RIとSPって何が違うの？選択において押さえておくべきポイント/ec2-reserved-instances-savings-plans-comparison

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RIͱSPͬͯԿ͕ҧ͏ͷʁ બ୒ʹ͓͍ͯԡ͓͑ͯ͘͞΂͖ϙΠϯτ ઍ༿޾޺ʢνόϢΩʣ 2021/11 Ұ෦मਖ਼

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͸͡Ίʹ ுΓ੾ͬͯࢿྉΛ࡞ͬͯ͠·ͬͨͨΊ ۦ͚଍Ͱ͢ɻ(120ຕ௒) ޙ΄Ͳڞ༗͠·͢ͷͰϦΞϧλΠϜͰ ཧղ͍ͨͩ͘ඞཁ͸͋Γ·ͤΜɻ

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༻ޠू ༻ޠ ಺༁ 3* ϦβʔϒυΠϯελϯεͷུ 41 4BWJOHT1MBOTɺηʔϏϯάϓϥϯͷུ 0%$3 ΦϯσϚϯυΩϟύγςΟ༧໿ͷུ "; ΞϕΠϥϏϦςΟκʔϯͷུ ϓϥοτϑΥʔϜ 8JOEPXTɺ-JOVYͳͲͷ04ͷछผΛද͢΋ͷ ςφϯγʔ Ծ૝Ϛγϯ͕෺ཧϗετΛڞ༻͢Δ͔઎༗͢Δ͔Λද͢΋ͷ

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ࣗݾ঺հ ઍ༿ ޾޺ ɾAWS ࣄۀຊ෦ ɹίϯαϧςΟϯά෦ ɹϚωʔδϟʔ ɾ2020೥1݄JOIN ɾ2021 APN AWS Top Engineer

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"HFOEB 1.RIͱSPͷద༻Πϝʔδ 2.ΩϟύγςΟ༧໿ͱ͸ 3.ϦβʔϒυΠϯελϯεͱ͸ 4.Savings Plans ͱ͸ 5.RIͱSP͸Կ͕ҧ͏ͷ͔

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࿩͢͜ͱ࿩͞ͳ͍͜ͱ ࿩͢͜ͱ ࿩͞ͳ͍͜ͱ •RI/SPͷछྨ •RI/SPͷҧ͍ •RI/SPͷద༻Πϝʔδ •EC2 ΠϯελϯεҎ֎ͷRI/SP •۩ମతͳγφϦΦͷ঺հ •ࡉ͔͍৚݅ •Φεεϝͷങ͍ํ RI/SPʹ͸ͲͷΑ͏ͳछྨ͕͋Δ͔ɺ ߲໨͕ͲͷΑ͏ͳҙຯΛ͔࣋ͭΛཧղ͍͖ͨͩɺ RI/SPΛબ୒͢Δελʔτ஍఺ʹ ཱ͍ͬͯͨͩ͘͜ͱΛ໨తͱ͍ͯ͠·͢ɻ

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ઌʹ·ͱΊ ʢ͍͔ͭ͘νϥݟͤʣ ৺ߏ͑ͷͨΊʹ

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Θͨ͠ͷݸਓతͳߟ͑ •SPΛ༏ઌͯ͠ݕ౼͠·͠ΐ͏ •SPͷॊೈੑͷߴ͞͸େ͖ͳັྗ •RIಛ༗ͷػೳ͕ඞཁͰ͋Ε͹RIͷ࠾༻Λݕ౼͢Δ •ϚʔέοτϓϨΠεͷ࢖༻ɺΩϟύγςΟ༧໿ɺަ׵ͳͲ •SPͷʮίϛοτֹۚͷࢦఆʯ͕ωοΫʹͳΔ৔߹͸RIΛɻ •ߪೖ࣌ͷֹۚ׵ࢉ •ߪೖޙͷ૝ఆର৅ͷ෼͔Γʹ͘͞ ޙͰग़͖ͯ·͢

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3*ͱ41ͷछྨ ޙͰग़͖ͯ·͢

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3*ͱ41ͷൺֱද ޙͰެ։͢ΔͨΊ ֮͑Δඞཁ͸͋Γ·ͤΜ ޙͰग़͖ͯ·͢ 2021/11 Ұ෦मਖ਼

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"HFOEB 1.RIͱSPͷద༻Πϝʔδ 2.ΩϟύγςΟ༧໿ͱ͸ 3.ϦβʔϒυΠϯελϯεͱ͸ 4.Savings Plans ͱ͸ 5.RIͱSP͸Կ͕ҧ͏ͷ͔

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ΦϯσϚϯυΠϯελϯεͷ ྉۚͷൃੜ ͓͞Β͍ɿΦϯσϚϯυΠϯελϯε

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Πϯελϯε͸Քಇͨ͠෼͚ͩྉ͕͔͔ۚΔ •ΦϨϯδͷଳ͕Քಇঢ়ଶͰ͋Δ͜ͱΛද͢ •Քಇͨ͠෼ΦϯσϚϯυྉ͕ۚൃੜ •EBS ϘϦϡʔϜͷྉۚ͸Քಇঢ়ଶʹ͔͔ΘΒͣൃੜ͢Δ

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RI / SP ͸νέοτͷΑ͏ͳ΋ͷ 3*ͱ41ͷΠϝʔδ

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͜͏͍ͬͨνέοτΛࢥ͍ු͔΂͍ͯͩ͘͞

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͜ͷνέοτ͸ʜʜ ৚݅ʹ߹கͨ͠৔߹ʹɺ νέοτͷʮֹ໘ʯ෼ɺ ΦϯσϚϯυྉۚΛ ૬ࡴͯ͘͠ΕΔνέοτ

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͜ͷνέοτ͸ʜʜ ৚݅ʹ߹கͨ͠৔߹ʹɺ

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͜ͷνέοτ͸ʜʜ ৚݅ʹ߹கͨ͠৔߹ʹɺ

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νέοτͷಛ௃ᶃ •νέοτ1ຕ͕1࣌ؒʹ૬౰͢Δ •1೥͔ؒ3೥ؒ෼ͰߪೖͰ͖Δ •͓Αͦ8760ຕ͔26280ຕͭͮΓ •͢΂ͯલ෷͍ͨ͠৔߹͸ʮങ͍੾Γܕʯɺ ͦΕҎ֎ͷ৔߹͸ʮఆظߪೖʯͷΠϝʔδ •લ෷͍ͨ͠ํ͕҆͘ߪೖͰ͖Δ •ֹ໘ΛΠϯελϯε1୆෼ʹ׵ࢉͨ͠৔߹ɺ ΦϯσϚϯυྉۚΑΓ҆͘ߪೖͰ͖Δ

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νέοτͷಛ௃ᶄ •ظؒதɺνέοτ͸1࣌ؒ͝ͱʹࣗಈతʹ ফඅ͞ΕΔ •ϢʔβʔʹΑΔ೚ҙͷλΠϛϯάͰͷ࢖ ༻͸Ͱ͖ͳ͍ʢ࣋ͪӽ͠Ͱ͖ͳ͍ʣ •ϢʔβʔʹΑΔద༻ର৅ͷΠϯελϯε ͷબ୒͸Ͱ͖ͳ͍

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νέοτ͕ͲͷΑ͏ʹ࢖ΘΕΔ͔ 3*ͱ41ͷద༻Πϝʔδ

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3*41ͷద༻Πϝʔδ

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3*41ͷద༻Πϝʔδ ɾνέοτ͕ద༻͞Εͨ෦෼͸ΦϯσϚϯυྉ͕͔͔ۚΒͳ͍ ɾಛఆͷΠϯελϯεʹඥͮ͘Θ͚Ͱ͸ͳࣗ͘ಈద༻

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3*41ͷద༻Πϝʔδ ՔಇΠϯελϯε͕ ແ͍ͨΊ Ͳ͜ʹ΋ద༻͞Εͳ͍

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3*41ͷద༻Πϝʔδ ʢࠓճͷྫͰ͸ʣ ೋ୆໨ͷՔಇʹ͸ ద༻͞Εͳ͍

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3*41ͷద༻Πϝʔδ ࣌ؒ಺Ͱ ෳ਺ͷର৅ʹ ద༻Մೳ

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৚݅ʹ߹க͠ͳ͍Πϯελϯε͕ Քಇ͍ͯ͠Δ৔߹ ͜Μͳͱ͖Ͳ͏ͳΔ

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৚݅ʹ߹க͠ͳ͍Πϯελϯεͷ৔߹

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৚݅ʹ߹க͠ͳ͍Πϯελϯεͷ৔߹ ଞͷΠϯελϯε͕Քಇ͍ͯ͠ͳ͍࣌ؒଳ΋ؚΊɺద༻͞Εͳ͍

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৚݅ʹ߹க͠ͳ͍Πϯελϯεͷ৔߹ ద༻͚ͤͨ͞Ε͹ɺผͷ৚݅ʹ߹க͢Δνέοτͷߪೖ͕ඞཁ

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ΠϯελϯεͷՔಇঢ়گΛԡ͑͞Α͏ 3*ͱ41ͷద༻ର৅ΛͲ͏ߟ͑Δ͔

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ΠϯελϯεͷՔಇঢ়گ͸·ͪ·ͪ

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ΠϯελϯεͷՔಇঢ়گ͸·ͪ·ͪ ࣌ؒՔಇͰ͸ͳ͍͕ ׂҾ཰ʹΑͬͯ͸ ϝϦοτ͕ग़Δ͔΋ ͜ͷΠϯελϯε༻ʹ ߪೖ͢Δͷ͸ ແବ͕େ͖͍ ͜ͷΠϯελϯε༻ʹ ߪೖ͢Δͷ͸ ແବ͕େ͖͍ 3*ΑΓ৚͕݅؇͍41ͳΒ ҰຕͷνέοτͰ ྆ํ·͔ͳ͑Δ͔΋

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41ͷྫʢ3*Ͱ΋ߟ͑ํ͸ಉ͡ʣ https://d1.awsstatic.com/events/jp/2021/summit-online/AWS-13_AWS_Summit_Online_2021_CMP01.pdf

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41ͷྫʢ3*Ͱ΋ߟ͑ํ͸ಉ͡ʣ https://d1.awsstatic.com/events/jp/2021/summit-online/AWS-13_AWS_Summit_Online_2021_CMP01.pdf

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41ͷྫʢ3*Ͱ΋ߟ͑ํ͸ಉ͡ʣ https://d1.awsstatic.com/events/jp/2021/summit-online/AWS-13_AWS_Summit_Online_2021_CMP01.pdf νέοτͷߪೖֹۚ

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41ͷྫʢ3*Ͱ΋ߟ͑ํ͸ಉ͡ʣ https://d1.awsstatic.com/events/jp/2021/summit-online/AWS-13_AWS_Summit_Online_2021_CMP01.pdf

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ఆৗతʹՔಇ͍ͯ͠Δ࢖༻ྔΛ λʔήοτʹRI/SPΛߪೖ͠·͠ΐ͏ ଛ͠ͳ͍ͨΊʹ

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"HFOEB 1.RIͱSPͷద༻Πϝʔδ 2.ΩϟύγςΟ༧໿ͱ͸ 3.ϦβʔϒυΠϯελϯεͱ͸ 4.Savings Plans ͱ͸ 5.RIͱSP͸Կ͕ҧ͏ͷ͔

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ΩϟύγςΟʹ͍͓ͭͯ͞Β͍ ΩϟύγςΟͱ͸

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&$Πϯελϯε͸Ծ૝Ϛγϯ

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Ծ૝Ϛγϯ͸ແݶʹ࡞੒Ͱ͖ΔΘ͚Ͱ͸ͳ͍ AZ͝ͱɺ Πϯελϯε ϑΝϛϦʔ͝ͱʹ ʮࡏݿʯͷ਺͸ҟͳΔ ʢਵ࣌มߋ͞ΕΔʣ

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ಛఆՕॴͰ༰ྔෆ଍ʹͳΔ৔߹͕͋Δ ༰ྔʢΩϟύγςΟʣ͕ ෆ଍ͨ͠৔߹ɺ ৽ͨʹΠϯελϯεΛ Քಇͤ͞ΒΕͳ͍ ৽ن࡞੒͚ͩͰͳ͘ɺ ఀࢭˠىಈͷભҠ΋ෆՄ ʢ࠶ىಈ͸ແӨڹʣ

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ΩϟύγςΟ༧໿ʹΑΔ ༰ྔෆ଍Τϥʔͷճආ ͦ͜Ͱ

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3*ͱ41ͷछྨ

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3*ͱ41ͷछྨ κʔϯRI͸ΩϟύγςΟ༧໿ͷػೳΛซͤ࣋ͭ

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3*ͱ41ͷछྨ ଞͷλΠϓͰΩϟύγςΟ༧໿ͷػೳΛ͍࣋ͨͤͨ৔߹ɺ ODCRʢΦϯσϚϯυΩϟύγςΟ༧໿ʣͱͷ૊Έ߹Θ͕ͤඞཁ

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ΦϯσϚϯυΩϟύγςΟ༧໿ ΦϯσϚϯυΩϟύγςΟ༧໿ͱ͸

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0%$3ͷ֓ཁ •ΩϟύγςΟ༧໿ͷػೳʹಛԽͨ͠Ϧιʔε •ظؒͷίϛοτෆཁ •ׂҾͷػೳͳ͠ •༧໿͢ΔAZ΍Πϯελϯεͷଐੑͷࢦఆ͕ඞཁ •ςφϯγʔɺϓϥοτϑΥʔϜͳͲ •ະ࢖༻ͷ৔߹ʹΦϯσϚϯυྉۚͱಉֹͷ՝͕ۚൃੜ •ద༻৚݅͸બ୒Մೳ •σϑΥϧτͰ͸৚݅ʹ߹க͢Δ΋ͷʹࣗಈద༻

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0%$3ͷద༻Πϝʔδ • ʮ1࣌ؒʹ1ຕʯͱ͍͏ߟ͑ํͰ͸͋Γ·ͤΜ • ࠓճ͸σϑΥϧτͷʮࣗಈతʹద༻ʯύλʔϯͰߟ͑·͢

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0%$3ͷద༻Πϝʔδ ىಈ࣌ʹద༻͞ΕͨODCR͸ Πϯελϯε͕ఀࢭ͢Δ·Ͱղ์͞Ε·ͤΜ

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0%$3ͷద༻Πϝʔδ ىಈ࣌ʹ ༰ྔෆ଍Τϥʔ͕ ൃੜ͠ͳ͍ σϑΥϧτͰ͸ ىಈࡁΈͷΠϯελϯεʹ΋ ద༻͞ΕΔ ىಈ࣌ʹ ༰ྔෆ଍Τϥʔ͕ ൃੜ͠ͳ͍

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0%$3ͷద༻Πϝʔδ ະ࢖༻ͷ৔߹ʹ ΦϯσϚϯυͱಉֹͰ՝ۚ ద༻͞Ε͍ͯΔ৔߹͸ 0%$3ͱͯ͠ͷ՝ۚͳ͠ ʢΦϯσϚϯυͷΈʣ

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0%$3ʹ΋Ϧʔδϣφϧ3*ͱ41͕ద༻͞Ε·͢

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ODCRͱ૊Έ߹ΘͤΔ͜ͱͰ κʔϯRIҎ֎Ͱ΋ΩϟύγςΟ༧໿͕Ͱ͖Δ ΩϟύγςΟ༧໿

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"HFOEB 1.RIͱSPͷద༻Πϝʔδ 2.ΩϟύγςΟ༧໿ͱ͸ 3.ϦβʔϒυΠϯελϯεͱ͸ 4.Savings Plans ͱ͸ 5.RIͱSP͸Կ͕ҧ͏ͷ͔

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ϦβʔϒυΠϯελϯεΛ ߏ੒͢ΔཁૉΛԡ͑͞Δ ϦβʔϒυΠϯελϯεͷ෼ྨ

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·ͣ͸େ͖͘෼ྨ

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είʔϓ͸Ϧʔδϣφϧͱκʔϯͷೋछྨ

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Πϯελϯεͷଐੑ

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ίϛοτظؒͱࢧ෷͍Φϓγϣϯ

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ఏڙΫϥε΋ೋछྨ

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είʔϓͷҧ͍ ʢϦʔδϣφϧɺκʔϯʣ Ϧʔδϣφϧ3*ͱκʔϯ3*

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͜͜ͷ࿩Ͱ͢

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Ϧʔδϣφϧ3*ͱκʔϯ3*ͷൺֱ Ϧʔδϣϯ಺ͷ೚ҙͷ";ͷ Πϯελϯεʹ ద༻Ͱ͖Δ͔Ͳ͏͔

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Ϧʔδϣφϧ3*ͱκʔϯ3*ͷൺֱ Ϧʔδϣϯ಺ͷ೚ҙͷ";ͷ Πϯελϯεʹ ద༻Ͱ͖Δ͔Ͳ͏͔

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ΠϯελϯελΠϓ͸ϑΝϛϦʔͱαΠζ͔ΒͳΔ ॊೈੑ͋Γͷ৔߹ ܎਺ʹج͍ͮͯ αΠζΛԣஅͯ͠ ద༻ͯ͘͠ΕΔ

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ΠϯελϯεαΠζͷॊೈੑ Քಇ͍ͯ͠ΔΠϯελϯεͷํ͕܎਺͕େ͖͍৔߹Λߟ͑·͢

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ΠϯελϯεαΠζͷॊೈੑ νέοτͷֹ໘෼͚ͩ૬ࡴ͠ɺ࢒Γ͸ΦϯσϚϯυྉۚͰ՝ۚɻ κʔϯRIͷ৔߹ॊೈੑ͕ແ͍ͷͰద༻͞Εͳ͍ɻ

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ఏڙΫϥεͷҧ͍ ʢελϯμʔυɺίϯόʔςΟϒϧʣ 3*ͷఏڙΫϥε

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͜͜ͷ࿩Ͱ͢

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ελϯμʔυ3*ͱίϯόʔςΟϒϧ3*ͷൺֱ

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ϦβʔϒυΠϯελϯεͷʮมߋʯ Ұ෦ͷ߲໨ͷΈɺߪೖޙʹมߋग़དྷ·͢ɻ • มߋͰ͖Δ΋ͷͷྫ • Ϧʔδϣϯ಺ͷผAZʹมߋʢκʔϯRIʣ • είʔϓͷมߋʢϦʔδϣφϧ⁶κʔϯʣ • ಉҰΠϯελϯεϑΝϛϦʔ಺ͰͷαΠζͷมߋ • xlargeʢ܎਺8ʣ1ݸ͔Β largeʢ܎਺4ʣ2ݸͳͲ • σϑΥϧτςφϯγʔͷLinux/UnixͷΈ • มߋͰ͖ͳ͍΋ͷͷྫ • Ϧʔδϣϯ • ΠϯελϯεϑΝϛϦʔ • ςφϯγʔɺϓϥοτϑΥʔϜ • ίϛοτظؒɺࢧ෷Φϓγϣϯ

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ϦβʔϒυΠϯελϯεͷʮަ׵ʯ ަ׵ޙͷRI͕ಉ౳Ҏ্ͷՁ஋ͱͳΔ৔߹ͷΈɺަ׵͢Δ͜ͱ͕ग़དྷ·͢ɻ •ओͳཹҙࣄ߲ •ަ׵ޙ΋Ϋϥε͸ίϯόʔςΟϒϧͷ·· •ަ׵ޙͷํ͕ߴֹͷ৔߹ɺֹࠩΛࢧ෷্ͬͨͰަ׵ •ಉֹͷ৔߹͸ෆཁ •ʮ͢΂ͯલ෷͍ʯʮҰ෦લ෷͍ʯ͔Βʮલ෷͍ͳ͠ʯ΁ͷަ׵͸ෆՄ •ަ׵લͱҟͳΔϦʔδϣϯʹަ׵Ͱ͖ͳ͍ ςφϯγʔɺϓϥοτϑΥʔϜɺΠϯελϯεϑΝϛϦʔͳͲɺ ʮมߋʯͰ͸ม͑ΒΕͳ͍΋ͷʹʮަ׵ʯͳΒରԠՄೳɻ

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ϚʔέοτϓϨΠεͰͷग़඼ߪೖ ෆཁʹͳͬͨRIΛച٫ͨ͠ΓɺαʔυύʔςΟ͔ΒߪೖͰ͖·͢ɻ • ϚʔέοτϓϨΠε΁ͷग़඼ • ग़඼ऀͷొ࿥ʹ͸ถࠃͷۜߦͷޱ࠲͕ඞཁ • ग़඼࣌ʹઃఆ͢Δલ෷͍Ձ֨ͷ12%͕ख਺ྉͱͯ͠ൃੜ • ͦͷଞ͜·੍͔͍ݶࣄ߲͋Γ • ϚʔέοτϓϨΠεͰͷߪೖ • ظؒ͸1೥΍3೥ͷ׬શͳ΋ͷͰ͸ͳ͍ • લͷॴ༗ऀͷ࢖༻ঢ়گʹΑΔ • ग़඼ऀ͕ࢦఆͨ͠લ෷͍ྉۚΛࢧ෷͏ • AWSʹΑΔඪ४తͳՁ֨ΑΓ͍҆৔߹͕͋Δ • ʮ͢΂ͯલ෷͍ʯͰͳ͍৔߹ɺܧଓͯ͠ൃੜ͢Δྉۚ ʢνέοτͷఆظߪೖྉۚʣ͸AWSඪ४ͷ΋ͷͱಉҰ

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RIͷ4ͭͷλΠϓΛൺֱ ͜͜·Ͱͷ͓͞Β͍

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ͭͷ3*Λൺֱ͢Δͱ͜͏ͳΔ

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"HFOEB 1.RIͱSPͷద༻Πϝʔδ 2.ΩϟύγςΟ༧໿ͱ͸ 3.ϦβʔϒυΠϯελϯεͱ͸ 4.Savings Plans ͱ͸ 5.RIͱSP͸Կ͕ҧ͏ͷ͔

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SPΛߏ੒͢ΔཁૉΛ ԡ͑͞Δ 41ͷ෼ྨ

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3*͸͜Μͳײ͡Ͱͨ͠

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41͸ൺֱతγϯϓϧ

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ίϛοτϝϯτֹͷࢦఆ ΠϯελϯεͷଐੑͰͳ͘ ֹۚΛࢦఆ

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ߪೖͷ࢓ํͷҧ͍ SPͷ৔߹ɺࣗ෼ͰܭࢉΛߦ͏ඞཁ͕͋Δ

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λΠϓ͸ͭ ࠓճ͸4BHF.BLFS41͸ औΓ͋͛·ͤΜ

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ೋͭͷ41λΠϓͷൺֱ

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SP͕ద༻͞ΕΔ༏ઌॱҐ 41ͷద༻ϧʔϧ

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41ద༻ͷ༏ઌॱҐ • RI͕ಉ࣌ʹଘࡏͨ͠৔߹ɺRI͕༏ઌ͞ΕΔ • EC2 Instance SP ͱCompute SP͕ಉ࣌ʹଘࡏͨ͠৔߹ɺ EC2 Instance SP͕༏ઌ͞ΕΔ • ಉ͡৚݅ͷ SP ʹ͓͍ͯ͸ɺׂҾ཰͕ߴ͍ର৅΁ͷద༻͕ ༏ઌ͞ΕΔ ΠϯελϯεͷଐੑΛࢦఆ͠ͳ͍෼ɺ༏ઌॱҐ͸ҙ͓͖ࣝͯ͠·͠ΐ͏ɻ

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41ద༻ͷ༏ઌॱҐ ׂҾ཰͕ҟͳΔΠϯελϯε͕͋Δ৔߹ ʢϓϥοτϑΥʔϜɺΠϯελϯεϑΝϛϦʔͷҧ͍ͳͲʣ

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41ద༻ͷ༏ઌॱҐ ΑΓޮ཰Α͘ίετ࡟ݮͯ͘͠ΕΔΑ͏ ׂΓ͋ͨΓ·͢

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ۃ୺ͳྫʢ਺ࣈ͸μϛʔͰ͢ʣ ίϛοτֹ 10 USD ͷ SP Λߪೖͨ͠ͱ͠·͢

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ۃ୺ͳྫʢ਺ࣈ͸μϛʔͰ͢ʣ ૬ࡴ ׂҾ཰͕ߴ͍Πϯελϯεʹద༻͞Εͨ৔߹ νέοτ୅ 10 USD + Πϯελϯε B ͷ 12.5 USD = 22.5 USD

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ۃ୺ͳྫʢ਺ࣈ͸μϛʔͰ͢ʣ ૬ࡴ ׂҾ཰͕௿͍Πϯελϯεʹద༻͞Εͨ৔߹ʢ࣮ࡍʹ͸ແ͍ʣ νέοτ୅ 10 USD + Πϯελϯε A ͷ 100 USD = 110 USD

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ίϛοτֹ͕ 1୆෼ͱҰக͠ͳ͍৔߹ 41ͷॊೈͳద༻

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ίϛοτֹ͕୆෼ͱҰக͠ͳ͍έʔε νέοτ͸ த ૬౰ɺΠϯελϯε͸্͔Β ௿ɺதɺߴ

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ίϛοτֹ͕୆෼ͱҰக͠ͳ͍έʔε νέοτ͸ த ૬౰ɺΠϯελϯε͸্͔Β ௿ɺதɺߴ

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ίϛοτֹ͕୆෼ͱҰக͠ͳ͍έʔε ֹ໘ΑΓ௿͍ͷͰ ༨৒͕ൃੜ͢Δ ൃੜͨ͠༨৒͸ ผΠϯελϯεʹׂ౰ ֹ໘͕ෆ଍͢Δ৔߹ɺ ࢒Γ͸ΦϯσϚϯυ

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SPͷํ͕RIΑΓॊೈੑ͕ߴ͍ ൺ΂ͯΘ͔Δ

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"HFOEB 1.RIͱSPͷద༻Πϝʔδ 2.ΩϟύγςΟ༧໿ͱ͸ 3.ϦβʔϒυΠϯελϯεͱ͸ 4.Savings Plans ͱ͸ 5.RIͱSP͸Կ͕ҧ͏ͷ͔

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RI ͱ SP ͷൺֱද 3*ͱ41ͷൺֱ

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3*ͱ41ͷൺֱද ޙͰެ։͢ΔͨΊ ֮͑Δඞཁ͸͋Γ·ͤΜ 2021/11 Ұ෦मਖ਼

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3*ͱ41ͷൺֱදʢϞϊΫϩʣ ޙͰެ։͢ΔͨΊ ֮͑Δඞཁ͸͋Γ·ͤΜ 2021/11 Ұ෦मਖ਼

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3*ͱ41ͷൺֱදʢ݁߹ͳ͠ʣ ޙͰެ։͢ΔͨΊ ֮͑Δඞཁ͸͋Γ·ͤΜ 2021/11 Ұ෦मਖ਼

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3*ͱ41ͷൺֱදʢ݁߹ͳ͠ϞϊΫϩʣ ޙͰެ։͢ΔͨΊ ֮͑Δඞཁ͸͋Γ·ͤΜ 2021/11 Ұ෦मਖ਼

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3*ͱ41ͷൺֱදʢ݁߹ͳ͠ϞϊΫϩʣ ޙͰެ։͢ΔͨΊ ֮͑Δඞཁ͸͋Γ·ͤΜ 2021/11 Ұ෦मਖ਼

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Ձ֨վఆ΁ͷ௥ै ৽ͨͳ؍఺ʹ͍ͭͯิ଍

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௥ه 2021/11मਖ਼ ࢿྉެ։࣌͸ʮSPͰ͸ΦϯσϚϯυྉۚͷՁ֨վఆʹ௥ैͰ͖Δʯ ͱ͍͏લఏͰهࡌ͍ͯ͠·͕ͨ͠ɺ࣮ࡍʹ͸ͦͷΑ͏ͳ࢓༷͸͋Γ ·ͤΜͰͨ͠ɻޙஈͷ಺༰Ͱमਖ਼ΛՃ͍͑ͯ·͢ɻ https://dev.classmethod.jp/articles/ reserved-instances-savings-plans- price-revision/ ৄࡉʹ͍ͭͯ͸ҎԼΤϯτϦΛࢀর ͍ͯͩ͘͠͞ɻ

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ΦϯσϚϯυͷՁ͕֨஋Լ͛͞ΕͨΒͲ͏ͳΔ ελϯμʔυ RI ίϯόʔςΟϒϧ RI EC2 Instanseɹ SP Compute SP Πϯελϯε Ұ୆෼ Πϯελϯε Ұ୆෼ ίϛοτֹ 64% ίϛοτֹ 64% 15 USD 15 USD 16 USD 16 USD Ձ֨͸શͯμϛʔͰ͢

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ΦϯσϚϯυͷՁ͕֨஋Լ͛͞ΕͨΒͲ͏ͳΔ ελϯμʔυ RI ίϯόʔςΟϒϧ RI EC2 Instanseɹ SP Compute SP Πϯελϯε Ұ୆෼ Πϯελϯε Ұ୆෼ ίϛοτֹ 64% ίϛοτֹ 64% 15 USD 15 USD 16 USD 16 USD ௥ه ΦϯσϚϯυྉۚͷվఆͱ 3*41ྉۚͷվఆ͕࿈ಈ͢Δͱ͸ ݶΓ·ͤΜ

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ΦϯσϚϯυͷՁ͕֨஋Լ͛͞ΕͨΒͲ͏ͳΔ Πϯελϯε Ұ୆෼ Πϯελϯε Ұ୆෼ ίϛοτֹ 64% ίϛοτֹ 64% 15 USD 15 USD 16 USD 16 USD ελϯμʔυ

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ΦϯσϚϯυͷՁ͕֨஋Լ͛͞ΕͨΒͲ͏ͳΔ Πϯελϯε Ұ୆෼ Πϯελϯε Ұ୆෼ ίϛοτֹ 64% ίϛοτֹ 64% 15 USD 15 USD 16 USD 16 USD 64%෼༨৒ͱͳΓɺ ଞͷΠϯελϯεʹద༻Մೳ ελϯμʔυ

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ΦϯσϚϯυͷՁ͕֨஋Լ͛͞ΕͨΒͲ͏ͳΔ Πϯελϯε Ұ୆෼ Πϯελϯε Ұ୆෼ ίϛοτֹ 64% ίϛοτֹ 64% 15 USD 15 USD 16 USD 16 USD چՁ֨Λج४ͱ͢ΔͨΊɺ ૬ରతʹΦϯσϚϯυʹ ର͢ΔׂҾ཰͕௿Լ ελϯμʔυ

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ΦϯσϚϯυͷՁ͕֨஋Լ͛͞ΕͨΒͲ͏ͳΔ Πϯελϯε Ұ୆෼ 16 USD ৽Ձ֨Λج४ͱ͢Δ3*ʹަ׵Մೳ ˞ަ׵ޙͷՁ஋͕ಉ౳Ҏ্ʹ͢Δඞཁ͕͋ΔͨΊɺ ਺ྔΛ૿΍͢ͱ͍ͬͨ޻෉͕ඞཁ Πϯελϯε Ұ୆෼ 14 USD Πϯελϯε /୆෼ 2 USD Ҏ্ ίϯόʔςΟϒϧ RI ελϯμʔυ

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݁ہͲͪΒ͕͍͍ͷʁ 3*ͱ41ͲͪΒΛબ΂͹͍͍ͷ͔

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͓࢖͍ͷ؀ڥͷঢ়گʹΑΔͨΊ །Ұͷਖ਼ղ͸͋Γ·ͤΜ ݁࿦

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Θͨ͠ͷݸਓతͳߟ͑ •SPΛ༏ઌͯ͠ݕ౼͠·͠ΐ͏ •SPͷॊೈੑͷߴ͞͸େ͖ͳັྗ •RIಛ༗ͷػೳ͕ඞཁͰ͋Ε͹RIͷ࠾༻Λݕ౼͢Δ •ϚʔέοτϓϨΠεͷ࢖༻ɺΩϟύγςΟ༧໿ɺަ׵ͳͲ •SPͷʮίϛοτֹۚͷࢦఆʯ͕ωοΫʹͳΔ৔߹͸RIΛɻ •ߪೖ࣌ͷֹۚ׵ࢉ •ߪೖޙͷ૝ఆର৅ͷ෼͔Γʹ͘͞

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ߪೖͷ࢓ํͷҧ͍ʢ࠶ܝʣ

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ߪೖͷ࢓ํͷҧ͍ʢ࠶ܝʣ ֹۚͷ׵ࢉΛ ࣗલͰߦ͏ඞཁ͕͋Δ ֹ͔ۚ͠ݟ͑ͳ͍ͨΊɺ ͲͷΑ͏ͳߏ੒Λ ૝ఆͯ͠ߪೖ͔ͨ͠͸ ผ్؅ཧ͢Δඞཁ͕͋Δ

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Θͨ͠ͷݸਓతͳߟ͑ •1೥ʁ3೥ʁ •͍·ͷߏ੒͕কདྷతʹॖখ͞ΕΔՄೳੑ͕͋ΔͳΒ୹Ίʹ •3೥ޙ΋ಉ͡ΠϯελϯεϑΝϛϦʔΛ࢖༻͍ͯ͠Δ͔ʁ •Compute SP ΍ίϯόʔςΟϒϧRIͰͳ͍ͳΒ৻ॏʹ •શ෦લ෷͍ʁҰ෦લ෷͍ʁલ෷͍ͳ͠ʁ •·ͱ·ͬͨࢧग़͕ڐ༰͞ΕΔ͔Ͳ͏͔ •ߪೖର৅ͷׂҾ཰Λ֬ೝ͠ɺͦΕݟ߹͍Ͱݕ౼ •৔߹ʹΑͬͯ͸ࢧ෷͍खஈʹΑͬͯͦ͜·Ͱ͕ࠩͳ͍͔΋͠Εͳ͍

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࠷ޙʹ 3*ͱ41ΛͲ͏ങ͑͹͍͍ͷ͔

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ͲͷΑ͏ʹങ͏͔ •·ͣ͸ର৅ͷચ͍ग़͠ •ͲͷΑ͏ͳΠϯελϯε͕Ͳͷఔ౓ͷ࣌ؒՔಇ͍ͯ͠Δ͔ •কདྷతͳՔಇ΋ݟਾ͑ͯద༻ର৅Λݕ౼ •RI/SPͷਪ঑ࣄ߲ͷ׆༻ɹˠޙड़ •ΫϥεϝιουʹΑΔߪೖ୅ߦɹˠޙड़

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3*41ͷਪ঑ࣄ߲ Savings Plans Ϧβʔϒυ ɹΠϯελϯε Ϛωδϝϯτίϯιʔϧ ʮAWS Cost Explorerʯ͔Β աڈͷ࢖༻ঢ়گʹج͍ͮͨ ਪ঑ͷߪೖ৚݅Λ֬ೝՄೳͰ͢ɻ Ϋϥεϝιου ϝϯόʔζ഑ԼͷAWSΞΧ΢ϯτͷ৔߹ɺ ར༻ྉׂҾαʔϏεͷ࢓༷ʹΑΓ͜ͷػೳ͸࢖༻Ͱ͖·ͤΜɻɻ

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ΫϥεϝιουʹΑΔ3*41ͷߪೖ୅ߦ ΫϥεϝιουϝϯόʔζɹϓϨϛΞϜαʔϏεΛ ͝ܖ໿͍͍͓ͨͩͨ٬༷ʹɺ RI/SPͷߪೖ୅ߦαʔϏεΛ͝ఏڙ͍ͯ͠·͢ɻ • ΠϯελϯεҰཡΛؚΉߪೖ֬ೝࢿྉʢExcelʣΛ͝ఏڙ ͍ͯ͠·͢ͷͰɺҎԼΛলྗԽͰ͖·͢ɻ • ΠϯελϯεҰཡͷચ͍ग़͠ • ίϛοτֹۚͷ׵ࢉʢSPͷ৔߹ʣ • ίϛοτֹۚͷ಺༁ͷূ੻ʢSPͷ৔߹ʣ

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ΫϥεϝιουʹΑΔ3*41ͷߪೖ୅ߦ ਃ੥ʹج͖ͮʮߪೖ֬ೝࢿྉʯΛ͝ૹ෇͠ɺ ͦͪΒʹهࡌ͍͍ͨͩͨ಺༰ʹԊͬͯߪೖ୅ߦΛߦ͍·͢ɻ ˛SPͷߪೖ֬ೝࢿྉͷྫʢҰ෦ൈਮʣ ΠϯελϯελΠϓΛؚΉΠϯελϯεͷҰཡΛ͝ఏڙ͠·͢ɻ

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ΫϥεϝιουʹΑΔ3*41ͷߪೖ୅ߦʢ41ͷྫʣ ˛SPͷߪೖ֬ೝࢿྉͷྫʢҰ෦ൈਮʣ ࢧ෷͍ํ๏ɺظؒɺλΠϓΛબ୒͍ͨͩ͘͜ͱͰࣗಈతʹίϛοτֹۚΛදࣔ͠·͢ɻ

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·ͱΊ Α͏΍͘ऴΘΓͰ͢

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ࠓ೔͓࿩ͨ͜͠͠ͱ RI/SP͸νέοτͷΑ͏ͳ΋ͷ SPͷํ͕ॊೈੑ͕ߴ͍ ·ͣϦιʔεΛચ͍ग़͠ɺׂҾ཰Λ ؚΊద੾ͳϓϥϯͷݕ౼Λ