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Move from fuse-overlayfs to native rootless overlay storage
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Starting with Linux kernel version 5.13 podman can use a native overlay filesystem instead of relying on fuse-overlayfs which has significant performance improvements.

According to it does require running podman system reset to reset some metadata. Because VyOS does not support user data volumes, and requires binding to a source directory, I don't think we need to worry about data migration.

There are some notes of archlinux switching to kernel overlay in

The VyOS path for the .has-mount-program file is:



Difficulty level
Unknown (require assessment)
Why the issue appeared?
Will be filled on close
Is it a breaking change?
Unspecified (possibly destroys the router)
Issue type
Performance optimization