹಧ͚Δ·Ͱͷϑϩʔ $PEF
   3FWJFX #VJME
   
   5FTU 1SPWJTJPOJOH 0QFSBUJPOT $PEJOH νʔϜ Ϣʔβʔ ιϑτ΢ΣΞ %FQMPZNFOU ։ൃ͠ɺಧ͚Δ ιϑτ΢ΣΞσϦόϦʔᶅ ιϑτ΢ΣΞσϦόϦʔᶄ ιϑτ΢ΣΞσϦόϦʔᶃ ։ൃϑΣʔζ ӡ༻ϑΣʔζ σϦόϦʔϑΣʔζ ͜ͷϑϩʔ͕
   ଎͘ͳ͍ͬͯΔ ˞ͲͷൣғΛࢦ͢ͷ͔
   ਓ΍৔߹Ͱղऍ΍࢖ΘΕํ͕ҧ͏ ࠓճ͸͜ΕΛࢦ͢
6. ͇ ͇ ͇ ೥୅ޙ൒͔ΒσϦόϦʔϑΣʔζͷٕज़ਐԽ͕ਐΈʜʜ $PEF
   3FWJFX #VJME
   
   5FTU 1SPWJTJPOJOH %FQMPZNFOU 0QFSBUJPOT $PEJOH ։ൃϑΣʔζ ӡ༻ϑΣʔζ σϦόϦʔϑΣʔζ ܧଓతσϦόϦʔσϓϩΠ ܧଓతΠϯςάϨʔγϣϯ ʢ೥୅ޙ൒dʣ ʢ೥୅લ൒dʣ ʢ஫ʣݱࡏͷΑ͏ͳϐΞϨϏϡʔͷීٴ͸ ೥ࠒ͔Β ࣗಈԽ͞ΕͨσϓϩΠύΠϓϥΠϯ
7. ͇ ͇ σϦόϦʔϑΣʔζͷϑϩʔ͕ߴ଎Խͨ͠ ࡞ۀͷଟ͕ࣗ͘ಈԽՄೳ ࡞ۀͷଟ͕͘ਓख ͇ ͇ $PEF
   3FWJFX #VJME
   
   5FTU 1SPWJTJPOJOH %FQMPZNFOU 0QFSBUJPOT $PEJOH ։ൃϑΣʔζ ӡ༻ϑΣʔζ σϦόϦʔϑΣʔζ ޿ଳҬ ʢ஫ʣͱ͸ݴ͑ɺ044ͷීٴ΍πʔϧͷ ਐԽͰޮ཰Խ͸ਐΜͰ͍ͨ ʢ஫ʣख࡞ۀ࣌୅͸ɺιϑτ΢ΣΞσϦόϦʔͷதͰ
   ͕͜͜ϘτϧωοΫʹͳΓ͕ͪͩͬͨ ʢ૬ରతʹ஗͘ͳͬͨʣ
8. ೥લޙɺ"*
   $PEJOH
   "HFOU͕ීٴ͢Δ
9. "*
   $PEJOH
   "HFOUͷීٴͰίʔσΟϯά͕ߴ଎Խ͠ʜʜ ࡞ۀͷଟ͕ࣗ͘ಈԽՄೳ ͇ ͇ $PEF
   3FWJFX #VJME
   
   5FTU 1SPWJTJPOJOH %FQMPZNFOU 0QFSBUJPOT $PEJOH ։ൃϑΣʔζ ӡ༻ϑΣʔζ σϦόϦʔϑΣʔζ ·ͩ·ͩਓख "HFOUͱͷڠಇ ޿ଳҬ ͇ ͇ ޿ଳҬ
10. ਓؒʹΑΔίʔυϨϏϡʔ͕ਂࠁͳϘτϧωοΫʹͳΓͭͭ͋Δ ࡞ۀͷଟ͕ࣗ͘ಈԽՄೳ ͇ ͇ $PEF
    3FWJFX #VJME
    
    5FTU 1SPWJTJPOJOH %FQMPZNFOU 0QFSBUJPOT $PEJOH ։ൃϑΣʔζ ӡ༻ϑΣʔζ σϦόϦʔϑΣʔζ ·ͩ·ͩਓख "HFOUͱͷڠಇ ޿ଳҬ ϘτϧωοΫ ϑϩʔ͕͜͜Ͱ٧·ͬͯ
    ιϑτ΢ΣΞσϦόϦʔશମͷαΠΫϧ͕஗͍ঢ়ଶʹ ͇ ͇ ޿ଳҬ ௿ଳҬ ʢ஫ʣ"*࣌୅Ҏલ͔ΒɺίʔυϨϏϡʔ͸ϘτϧωοΫʹ ͳΓ͕͕ͪͩͬͨɺͦΕ͕ΑΓݦஶʹͳͬͨ
11. ιϑτ΢ΣΞσϦόϦʔͷϑϩʔ͕଺ཹ͢Δ͚ͩͰͳ͘ɺΤϯδχΞͷർฐʹ΋ͭͳ͕Δ 13 13 13 13 13 13 13 13 ΍ͬͯ΋΍ͬͯ΋
    ऴΘΒͳ͍ʜʜ ΤϯδχΞͷർฐ ଺ཹ $PEJOH $PEF
    3FWJFX ϑϩʔ ʢ஫ʣ"*࣌୅Λܴ͑ɺΤϯδχΞͷಇ͖ํ͕มΘ ͍ͬͯ͘ͱ͍ͬͯ΋ɺͦͷ࢟Λ͜ͷΑ͏ʹ ͱΒ͑ͯ͠·͏ͱ͋·Γʹັྗ͕ͳ͘ͳͬ ͯ͠·͏ ϨϏϡʔ͢Δ
    ͜ͱ͕࢓ࣄʁ
12. ਓؒʹΑΔίʔυϨϏϡʔΛ΍Ίɺ"HFOUʹ೚ͤΔ͜ͱͰ໰୊͸ղܾ͢Δͷ͔ʁ ࡞ۀͷଟ͕ࣗ͘ಈԽՄೳ ͇ ͇ $PEF
    3FWJFX #VJME
    
    5FTU 1SPWJTJPOJOH %FQMPZNFOU 0QFSBUJPOT $PEJOH ։ൃϑΣʔζ ӡ༻ϑΣʔζ σϦόϦʔϑΣʔζ "HFOUʹ೚ͤΔ "HFOUͱͷڠಇ ໰୊ղܾʁ ޿ଳҬ ͇ ͇ ޿ଳҬ ޿ଳҬ
13. ਓؒʹΑΔίʔυϨϏϡʔͱ"HFOUʹΑΔϨϏϡʔ͸૬ิతͰ͋ΔͨΊɺ͜΅ΕམͪΔ΋ͷ΋͋Δ $PEF
    3FWJFX $PEF
    3FWJFX "HFOU͚ͩʹཔΔͱ
    ͕͜͜͜΅Εམͪͯ͠·͏ ૬ิతͳؔ܎
14. Ͱ͸ɺlਓؒʹΑΔίʔυϨϏϡʔz͸ɺͲΜͳ໾ׂΛ୲͖ͬͯͨͷ͔ʁ ίί
15. ίʔυϨϏϡʔ͸ɺઃܭ΍ίʔυͷ֎෦඼࣭಺෦඼࣭Λ୲อ͍ͯͨ͠ ίʔυϕʔε ϓϧϦΫ ίʔυϨϏϡʔ ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ ࣗνʔϜ΍ଞνʔϜ
    ͷϝϯόʔ มߋ ސ٬ຬ଍౓ͱ৴པΛ֫ಘ͢Δ কདྷͷมߋ΍֦ுΛ༰қʹ͢Δ ϨϏϡΞʔ ʢ஫ʣݱ୅ͷιϑτ΢ΣΞ։ൃʹ͓͍ͯɺ֎෦඼ ࣭ͷ୲อ͸ςετ͕ߴޮ཰Ͱߴਫ਼౓͕ͩɺ ʮ࢓༷ͷޡೝ΍ߟྀ࿙Εʯʮςετࠔ೉ͳ ྖҬʯʮςετࣗମͷଥ౰ੑʯͷݕূʹ͓ ͍ͯɺίʔυϨϏϡʔ͕ͦΕΛิ׬͢Δ໾ ׂΛ୲͖ͬͯͨɻ ʢ஫ʣ͜͜Ͱओʹର৅ͱͳΔͷ͸ɺ੩తղੳπʔ ϧͰݕ஌Ͱ͖Δ΋ͷҎ֎Ͱ͋Γɺͨͱ͑͹ ʮෆద੾ͳந৅ԽɾϞδϡʔϧԽʯ΍ʮෆ ద੾ͳ໋໊ʯʮंྠͷ࠶ൃ໌ʯͳͲͷࢦఠ Ͱ͋Δɻ ʢ஫ʣෳࡶͳίʔυϕʔεʹखΛՃ͑Δͷ͸ɺਓ͚ؒͩ Ͱͳ͘ɺ"*ʹͱͬͯ΋೉қ౓ͷߴ͍λεΫͱͳΔ
16. ίʔυϨϏϡʔ͸ɺνʔϜϝϯόʔΛڭҭ͢Δ৔Ͱ΋͋ͬͨ ίʔυϕʔε ϓϧϦΫ l৽͍͠zνʔϜϝϯόʔ lطଘͷzνʔϜϝϯόʔ มߋ มߋ ϨϏϡΞʔ ίʔυϨϏϡʔ ڭҭ ڭҭ υϝΠϯ஌ࣝ΍νʔϜͷྲّྀΛΠϯετʔϧ͢Δ ٕज़ਫ४Λఈ্͛͠ɺઃܭํ਑ͷϒϨΛແ͘͢ ʢ஫ɺ஫ʣϨϏϡΞʔͱϨϏϡΠʔͷؔ܎ʹΑͬͯ΋ɺίʔυϨϏϡʔͷಇ͖͕มΘΔ఺ʹ΋஫໨͍ͨ͠ ʢ஫ʣ ʢ஫ʣ
17. ίʔυϨϏϡʔ͸ɺ։ൃऀʹઆ໌੹೚Λ֮ࣗͤ͞ΔޮՌ΋͋ͬͨ ίʔυϕʔε ϓϧϦΫ ։ൃऀ มߋ ϨϏϡΞʔ ίʔυϨϏϡʔ આ໌੹೚ͷ֮ࣗ ʮ୭͔ʹݟΒΕΔʯͱ͍͏ϓϨογϟʔ "*ग़ྗΛؙ౤͛ ʷ ϗʔιϯޮՌ ແ੹೚ͳઃܭ΍࣮૷ͷࠞೖΛ๷͙ ʢ஫ʣίʔυϨϏϡʔ͸ɺ"*͕ੜ੒ͨ͠ίʔυΛ ͦͷ··ؙ౤͛͢Δʮ"*εϩοϓʯ໰୊ʹ ରͯ͠΋ɺ͋Δఔ౓ͷ཈ࢭޮՌ͕͋Δɻ खΛൈ͘Θ͚ʹ͸
    ͍͔ͳ͍ʜʜ
18. ίʔυϨϏϡʔ͸ɺνʔϜʹ৑௕ԽΛ΋ͨΒ͢ޮՌ΋͋ͬͨ ίʔυϕʔε ϓϧϦΫ ։ൃऀ มߋ ϨϏϡΞʔ ίʔυϨϏϡʔ ৑௕Խ όε܎਺ͷѱԽΛ๷͙ ʢ஫ʣόε܎਺ʜʜ஌ࣝͷہॴԽʹΑΓɺԿਓͷϝϯόʔ͕཭୤͢Δͱ ϓϩδΣΫτ͕ܧଓࠔ೉ʹͳΔ͔ͱ͍͏ϦεΫͷࢦඪ มߋՕॴͷཧղ
19. ίʔυϨϏϡʔΛ"HFOUʹؙ౤͛ͯ͠΋ɺlਓؒΛ׬શʹஔ͖׵͑Δz͜ͱʹ͸ͳΒͳ͍ ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ આ໌੹೚ͷ֮ࣗ ڭҭ ৑௕Խ ։ൃऀ
    ʢϨϏϡΠʔʣ ։ൃऀ
    ʢϨϏϡΞʔʣ ίʔυϕʔε ಛʹ͕͜͜
    ͜΅Εམͪ΍͍͢ ʢ஫ʣਓ͕࣮ؒ຿ܦݧΛੵΈʹ͘͘ͳΔ"*࣌୅ʹɺ ʮͲͷΑ͏ʹͯ͠ਓࡐΛҭ੒͢Δ͔ʯͱ͍͏ ՝୊ͱ΋ϦϯΫ͢Δ "HFOUʹશ໘ҕৡ͢Δʹ͸
    ·ͩෆ͕҆࢒Δʜʜ ʢ஫ʣ͜͜ͰͷޮՌ͸ɺར༻͢Δ"HFOU΍ͦͷϞ σϧͷੑೳɺ"*׆༻ʹର͢Δݸਓ΍૊৫ͷ ੒ख़౓ɺίʔυϕʔεͷن໛΍ෳࡶ͞ͳͲ ʹΑͬͯେ͖͘ҟͳΔ $PEF
    3FWJFX ʢ஫ʣ"HFOUΛֶशʹར༻͢Δ͜ͱ͸Ͱ͖Δ
20. ਓؒʹΑΔίʔυϨϏϡʔίετ͸ෆՄආͳͷ͔ʁ
21. ӡ༻ϑΣʔζ ͇ ͇ ίʔυϨϏϡʔ͕୲͖ͬͯͨ໾ׂΛ4%-$શମʹ෼ࢄͤ͞Ε͹͍͍ ͇ ͇ #VJME
    
    5FTU 1SPWJTJPOJOH %FQMPZNFOU 0QFSBUJPOT $PEJOH $PEF
    3FWJFX 4IJGU
    3JHIU 4IJGU
    'VSUIFS
    3JHIU 4IJGU
    -FGU ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ આ໌੹೚ͷ֮ࣗ ڭҭ ৑௕Խ ʢ஫ʣ4PGUXBSF
    %FWFMPQNFOU
    -JGF
    $ZDMFʢιϑτ΢ΣΞ։ൃϥΠϑαΠΫϧʣͷུɻ ຊࢿྉͰఆٛ͢ΔͭͷϑΣʔζʮ։ൃʯʮσϦόϦʔʯʮӡ༻ʯʹ·͕ͨΔ Ұ࿈ͷϓϩηεΛࢦ͢
22. ͭͷൣғʹ෼͚ͯ෼ࢄํ਑Λݕ౼͢Δ  ઃܭɾ࣮૷ஈ֊·Ͱ
     ίʔυϨϏϡʔ
     Ϗϧυ͔Βεςʔδϯά΁ͷσϓϩΠͱςετ·Ͱ
     ຊ൪΁ͷσϓϩΠɾϦϦʔε·Ͱͱຊ൪ӡ༻
23. $PEF
    3FWJFX #VJME
    
    5FTU 1SPWJTJPOJOH 0QFSBUJPOT %FQMPZNFOU 
    ઃܭɾ࣮૷ஈ֊·Ͱ $PEJOH
24. ϨϏϡʔӠʑҎલʹɺ"HFOUʹΑΔઃܭɾ࣮૷ͷߴਫ਼౓ԽΛ௥ٻ͢Δ ͏Μ͵Μ "HFOUJD
    $PEJOH ࣗ޻ఔͰ׬݁ͤ͞ɺޙ޻ఔʹෆྑΛྲྀ͞ͳ͍ʹࣗ޻ఔ׬݁ʢ+,,ʣ ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ ෆྑ "HFOUJDΤϯδχΞ $PEJOH
    "HFOU ܭըɾ࣮ߦ ߴਫ਼౓Խͷ௥ٻ ϨϏϡʔʹ·ΘͤΔϨϕϧͷ඼࣭͔ʁ w ଎͞͹͔Γ༏ઌ͢Δͱɺख໭ΓʹΑͬͯ଎͞΋ࣦ͏
    w ͔ͩΒɺ·ͣ͸଎͞ΑΓ඼࣭ʹ஫ྗ͢Δ ௿଎ ௿඼࣭ ̋ ϨϏϡʔʹ·ΘͤΔ඼࣭
    ʢίʔυϨϏϡʔͷෛՙΛԼ͛Δʣ ߴ඼࣭ ߴ଎ $PEF
    3FWJFX ࢓૊ΈԽ ʢ஫ʣίϯςΩετڙڅΛ੔උͨ͠Γɺ &"34౳Ͱ߹֨ج४Λఆٛͨ͠Γɺ ࣗݾݕূɾࣗݾमਖ਼ͤͨ͞Γ౳ʑ ʢ஫ʣ13αΠζΛখ͘͢͞Δ͜ͱ΋ ϨϏϡʔෛՙܰݮʹ໾ཱͭ ʢ஫ʣਓؒͰ͸ͳ͍ͷͰɺۀ຿࣌ؒ֎ ʹՔಇͤͨ͞ΓɺฒྻՔಇ਺Λ ্͛ͯɺΞ΢τϓοτ඼࣭Λߴ ΊΔ͜ͱͩͬͯͰ͖Δʢඅ༻໘ ͷߟྀ͸ඞཁʣ ୭΋͕ࢼߦࡨޡத͕ͩʜʜ
25. ϖΞϫʔΫ΍ϞϒϫʔΫΛ༻͍ɺઃܭɾ࣮૷ΛϥΠϒϨϏϡʔ΍0+5ͷ৔ͱͯ͠ػೳͤ͞Δ "HFOUJD
    $PEJOH $PEF
    3FWJFX ࢦࣔɾཁٻ ϖΞϫʔΫϞϒϫʔΫ ϗʔιϯޮՌ 0+5 ڞಉ࡞ۀ ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ આ໌੹೚ͷ֮ࣗ ڭҭ ৑௕Խ ϥΠϒϨϏϡʔ ඞཁੑΛԼ͛Δ ܭըɾ࣮ߦ 13 ʢ஫ʣΤϯδχΞ໊Ҏ্ʹՃ͑ɺ 10΍σβΠφʔͳͲ΋ؚ Ίɺগਓ਺ʮϙουʯԽ͢Δ
26. 1SPWJTJPOJOH 0QFSBUJPOT %FQMPZNFOU 
    ίʔυϨϏϡʔ $PEJOH $PEF
    3FWJFX #VJME
    
    5FTU
27. ϨϏϡʔΛ"HFOUʹ೚ͤΔ͜ͱ͕Ͱ͖Ε͹ɺܧଓతϨϏϡʔ͕࣮ݱͰ͖Δ ϨϏϡΞʔ #VJME
    
    5FTU $PEJOH )VNBO
    3FWJFX ϨϏϡʔ͕࣌ؒ௕͍ #VJME
    
    5FTU ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ ϨϏϡʔ͔Β࣮૷΁ͷϑΟʔυόοΫΛߴ଎Խ ଴͕ͪ࣌ؒ௕͍ ଴͕ͪ࣌ؒͳ͘ૉૣ͍lܧଓతϨϏϡʔz ϨϏϡʔ͕࣌ؒ୹͍ ଴͕ͪ࣌ؒແ͍ 3FWJFX
    "HFOU $PEJOH "HFOUJD
    3FWJFX ʢ஫ʣࣗಈςετ΍੩తίʔυղੳ౳ɺطଘͷ࢓૊ΈͰݕग़Ͱ ͖ͳ͍ର৅ΛओʹϨϏϡʔ͢Δ
    ʢ஫ʣʮ؍఺͝ͱʹϨϏϡʔΛ෼͚ΔʯʮϚϧνΤʔδΣϯτ ͰϨϏϡʔ͢Δʯʮ൓෮తʹϨϏϡʔ͢Δʯ౳ͷख๏Λ ༻͍ͯɺਫ਼౓ΛߴΊΔ
    ʢ஫ʣमਖ਼·ͰؚΊͯࣗಈԽ͢Δ ʢ࣮࣭తʹͻͱͭͷ޻ఔͱͳΔʣ
28. "HFOUʹ೚ͤΒΕͳ͍ྖҬ΍ঢ়گ͸ɺਓؒʹΑΔίʔυϨϏϡʔΛ௨͢ /P :FT #VJME
    
    5FTU $PEJOH "HFOUJD
    3FWJFX 3FWJFX
    "HFOU ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ આ໌੹೚ͷ֮ࣗ ڭҭ ৑௕Խ w "HFOUʹ೚ͤΒΕͳ͍ྖҬΛؚΉʁ
    w ΤϥʔόδΣοτ͕ރׇ͍ͯ͠Δʁ
    w ౳ʑ "HFOU͕ಘҙͳྖҬ͸೚ͤΔ )VNBO
    3FWJFX
    ͷϘϦϡʔϜ ࣌ؒ "HFOUʹ೚ͤΔϘϦϡʔϜΛ
    ૿΍ͤΔΑ͏ɺվળΛॏͶ͍ͯ͘ ϨϏϡΞʔ )VNBO
    3FWJFX 13 ʢ஫ʣϨϏϡʔ଴ͪ13ͷߦྻ؇࿨ʹ ͸ɺैདྷͷʮ8*1੍ݶʯͳͲ ͷϓϥΫςΟεΛ༻͍Δ ʢ஫ʣ൑ఆ͸ࣗಈԽ͓͖͍ͯͨ͠ ͱ͜Ζ ʢ஫ʣ)VNBO
    3FWJFXͷϘϦϡʔϜ ͕খ͘͞ͳΔʹͭΕɺ͜ΕΒ ͷޮՌ΋খ͘͞ͳΔ
29. 0QFSBUJPOT 
    Ϗϧυ͔Βεςʔδϯά΁ͷσϓϩΠͱςετ·Ͱ $PEJOH $PEF
    3FWJFX #VJME
    
    5FTU 4UBHJOH
    1SPWJTJPOJOH 4UBHJOH
    %FQMPZNFOU
    
    5FTU
30. ੜ੒"*Λ༻͍ͨඇܾఆੑʹΑΔ඼࣭໘Ͱͷෆ҆Λɺܾఆ࿦తΞΫγϣϯͰܰݮ͢Δ #VJME
    
    5FTU 4UBHJOH
    1SPWJTJPOJOH 4UBHJOH
    %FQMPZNFOU
    
    5FTU 1SFTVCNJU 1PTUTVCNJU ʢ$*ʣ ʢ$*$%ʣ #VJME
    
    5FTU "HFOUJD
    3FWJFX "HFOUJD
    $PEJOH ඇܾఆੑ ඇܾఆੑ w ੩తղੳ
    w ࣗಈςετ
    w ౳ʑ ܾఆ࿦తΞΫγϣϯ ಺෦඼࣭ͷ୲อ ֎෦඼࣭ͷ୲อ ಉ͡ೖྗͰ΋ग़ྗ͕ຖճมΘΔ
    ʢ݁Ռͷਖ਼͠͞΋ෆ֬ఆͰ৴པͮ͠Β͍ʣ ಉ͡ೖྗͳΒग़ྗ΋ຖճಉ͡
    ʢ݁Ռͷਖ਼͕҆͠͞ఆ͠৴པͰ͖Δʣ ʢ஫ʣϧʔϧΛϓϩδΣΫτʹ࠷దԽͤ͞ɺ ϊΠζΛݮΒͨ͠͏͑Ͱӡ༻͢Δ ʢ஫ʣΞʔΩςΫνϟ΋ςετͰ͖Δ
31. 
    ຊ൪΁ͷσϓϩΠɾϦϦʔε·Ͱͱຊ൪ӡ༻ $PEJOH $PEF
    3FWJFX #VJME
    
    5FTU 1SPWJTJPOJOH 0QFSBUJPOT %FQMPZNFOU
    
    3FMFBTF
32. ຊ൪τϥϒϧ͕ى͖ͯ΋ɺӨڹൣғΛ࠷খݶʹ཈͑ΒΕΕΔ࢓૊ΈΛߏங͓ͯ͘͠ %FQMPZNFOU
    
    3FMFBTF 1SPWJTJPOJOH 0QFSBUJPOT w ΧφϦΞϦϦʔε
    w μʔΫϩʔϯν
    w ౳ʑ w αʔΩοτϒϨʔΧʔ
    w όϧΫϔου
    w ౳ʑ ϓϩάϨογϒσϦόϦʔͰஈ֊తʹಋೖ ϨδϦΤϯεύλʔϯͰো֐೾ٴΛ཈੍ ֎෦඼࣭ͷ୲อ ো֐ൣғͷہॴԽ ো֐ൣғͷہॴԽ "HFOU͕ॻ͍ͨl΋ͬͱ΋Β͍͠ίʔυzʹ
    જΉ͕ܽؕՐΛਧ͘ ʢ஫ʣݟಀ͠΍͔ͬͨ͢Γ͢Δ ʢ஫ʣσϓϩΠͱϦϦʔεΛ෼͚͍ͯΔ
33. Ұఆͷ඼࣭͕͋ΔͳΒɺނোΛલఏʹ෮چ࣌ؒͷ࠷୹ԽʹɺΑΓ஫ྗͯ͠Քಇ཰ΛߴΊΔ ނোൃੜ ݕ஌ ෮چ׬ྃ म෮ظؒ553 ނোִؒ5#' ݕ஌ ෮چ׬ྃ ނোൃੜ म෮ظؒ553 ʢ޿͛Δʣ ʢॖΊΔʣ ʢॖΊΔʣ ౤ࢿରޮՌ͕ѱ͍ .5#' ނোθϩʹ޲͚ͨ౤ࢿ ౤ࢿରޮՌ͕ߴ͍ ౤ࢿରޮՌ͕௿Լ ฏۉނোִؒ ނোΛલఏʹ.553୹ॖʹ஫ྗ͢ΔͱޮՌ͕ߴ͍
    ͦ΋ͦ΋ނো͕গͳͯ͘΋.553͕௕͍ͱ69͕ѱ͍ w ϞχλϦϯάɾΞϥʔτ
    w Մ؍ଌੑ
    w ࣗಈϩʔϧόοΫ
    w ౳ʑ ֎෦඼࣭ͷ୲อ .5#'
    ˠ
    ʿ → 100 % Քಇ཰ ͜Ε͹͔Γʹ஫ྗ͕ͪ͠ ฏۉम෮࣌ؒ ʢ஫ʣຊ൪τϥϒϧ͕ղܾͨ͠ޙ͸ɺϙετϞʔςϜ౳ͷ ৼΓฦΓΛܦͯɺ݁ՌΛ4%-$֤ϓϩηεʹ൓ө ͠ɺ"HFOUͷਫ਼౓Λ޲্͍ͤͯ͘͞ "HFOU͕ॻ͍ͨl΋ͬͱ΋Β͍͠ίʔυzʹજΉ͕ܽؕՐΛਧ͘ .553
    ˠ
     %FTJHO
    GPS
    'BJMVSF Availability = MTBF MTBF + MTTR
34. ·ͱΊ w$*$%ͷਐԽ΍ੜ੒"*ͷීٴͰɺίʔυϨϏϡʔ͕ϘτϧωοΫʹͳͬͨ
    w͔͠͠ɺίʔυϨϏϡʔΛ"*ʹؙ౤͛ͯ͠΋ɺlਓؒΛ׬શʹஔ͖׵͑Δz͜ͱʹ͸
    ͳΒͳ͍
    w͔ͩΒɺίʔυϨϏϡʔ͕୲͖ͬͯͨ໾ׂΛ4%-$શମʹ෼ࢄͤ͞Δ
     ϨϏϡʔӠʑҎલʹɺ"HFOUʹΑΔઃܭɾ࣮૷ͷߴਫ਼౓ԽΛ௥ٻ͢Δ
     ϖΞϫʔΫ΍ϞϒϫʔΫΛ༻͍ɺઃܭɾ࣮૷޻ఔΛϥΠϒϨϏϡʔ΍0+5ͷ৔ͱͯ͠ػೳͤ͞Δ
     ϨϏϡʔΛ"HFOUʹ೚ͤΔ͜ͱ͕Ͱ͖Ε͹ɺܧଓతϨϏϡʔ͕࣮ݱͰ͖Δ
     "HFOUʹ೚ͤΒΕͳ͍ྖҬ΍ঢ়گ͸ɺਓؒʹΑΔίʔυϨϏϡʔΛ௨͢
     ੜ੒"*Λ༻͍ͨඇܾఆੑʹΑΔ඼࣭໘Ͱͷෆ҆Λɺܾఆ࿦తΞΫγϣϯͰܰݮ͢Δ
     ຊ൪τϥϒϧ͕ى͖ͯ΋ɺӨڹൣғΛ࠷খݶʹ཈͑ΒΕΕΔ࢓૊ΈΛߏங͓ͯ͘͠
     Ұఆͷ඼࣭͕͋ΔͳΒɺނোΛલఏʹɺ෮چ࣌ؒͷ࠷୹Խʹ஫ྗͯ͠Քಇ཰ΛߴΊΔ
35. ιϑτ΢ΣΞσϦόϦʔͷϑϩʔΛ଎͘͢Δ໨త͸
    lΑΓૣ͘ɺΑΓଟ͘ͷػೳΛϢʔβʔʹಧ͚Δz͜ͱͰ͸ͳ͍
    ϏδωεϢʔβʔՁ஋Λ୳ࡧ͢ΔͨΊͷ
    lߴ଎ͳϑΟʔυόοΫϧʔϓΛ࣮ݱ͢Δz͜ͱʹ͋Δ ࠷ޙʹ
36. ݩهࣄͱͦͷ"*Ի੠ղઆ ʮਓؒʹΑΔίʔυϨϏϡʔʹґଘ͗͢͠ͳ͍l଎͞ͱ඼࣭ͷཱ྆zΛ։ൃϥΠϑαΠΫϧશମͰࢧ͑Δʯ "*Ի੠ղઆ൛ IUUQTPQFOTQPUJGZDPNFQJTPEF"XWD4D)'WK)G5''E:N& IUUQTNUYTIBUFOBCMPHDPNFOUSZ ϒϩάهࣄ
37. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠