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mention bind-propagation and add link to hotio

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trapexit 2021-05-29 13:26:54 -04:00 committed by GitHub
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README.md
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@ -1,6 +1,6 @@
% mergerfs(1) mergerfs user manual % mergerfs(1) mergerfs user manual
% Antonio SJ Musumeci <trapexit@spawn.link> % Antonio SJ Musumeci <trapexit@spawn.link>
% 2021-02-08 % 2021-05-29
# NAME # NAME
@ -1143,6 +1143,8 @@ Yes. With Docker you'll need to include `--cap-add=SYS_ADMIN --device=/dev/fuse
Keep in mind that you **MUST** consider identity when using containers. For example: supplemental groups will be picked up from the container unless you properly manage users and groups by sharing relevant /etc files or by using some other means to share identity across containers. Similarly if you use "rootless" containers and user namespaces to do uid/gid translations you **MUST** consider that while managing shared files. Keep in mind that you **MUST** consider identity when using containers. For example: supplemental groups will be picked up from the container unless you properly manage users and groups by sharing relevant /etc files or by using some other means to share identity across containers. Similarly if you use "rootless" containers and user namespaces to do uid/gid translations you **MUST** consider that while managing shared files.
Also, as mentioned by [hotio](https://hotio.dev/containers/mergerfs), with Docker you should probably be mounting with `bind-propagation` set to `slave`.
#### Does mergerfs support CoW / copy-on-write / writes to read-only filesystems? #### Does mergerfs support CoW / copy-on-write / writes to read-only filesystems?