Date: Mon, 5 Apr 2010 18:44:22 -0600 From: Tim Judd <tajudd@gmail.com> To: Peter Steele <psteele@maxiscale.com> Cc: "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: How customized can an mfsroot be? Message-ID: <m2gade45ae91004051744pa4d4d86ax6a1e1f38195dc6a7@mail.gmail.com> In-Reply-To: <7B9397B189EB6E46A5EE7B4C8A4BB7CB3B6F7FAD@MBX03.exg5.exghost.com> References: <7B9397B189EB6E46A5EE7B4C8A4BB7CB3B6F7D05@MBX03.exg5.exghost.com> <x2uade45ae91004051730j87d11987j47b3b945971c85d6@mail.gmail.com> <7B9397B189EB6E46A5EE7B4C8A4BB7CB3B6F7FAD@MBX03.exg5.exghost.com>
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On 4/5/10, Peter Steele <psteele@maxiscale.com> wrote: >> But ... why are you constricting yourself to use mfs_root? I have many >> times ran FreeBSD completely from CDrom, which >>will give you all 700 (or a DVD, 4.3G) usable space. >> >>I'd be happy to help, if you have questions. but please direct the >> questions to the mailing list. > > The reason I was doing it this way was because I didn't know how to provide > the CD-ROM environment a writeable file system for /tmp and /var. Obviously > these have to be setup as some kind of ram based file system. What's the > trick? > > If FreeBSD cannot write to /tmp or /var on boot, it automatically creates a MFS filesystems for those mountpoints and mounts them during boot. You don't need to do anything. It works as the same readonly compactflash environments out there.
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