OpenSSH Series 9: Split the ssh_config

Posted on 2019-01-19 Edited on 2026-10-08 In Docs Disqus:

When you have so many machines, the ssh_config will become large and hard to find the exact host.

Split the ssh_config

OpenSSH also supports configuration splitting.

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~ ❤  cat ~/.ssh/config
Include config.d/*
...

I suggest you split ssh_config with your company name or department name.

~ ❤  tree -L 2 .
.
├── README.md
├── authorized_keys
├── config
├── config.d
│   ├── Netease
│   ├── SEU
│   └── Tencent
└── known_hosts

Currently, VSCode remote ssh doesn’t support the configuration splitting. If you want to use this feature, you have to make sure the host you want to connect to is in the ~/.ssh/config