質問編集履歴
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書式の改善
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@@ -106,13 +106,26 @@
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Length: 4485268 (4.3M) [application/octet-stream]
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Saving to: ‘specs.4.8.gz.1’
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```
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- [gem cannot access rubygems.org](https://stackoverflow.com/questions/49800432/gem-cannot-access-rubygems-org)には以下のことが書いてありました。
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> api.rubygems.org is currently experiencing issues with IPv6 setup: this hostname has 4 IPv6 addresses, but responds on neither of them. Neither to ping, nor to TCP connection attempts. "When you are running `gem`, your `gem` tries IPv6 addresses first and times out on them, not having time to even try IPv4 addresses.
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> The solution is to lower priority of IPv6 addresses for `api.rubygems.org`, so that `gem` will try IPv4 addresses first. In order to do it, put these lines into `/etc/gai.conf`:
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-
- 以上のことから、
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- 以上のことから、`sudo vi /etc/gai.conf`で、以下を記述しましたが変わりがなかったです。
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```text
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# Debian defaults.
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precedence ::1/128 50
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precedence ::/0 40
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precedence 2002::/16 30
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precedence ::/96 20
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precedence ::ffff:0:0/96 10
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# Low precedence for api.rubygems.org IPv6 addresses.
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precedence 2a04:4e42::0/32 5
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```
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- rubygems.orgのIPv4アドレスを調べてhostsに記載もしてみましたが変わらなかったです。
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```text
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$ host rubygems.org
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rubygems.org has address 151.101.193.227
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rubygems.org has address 151.101.129.227
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@@ -150,22 +163,8 @@
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$ gem update --system
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ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError)
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Net::OpenTimeout: execution expired (https://rubygems.org/specs.4.8.gz)
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-
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```
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-
- `sudo vi /etc/gai.conf`で、以下も記述しましたが、変わりがなかったです。
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```text
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# Debian defaults.
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precedence ::1/128 50
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precedence ::/0 40
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precedence 2002::/16 30
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precedence ::/96 20
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precedence ::ffff:0:0/96 10
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-
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# Low precedence for api.rubygems.org IPv6 addresses.
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precedence 2a04:4e42::0/32 5
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```
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-
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#### 参考
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- [rails5.2 bundle installがこけるので原因を調査してみた - Qiita](https://qiita.com/kzyo/items/f0c031d5cabdcf1aeb8f)
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- [gem cannot access rubygems.org](https://stackoverflow.com/questions/49800432/gem-cannot-access-rubygems-org)
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