Re: restricted sourceless ARM uploads
On Wed, Dec 20, 2006 at 07:27:03PM +0000, Martin Guy wrote:
> 2006/12/20, Wookey <email@example.com>:
> >We ought to discuss if there
> >is any significant reason not to use qemu 'machines' instead of actual
> >hardware for slower arches.
> As Wookey knows, I have been building Debian packages to bootstrap the
> armel port of etch under QEMU for a couple of months now, and have had
> all sorts of troubles which traced back to doing this on an NFSroot.
> Some of this is due to having to use a particularly unreliable NFS
> setup, but some problems are repeatable whenever you build in an NFS
You would get the same problem with NFSroot on a real hardware.
> A prime example is the "tar" testsuite which is very picky about
> filesystem behaviour.
> - With a real ARM CPU building on local (USB) storage, it passes all tests
> - With a real ARM CPU over NFS the testsuite fails one test (cyclic renames)
> - From QEMU in a locally-mounted nfsroot it fails a dozen tests.
> - Building with QEMU in an NBD volume passes all tests.
> What do your QEMU buildds use for mass storage?
I use aranym (for m68k) and a 14Gb real hd partition. I tried to use
NFS but given up due to the issues you mention and poor performance.
Imagine a large red swirl here.