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Subject: Re: How to create overlay file system on FreeBSD?
To: "Chen, Alvin W" <Weike.Chen@Dell.com>,
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On 2024-04-29 3:53, Chen, Alvin W wrote:
> Hi,
> I'd like to overlay tmpfs on top of a read only dataset.
> /var/data    -> lower: dataset mount as read-only
> /tmp/          ->upper: writable
> /var/overlay -> any files created will be created in /tmp/
> As I know FreeBSD can't support overlayfs, any other ways to achieve it?

Why won't symlinking /tmp to /var/overlay work?