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Merge pull request #19759 from thaJeztah/docs-for-19688
Fix docs for tmpfs (pr 19688)
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@ -163,13 +163,12 @@ flag exists to allow special use-cases, like running Docker within Docker.
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The `-w` lets the command being executed inside directory given, here
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`/path/to/dir/`. If the path does not exists it is created inside the container.
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### mount tmpfs (--tmpfs)
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### Mount tmpfs (--tmpfs)
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$ docker run -d --tmpfs /run:rw,noexec,nosuid,size=65536k my_image
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The --tmpfs flag mounts a tmpfs into the container with the rw,noexec,nosuid,size=65536k options.
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Underlying content from the /run in the my_image image is copied into tmpfs.
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The `--tmpfs` flag mounts an empty tmpfs into the container with the `rw`,
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`noexec`, `nosuid`, `size=65536k` options.
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### Mount volume (-v, --read-only)
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@ -1365,9 +1365,14 @@ Similarly the operator can set the **hostname** with `-h`.
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### TMPFS (mount tmpfs filesystems)
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--tmpfs=[]: Create a tmpfs mount with: container-dir[:<options>], where the options are identical to the Linux `mount -t tmpfs -o` command.
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```bash
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--tmpfs=[]: Create a tmpfs mount with: container-dir[:<options>],
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where the options are identical to the Linux
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'mount -t tmpfs -o' command.
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```
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Underlying content from the "container-dir" is copied into tmpfs.
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The example below mounts an empty tmpfs into the container with the `rw`,
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`noexec`, `nosuid`, and `size=65536k` options.
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$ docker run -d --tmpfs /run:rw,noexec,nosuid,size=65536k my_image
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