Loading gzipped mfsroot

Iasen Kostov tbyte at otel.net
Tue Nov 29 11:02:47 GMT 2005


On Mon, 2005-11-28 at 19:19 +0200, Ruslan Ermilov wrote:
> On Mon, Nov 28, 2005 at 04:38:11PM +0200, Iasen Kostov wrote:
> > On Mon, 2005-11-28 at 09:18 -0500, David S. Madole wrote:
> > > From: "Iasen Kostov" <tbyte at otel.net>
> > > 
> > > > I've seen a lot of examples where peeple load gzipped mfsroot images
> > > > and everything looks fine for them, but not for me. It loads
> > > > uncompressed image and boots ok, it loads compressed image and does not
> > > > uncompress it and then tries to mount ufs directly on it which fails
> > > > ofcourse. As I saw bay default loader(and pxeboot porbably - its a
> > > > diskless machine which boots over ethernet) have LOADER_GZIP_SUPPORT
> > > > defined so I think I should have gzip support in loader.
> > > >
> > > > Here is the loader.conf:
> > > >
> > > > rootfs_load="YES"
> > > > rootfs_name="dlroot.gz"
> > > > rootfs_type="mfs_root"
> > > 
> > > I've not users this in quite a while, so I may be wrong here, but I think 
> > > what you need is:
> > > 
> > > rootfs_name="dlroot"
> > > 
> > > If gzip support is compiled in, it will automatically try to fetch 
> > > dlroot.gz first and if it succeeds, it will uncompress and use it. The 
> > > way you have configured it, it tries dlroot.gz.gz, which fails, so then 
> > > it tried to load dlroot.gz as an uncompressed file.
> > > 
> > > David
> > > 
> > 
> > 	Thanks a lot ! That do the trick :)
> > It will realy be good if this is documented somewhere - probably in
> > loader(8) manual page ... And will save people some hours of "blessing"
> > loader(8) :)
> > 
> loader(8) has no business documenting this; it's already documented
> (though not too verbose) in the libstand(3) manpage.
> 
> 
	Yaik I don't think thats obvious to the "normal" user :)
It should be somewhere in handbook atleast around diskless operations
chapter. Probably this will make it searchable via google and etc...



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