Re: mount_seed_tmpfs

matthew sporleder <[email protected]> Sat, 9 May 2009 18:27:57 -0400
Newsgroups gmane.os.netbsd.devel.embedded
Message-ID <[email protected]>
On 5/9/09, der Mouse <[email protected]> wrote:
> >> For running read-only systems I know it's sometimes common to run
>  >> /var in a tmpfs/mfs and to seed the files/directories with a tar
>
> >> file at srtup.  I have never been a big fan of the tar file idea, so
>
> >> I wrote mount_seed_tmpfs which will populate a tmpfs filesystem from
>  >> the disk before taking over the mount point.
>
>
> Why not use a union tmpfs mount?

tmpfs doesn't seem to support union mounting.  I just tested and mfs does.