unionfs limitations?

[Marc G. Fournier]

yOn Sat, 7 May 2005, Eirik [ISO-8859-1] Øverby wrote:

> Hi,
>
> I just started playing with mounting ports into jails using unionfs
> (mount_unionfs -b /usr/ports_jail /usr/local/jails/jail-0/usr/ports), and
> many things seem to work fine.
> However, when trying to install either of mysql41-server or mysql41-client,
> I see the following:
>
> [root at mpi1] /usr/ports/databases/mysql41-server# make install
> ===>  Installing for mysql-server-4.1.11_1
> ===>   mysql-server-4.1.11_1 depends on shared library: mysqlclient.14 -
> found
> ===>   Generating temporary packing list
> ===>  Checking if databases/mysql41-server already installed
> ln: POSIX: Operation not supported
> *** Error code 1
>
> Stop in /usr/ports/databases/mysql41-server.
>
> Did I miss out on something, or is this not going to work? Do I need to
> think in other ways?
> I have stress-tested this setup pretty well over the last 24 hours, with as
> many as 20 mountpoints using the same ports tree, with constant package
> building in each of them. This was impossible last time I played with
> unionfs, so it must have stabilized somewhat ;)

What version of FreeBSD?  Only issue I've hit so far is just trying SBCL 
the other day and getting an MMAP issue that I'm guessing is jail related, 
not unionfs ...

----
Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
Email: scrappy at hub.org           Yahoo!: yscrappy              ICQ: 7615664