【问题标题】:Where are AWS EC2 Availability Zones exactly?AWS EC2 可用区到底在哪里?
【发布时间】:2013-02-03 08:50:09
【问题描述】:

我正在尝试为我的目标受众创建一个延迟最低的服务器。我明白区域和可用区之间的区别(我认为)。听起来可用区位于不同的城市。他们到底在哪里?

【问题讨论】:

  • 我想亚马逊非常希望你不知道他们数据中心的确切邮政编码。你可以猜到原因。
  • @ChrisHuang-Leaver 是的,哈哈,但如果有人真的想弄清楚,我想他们可以尝试查找有关亚马逊可能购买的房产的公共记录。通过混淆获得安全性?

标签: amazon-web-services amazon-ec2 latency availability-zone


【解决方案1】:

亚马逊在公共信息方面提供的最佳信息是their EC2 FAQ。如果您想要尽可能低的延迟,您是否可以不只是从目标位置 ping 每个可用区域中的服务器并以这种方式找到最低延迟?无论如何,不​​能保证物理接近 == 最低延迟。

【讨论】:

    【解决方案2】:

    您可以假设同一区域中的所有可用区都具有相似的延迟。 (因为它们都非常接近)。此外,据我所知,所有用户的可用区都没有必要。 (即 us-east-1a 可以是不同用户的不同数据中心)

    【讨论】:

    • 哦,所以他们拥有的不仅仅是数据中心而不是可用区。好的,这很有趣!谢谢!
    • @Parris 2012 年 7 月美国东部停电记录中提到该地区共有 10 个数据中心aws.amazon.com/message/67457
    【解决方案3】:

    您可以在this Amazon doc page 上看到可用区未映射到特定位置:

    为确保资源在一个区域的可用区中分布,我们独立地将可用区映射到每个账户的标识符。例如,您的可用区 us-east-1a 可能与另一个账户的 us-east-1a 位置不同。请注意,您无法在账户之间协调可用区。

    UPADTE:根据下面的Pavel 评论,请注意现在您可以使用唯一标识符作为可用区 AZ ID: 要跨账户协调可用区,您必须使用 AZ ID,它是可用区的唯一且一致的标识符。例如,use1-az1 是 us-east-1 区域的 AZ ID,它在每个 AWS 账户中具有相同的位置。 来源aws documentation

    【讨论】:

    • 该文档说可用区的名称在帐户之间不一定一致。这并不意味着可用区不映射到特定位置;只是帐户之间的映射可能不同。所以仍然有可能 A 区(对我而言)中的所有服务器都在同一个数据中心,而 B 区(对你而言)中的所有服务器也在同一个数据中心。
    • 确实,但对我来说,这也意味着亚马逊可以在没有警告的情况下更改您的可用区。所以玩这个参数听起来很危险。缓存和压缩是优化速度的更好选择。
    • 我认为有placement groups:“置放群组是单个可用区内实例的逻辑分组。对于受益于低网络延迟、高网络吞吐量的应用程序,建议使用置放群组,或两者兼而有之。”
    • 这个答案不再准确; AWS EC2 现在公开了 AZ ID,这些 ID 是通用的,而不是在账户之间随机分配的。此外,新创建的帐户不再随机分配其 AZ 映射。请参考最新的AWS EC2 User Guide
    【解决方案4】:

    要为您的用户提供最佳体验,您应该选择地理上距离您的用户最近的区域。 AWS 区域内的 EC2 可用区应有效地为外部用户提供相同的延迟(与部署在同一区域或 AZ 内的其他服务作为您自己的服务相反)。所有 AZ 都与其地理区域内的 Internet 基础设施高度互连。在该区域内,理想情况下,您希望构建应用程序,以便跨多个 AZ 复制其组件以实现最佳可用性。

    顾名思义,可用区主要是一种可用性/可靠性构造:通过跨多个 AZ 部署应用程序,您可以保护自己免受某些故障模式的影响。 AWS EC2 向客户做出的承诺是,任何两个 AZ 都不应因相关原因同时发生故障。

    可用区由一个或多个紧邻的数据中心组成,因此延迟足够低,可以让高度分布式的应用程序以“本地网络”速度有效运行。区域是彼此足够接近的此类 AZ 的集合。但是,由于它们需要通过距离有意义地彼此分开,因此光速意味着 AZ 的最小延迟更高。 Peter DeSantis breaks it down very well in his re:Invent 2018 keynote.

    这在技术上不准确,但可能是一个有用的简化模型:您可以将 AZ 视为“逻辑数据中心”,将区域视为“同一都市区域内的数据中心组”。像同步复制这样的功能在 AZ 中可能工作得很好,但您可能应该更加小心地创建例如跨 AZ 的拓扑。相反,对于对延迟非常敏感的集群应用程序,例如消息传递计算网格,您可以选择使用 EC2 置放群组来确保 AZ 内部拓扑内的最佳位置。确切的延迟数字会因地区而异,您应该进行自己的测量以告知您的架构决策。

    【讨论】:

      【解决方案5】:

      如果您为一组在不同可用区启动的实例查询一个 IP 地址到位置映射服务,您最终会得到一个类似于以下的映射:

      - az: af-south-1c
        longitude: 18.424100875854492
        latitude: -33.92490005493164
        continent:
          code: AF
          name: Africa
        country:
          code: ZA
          name: South Africa
          flag: "\U0001F1FF\U0001F1E6"
        region:
          code: WC
          name: Western Cape
        city:
          name: Cape Town
        postcode: 8001
      - az: ap-northeast-1a
        longitude: 139.73855590820312
        latitude: 35.69628143310547
        continent:
          code: AS
          name: Asia
        country:
          code: JP
          name: Japan
          flag: "\U0001F1EF\U0001F1F5"
        region:
          code: 13
          name: Tokyo
        city:
          name: Tokyo
        postcode: 162-0843
      - az: ap-northeast-1c
        longitude: 139.73855590820312
        latitude: 35.69628143310547
        continent:
          code: AS
          name: Asia
        country:
          code: JP
          name: Japan
          flag: "\U0001F1EF\U0001F1F5"
        region:
          code: 13
          name: Tokyo
        city:
          name: Tokyo
        postcode: 162-0843
      - az: ap-northeast-1d
        longitude: 139.73855590820312
        latitude: 35.69628143310547
        continent:
          code: AS
          name: Asia
        country:
          code: JP
          name: Japan
          flag: "\U0001F1EF\U0001F1F5"
        region:
          code: 13
          name: Tokyo
        city:
          name: Tokyo
        postcode: 162-0843
      - az: ap-northeast-2a
        longitude: 126.620361328125
        latitude: 37.473548889160156
        continent:
          code: AS
          name: Asia
        country:
          code: KR
          name: South Korea
          flag: "\U0001F1F0\U0001F1F7"
        region:
          code: 28
          name: Incheon
        city:
          name: Incheon
        postcode: 400-011
      - az: ap-northeast-3c
        longitude: 135.50750732421875
        latitude: 34.67094039916992
        continent:
          code: AS
          name: Asia
        country:
          code: JP
          name: Japan
          flag: "\U0001F1EF\U0001F1F5"
        region:
          code: 27
          name: Ōsaka
        city:
          name: Osaka
        postcode: 542-0082
      - az: ap-southeast-1a
        longitude: 103.8517837524414
        latitude: 1.287950038909912
        continent:
          code: AS
          name: Asia
        country:
          code: SG
          name: Singapore
          flag: "\U0001F1F8\U0001F1EC"
        region:
          code: 1
          name: Central Singapore
        city:
          name: Singapore
        postcode: null
      - az: ap-southeast-1c
        longitude: -73.44097137451172
        latitude: 41.126861572265625
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: CT
          name: Connecticut
        city:
          name: East Norwalk
        postcode: 06850
      - az: ap-southeast-2a
        longitude: 151.2071075439453
        latitude: -33.86714172363281
        continent:
          code: OC
          name: Oceania
        country:
          code: AU
          name: Australia
          flag: "\U0001F1E6\U0001F1FA"
        region:
          code: NSW
          name: New South Wales
        city:
          name: Sydney
        postcode: 2000
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        longitude: 151.2071075439453
        latitude: -33.86714172363281
        continent:
          code: OC
          name: Oceania
        country:
          code: AU
          name: Australia
          flag: "\U0001F1E6\U0001F1FA"
        region:
          code: NSW
          name: New South Wales
        city:
          name: Sydney
        postcode: 2000
      - az: ca-central-1a
        longitude: -73.56201171875
        latitude: 45.502079010009766
        continent:
          code: NA
          name: North America
        country:
          code: CA
          name: Canada
          flag: "\U0001F1E8\U0001F1E6"
        region:
          code: QC
          name: Quebec
        city:
          name: Montréal
        postcode: H2Y 2J7
      - az: ca-central-1b
        longitude: -73.56201171875
        latitude: 45.502079010009766
        continent:
          code: NA
          name: North America
        country:
          code: CA
          name: Canada
          flag: "\U0001F1E8\U0001F1E6"
        region:
          code: QC
          name: Quebec
        city:
          name: Montréal
        postcode: H2Y 2J7
      - az: eu-central-1c
        longitude: 8.682100296020508
        latitude: 50.11090087890625
        continent:
          code: EU
          name: Europe
        country:
          code: DE
          name: Germany
          flag: "\U0001F1E9\U0001F1EA"
        region:
          code: HE
          name: Hesse
        city:
          name: Frankfurt am Main
        postcode: 60311
      - az: eu-north-1a
        longitude: 18.051319122314453
        latitude: 59.315120697021484
        continent:
          code: EU
          name: Europe
        country:
          code: SE
          name: Sweden
          flag: "\U0001F1F8\U0001F1EA"
        region:
          code: AB
          name: Stockholm
        city:
          name: Stockholm
        postcode: 118 58
      - az: eu-north-1b
        longitude: 18.051319122314453
        latitude: 59.315120697021484
        continent:
          code: EU
          name: Europe
        country:
          code: SE
          name: Sweden
          flag: "\U0001F1F8\U0001F1EA"
        region:
          code: AB
          name: Stockholm
        city:
          name: Stockholm
        postcode: 118 58
      - az: eu-north-1c
        longitude: 18.051319122314453
        latitude: 59.315120697021484
        continent:
          code: EU
          name: Europe
        country:
          code: SE
          name: Sweden
          flag: "\U0001F1F8\U0001F1EA"
        region:
          code: AB
          name: Stockholm
        city:
          name: Stockholm
        postcode: 118 58
      - az: eu-south-1a
        longitude: 9.192000389099121
        latitude: 45.47200012207031
        continent:
          code: EU
          name: Europe
        country:
          code: IT
          name: Italy
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          name: Lombardy
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          name: Milan
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        longitude: 9.192000389099121
        latitude: 45.47200012207031
        continent:
          code: EU
          name: Europe
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          code: IT
          name: Italy
          flag: "\U0001F1EE\U0001F1F9"
        region:
          code: 25
          name: Lombardy
        city:
          name: Milan
        postcode: 20121
      - az: eu-south-1b
        longitude: 9.192899703979492
        latitude: 45.48379898071289
        continent:
          code: EU
          name: Europe
        country:
          code: IT
          name: Italy
          flag: "\U0001F1EE\U0001F1F9"
        region:
          code: 25
          name: Lombardy
        city:
          name: Milan
        postcode: 20124
      - az: eu-south-1c
        longitude: 9.192000389099121
        latitude: 45.47200012207031
        continent:
          code: EU
          name: Europe
        country:
          code: IT
          name: Italy
          flag: "\U0001F1EE\U0001F1F9"
        region:
          code: 25
          name: Lombardy
        city:
          name: Milan
        postcode: 20121
      - az: eu-west-1a
        longitude: -6.243330001831055
        latitude: 53.35388946533203
        continent:
          code: EU
          name: Europe
        country:
          code: IE
          name: Ireland
          flag: "\U0001F1EE\U0001F1EA"
        region:
          code: L
          name: Leinster
        city:
          name: Dublin
        postcode: null
      - az: eu-west-1b
        longitude: -6.243330001831055
        latitude: 53.35388946533203
        continent:
          code: EU
          name: Europe
        country:
          code: IE
          name: Ireland
          flag: "\U0001F1EE\U0001F1EA"
        region:
          code: L
          name: Leinster
        city:
          name: Dublin
        postcode: null
      - az: eu-west-1c
        longitude: -6.243330001831055
        latitude: 53.35388946533203
        continent:
          code: EU
          name: Europe
        country:
          code: IE
          name: Ireland
          flag: "\U0001F1EE\U0001F1EA"
        region:
          code: L
          name: Leinster
        city:
          name: Dublin
        postcode: null
      - az: eu-west-2c
        longitude: -0.12574
        latitude: 51.5122184753418
        continent:
          code: EU
          name: Europe
        country:
          code: GB
          name: United Kingdom
          flag: "\U0001F1EC\U0001F1E7"
        region:
          code: ENG
          name: England
        city:
          name: Blackheath
        postcode: EC1M
      - az: eu-west-2c
        longitude: 0
        latitude: 51.5122184753418
        continent:
          code: EU
          name: Europe
        country:
          code: GB
          name: United Kingdom
          flag: "\U0001F1EC\U0001F1E7"
        region:
          code: ENG
          name: England
        city:
          name: Blackheath
        postcode: EC1M
      - az: eu-west-3a
        longitude: 2.3410699367523193
        latitude: 48.8602294921875
        continent:
          code: EU
          name: Europe
        country:
          code: FR
          name: France
          flag: "\U0001F1EB\U0001F1F7"
        region:
          code: IDF
          name: Île-de-France
        city:
          name: Saint-Ouen
        postcode: 75001
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        longitude: 2.3410699367523193
        latitude: 48.8602294921875
        continent:
          code: EU
          name: Europe
        country:
          code: FR
          name: France
          flag: "\U0001F1EB\U0001F1F7"
        region:
          code: IDF
          name: Île-de-France
        city:
          name: Saint-Ouen
        postcode: 75001
      - az: us-east-1b
        longitude: -77.47419738769531
        latitude: 39.043701171875
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: VA
          name: Virginia
        city:
          name: Ashburn
        postcode: 20147
      - az: us-east-1c
        longitude: -77.47419738769531
        latitude: 39.043701171875
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: VA
          name: Virginia
        city:
          name: Ashburn
        postcode: 20147
      - az: us-east-1d
        longitude: -77.47419738769531
        latitude: 39.043701171875
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: VA
          name: Virginia
        city:
          name: Ashburn
        postcode: 20147
      - az: us-east-1f
        longitude: -77.47419738769531
        latitude: 39.043701171875
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: VA
          name: Virginia
        city:
          name: Ashburn
        postcode: 20147
      - az: us-east-2b
        longitude: -82.99945831298828
        latitude: 39.99557876586914
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: OH
          name: Ohio
        city:
          name: Columbus
        postcode: 43201
      - az: us-east-2c
        longitude: -82.99945831298828
        latitude: 39.99557876586914
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: OH
          name: Ohio
        city:
          name: Columbus
        postcode: 43201
      - az: us-west-1a
        longitude: -121.83822631835938
        latitude: 37.330528259277344
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: CA
          name: California
        city:
          name: San Jose
        postcode: 95122
      - az: us-west-1b
        longitude: -121.83822631835938
        latitude: 37.330528259277344
        continent:
          code: NA
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        country:
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        region:
          code: CA
          name: California
        city:
          name: San Jose
        postcode: 95122
      - az: us-west-2d
        longitude: -119.81143188476562
        latitude: 45.73722839355469
        continent:
          code: NA
          name: North America
        country:
          code: US
          name: United States
          flag: "\U0001F1FA\U0001F1F8"
        region:
          code: OR
          name: Oregon
        city:
          name: Boardman
        postcode: 97818
      
      [
        {
          "az": "af-south-1c",
          "longitude": 18.424100875854492,
          "latitude": -33.92490005493164,
          "continent": {
            "code": "AF",
            "name": "Africa"
          },
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            "code": "ZA",
            "name": "South Africa",
            "flag": "??"
          },
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            "code": "WC",
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        {
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            "name": "Asia"
          },
          "country": {
            "code": "JP",
            "name": "Japan",
            "flag": "??"
          },
          "region": {
            "code": 13,
            "name": "Tokyo"
          },
          "city": {
            "name": "Tokyo"
          },
          "postcode": "162-0843"
        },
        {
          "az": "ap-northeast-1c",
          "longitude": 139.73855590820312,
          "latitude": 35.69628143310547,
          "continent": {
            "code": "AS",
            "name": "Asia"
          },
          "country": {
            "code": "JP",
            "name": "Japan",
            "flag": "??"
          },
          "region": {
            "code": 13,
            "name": "Tokyo"
          },
          "city": {
            "name": "Tokyo"
          },
          "postcode": "162-0843"
        },
        {
          "az": "ap-northeast-1d",
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          "latitude": 35.69628143310547,
          "continent": {
            "code": "AS",
            "name": "Asia"
          },
          "country": {
            "code": "JP",
            "name": "Japan",
            "flag": "??"
          },
          "region": {
            "code": 13,
            "name": "Tokyo"
          },
          "city": {
            "name": "Tokyo"
          },
          "postcode": "162-0843"
        },
        {
          "az": "ap-northeast-2a",
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          "latitude": 37.473548889160156,
          "continent": {
            "code": "AS",
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          "country": {
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            "name": "South Korea",
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          },
          "region": {
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            "name": "Incheon"
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        {
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          "continent": {
            "code": "AS",
            "name": "Asia"
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          "country": {
            "code": "JP",
            "name": "Japan",
            "flag": "??"
          },
          "region": {
            "code": 27,
            "name": "Ōsaka"
          },
          "city": {
            "name": "Osaka"
          },
          "postcode": "542-0082"
        },
        {
          "az": "ap-southeast-1a",
          "longitude": 103.8517837524414,
          "latitude": 1.287950038909912,
          "continent": {
            "code": "AS",
            "name": "Asia"
          },
          "country": {
            "code": "SG",
            "name": "Singapore",
            "flag": "??"
          },
          "region": {
            "code": 1,
            "name": "Central Singapore"
          },
          "city": {
            "name": "Singapore"
          },
          "postcode": null
        },
        {
          "az": "ap-southeast-1c",
          "longitude": -73.44097137451172,
          "latitude": 41.126861572265625,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "CT",
            "name": "Connecticut"
          },
          "city": {
            "name": "East Norwalk"
          },
          "postcode": "06850"
        },
        {
          "az": "ap-southeast-2a",
          "longitude": 151.2071075439453,
          "latitude": -33.86714172363281,
          "continent": {
            "code": "OC",
            "name": "Oceania"
          },
          "country": {
            "code": "AU",
            "name": "Australia",
            "flag": "??"
          },
          "region": {
            "code": "NSW",
            "name": "New South Wales"
          },
          "city": {
            "name": "Sydney"
          },
          "postcode": 2000
        },
        {
          "az": "ap-southeast-2b",
          "longitude": 151.2071075439453,
          "latitude": -33.86714172363281,
          "continent": {
            "code": "OC",
            "name": "Oceania"
          },
          "country": {
            "code": "AU",
            "name": "Australia",
            "flag": "??"
          },
          "region": {
            "code": "NSW",
            "name": "New South Wales"
          },
          "city": {
            "name": "Sydney"
          },
          "postcode": 2000
        },
        {
          "az": "ca-central-1a",
          "longitude": -73.56201171875,
          "latitude": 45.502079010009766,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "CA",
            "name": "Canada",
            "flag": "??"
          },
          "region": {
            "code": "QC",
            "name": "Quebec"
          },
          "city": {
            "name": "Montréal"
          },
          "postcode": "H2Y 2J7"
        },
        {
          "az": "ca-central-1b",
          "longitude": -73.56201171875,
          "latitude": 45.502079010009766,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "CA",
            "name": "Canada",
            "flag": "??"
          },
          "region": {
            "code": "QC",
            "name": "Quebec"
          },
          "city": {
            "name": "Montréal"
          },
          "postcode": "H2Y 2J7"
        },
        {
          "az": "eu-central-1c",
          "longitude": 8.682100296020508,
          "latitude": 50.11090087890625,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "DE",
            "name": "Germany",
            "flag": "??"
          },
          "region": {
            "code": "HE",
            "name": "Hesse"
          },
          "city": {
            "name": "Frankfurt am Main"
          },
          "postcode": 60311
        },
        {
          "az": "eu-north-1a",
          "longitude": 18.051319122314453,
          "latitude": 59.315120697021484,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "SE",
            "name": "Sweden",
            "flag": "??"
          },
          "region": {
            "code": "AB",
            "name": "Stockholm"
          },
          "city": {
            "name": "Stockholm"
          },
          "postcode": "118 58"
        },
        {
          "az": "eu-north-1b",
          "longitude": 18.051319122314453,
          "latitude": 59.315120697021484,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "SE",
            "name": "Sweden",
            "flag": "??"
          },
          "region": {
            "code": "AB",
            "name": "Stockholm"
          },
          "city": {
            "name": "Stockholm"
          },
          "postcode": "118 58"
        },
        {
          "az": "eu-north-1c",
          "longitude": 18.051319122314453,
          "latitude": 59.315120697021484,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "SE",
            "name": "Sweden",
            "flag": "??"
          },
          "region": {
            "code": "AB",
            "name": "Stockholm"
          },
          "city": {
            "name": "Stockholm"
          },
          "postcode": "118 58"
        },
        {
          "az": "eu-south-1a",
          "longitude": 9.192000389099121,
          "latitude": 45.47200012207031,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IT",
            "name": "Italy",
            "flag": "??"
          },
          "region": {
            "code": 25,
            "name": "Lombardy"
          },
          "city": {
            "name": "Milan"
          },
          "postcode": 20121
        },
        {
          "az": "eu-south-1b",
          "longitude": 9.192000389099121,
          "latitude": 45.47200012207031,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IT",
            "name": "Italy",
            "flag": "??"
          },
          "region": {
            "code": 25,
            "name": "Lombardy"
          },
          "city": {
            "name": "Milan"
          },
          "postcode": 20121
        },
        {
          "az": "eu-south-1b",
          "longitude": 9.192899703979492,
          "latitude": 45.48379898071289,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IT",
            "name": "Italy",
            "flag": "??"
          },
          "region": {
            "code": 25,
            "name": "Lombardy"
          },
          "city": {
            "name": "Milan"
          },
          "postcode": 20124
        },
        {
          "az": "eu-south-1c",
          "longitude": 9.192000389099121,
          "latitude": 45.47200012207031,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IT",
            "name": "Italy",
            "flag": "??"
          },
          "region": {
            "code": 25,
            "name": "Lombardy"
          },
          "city": {
            "name": "Milan"
          },
          "postcode": 20121
        },
        {
          "az": "eu-west-1a",
          "longitude": -6.243330001831055,
          "latitude": 53.35388946533203,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IE",
            "name": "Ireland",
            "flag": "??"
          },
          "region": {
            "code": "L",
            "name": "Leinster"
          },
          "city": {
            "name": "Dublin"
          },
          "postcode": null
        },
        {
          "az": "eu-west-1b",
          "longitude": -6.243330001831055,
          "latitude": 53.35388946533203,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IE",
            "name": "Ireland",
            "flag": "??"
          },
          "region": {
            "code": "L",
            "name": "Leinster"
          },
          "city": {
            "name": "Dublin"
          },
          "postcode": null
        },
        {
          "az": "eu-west-1c",
          "longitude": -6.243330001831055,
          "latitude": 53.35388946533203,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "IE",
            "name": "Ireland",
            "flag": "??"
          },
          "region": {
            "code": "L",
            "name": "Leinster"
          },
          "city": {
            "name": "Dublin"
          },
          "postcode": null
        },
        {
          "az": "eu-west-2c",
          "longitude": -0.12574,
          "latitude": 51.5122184753418,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "GB",
            "name": "United Kingdom",
            "flag": "??"
          },
          "region": {
            "code": "ENG",
            "name": "England"
          },
          "city": {
            "name": "Blackheath"
          },
          "postcode": "EC1M"
        },
        {
          "az": "eu-west-2c",
          "longitude": 0,
          "latitude": 51.5122184753418,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "GB",
            "name": "United Kingdom",
            "flag": "??"
          },
          "region": {
            "code": "ENG",
            "name": "England"
          },
          "city": {
            "name": "Blackheath"
          },
          "postcode": "EC1M"
        },
        {
          "az": "eu-west-3a",
          "longitude": 2.3410699367523193,
          "latitude": 48.8602294921875,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "FR",
            "name": "France",
            "flag": "??"
          },
          "region": {
            "code": "IDF",
            "name": "Île-de-France"
          },
          "city": {
            "name": "Saint-Ouen"
          },
          "postcode": 75001
        },
        {
          "az": "eu-west-3c",
          "longitude": 2.3410699367523193,
          "latitude": 48.8602294921875,
          "continent": {
            "code": "EU",
            "name": "Europe"
          },
          "country": {
            "code": "FR",
            "name": "France",
            "flag": "??"
          },
          "region": {
            "code": "IDF",
            "name": "Île-de-France"
          },
          "city": {
            "name": "Saint-Ouen"
          },
          "postcode": 75001
        },
        {
          "az": "us-east-1b",
          "longitude": -77.47419738769531,
          "latitude": 39.043701171875,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "VA",
            "name": "Virginia"
          },
          "city": {
            "name": "Ashburn"
          },
          "postcode": 20147
        },
        {
          "az": "us-east-1c",
          "longitude": -77.47419738769531,
          "latitude": 39.043701171875,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "VA",
            "name": "Virginia"
          },
          "city": {
            "name": "Ashburn"
          },
          "postcode": 20147
        },
        {
          "az": "us-east-1d",
          "longitude": -77.47419738769531,
          "latitude": 39.043701171875,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "VA",
            "name": "Virginia"
          },
          "city": {
            "name": "Ashburn"
          },
          "postcode": 20147
        },
        {
          "az": "us-east-1f",
          "longitude": -77.47419738769531,
          "latitude": 39.043701171875,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "VA",
            "name": "Virginia"
          },
          "city": {
            "name": "Ashburn"
          },
          "postcode": 20147
        },
        {
          "az": "us-east-2b",
          "longitude": -82.99945831298828,
          "latitude": 39.99557876586914,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "OH",
            "name": "Ohio"
          },
          "city": {
            "name": "Columbus"
          },
          "postcode": 43201
        },
        {
          "az": "us-east-2c",
          "longitude": -82.99945831298828,
          "latitude": 39.99557876586914,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "OH",
            "name": "Ohio"
          },
          "city": {
            "name": "Columbus"
          },
          "postcode": 43201
        },
        {
          "az": "us-west-1a",
          "longitude": -121.83822631835938,
          "latitude": 37.330528259277344,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "CA",
            "name": "California"
          },
          "city": {
            "name": "San Jose"
          },
          "postcode": 95122
        },
        {
          "az": "us-west-1b",
          "longitude": -121.83822631835938,
          "latitude": 37.330528259277344,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "CA",
            "name": "California"
          },
          "city": {
            "name": "San Jose"
          },
          "postcode": 95122
        },
        {
          "az": "us-west-2d",
          "longitude": -119.81143188476562,
          "latitude": 45.73722839355469,
          "continent": {
            "code": "NA",
            "name": "North America"
          },
          "country": {
            "code": "US",
            "name": "United States",
            "flag": "??"
          },
          "region": {
            "code": "OR",
            "name": "Oregon"
          },
          "city": {
            "name": "Boardman"
          },
          "postcode": 97818
        }
      ]
      

      请注意,这不是 az 位置的准确表示。这只是针对多个 ec2 实例的公共 IP 地址运行地理定位查询的结果。

      【讨论】:

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