ZFS: amd64, devd, root file system.

Dag-Erling Smørgrav des at des.no
Fri May 18 11:19:31 UTC 2007

Darren Reed <darrenr at freebsd.org> writes:
> Dag-Erling Smørgrav <des at des.no> writes:
> > My point is that it is a lot more difficult for us to implement ZFS
> > support in an OS that is intended to run on everything and the kitchen
> > sink, from the crappiest 486 to the latest quad-core Xeon, with all
> > kinds of crappy disk controllers, than it is for Sun to do the same in
> > Solaris, which mostly runs on hardware designed and manufactured by Sun
> > for the specific purpose of running Solaris.
> Which is why I'm using FreeBSD+ZFS rather than Solaris+ZFS :-)
> Maybe more layers are required in FreeBSD disk I/O subsystem to
> shield things like ZFS from crappy controllers?

You completely misunderstand - the issue is not shielding ZFS from the
crappy controllers - that is already taken care of - but having to
reimplement the entire stack in the BTX loader, and in boot2 (which
needs to be able to locate and load the BTX loader).

Dag-Erling Smørgrav - des at des.no

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