dump to a samba mounted FAT32 disk can't handle bigfiles?

anubis anubis357 at optusnet.com.au
Tue May 25 02:29:35 PDT 2004


On Tue, 25 May 2004 9:56 am, Warren Block wrote:
> On Mon, 24 May 2004, Joachim Dagerot wrote:
> > The man page for dump states this:
> >
> > [....]
> >  -B records
> > The number of kilobytes per output volume, except that if it is
> > not an integer multiple of the output block size, the command
> > uses the next smaller such multiple.  This option overrides the
> > calculation of tape size based on length and density.
> > [....]
> >
> > So I thougth this line should create a bunch of 35mb files. But
> > it did not. Any thouts on this?
> >
> > >dump -0 -L -a -B 35000 -f /HEMMET2/External_HD/freebsd_usr.dump
> >
> > /dev/ad0s1f
>
> A little farther down, the -f option says:
>
>   "Multiple file names may be given as a single argument separated
> by commas.  Each file will be used for one dump volume in the order
> listed; if the dump requires more volumes than the number of names
> given, the last file name will used for all remaining volumes after
> prompting for media changes."
>
> I don't know if there's a way to make dump automatically name or
> number a bunch of output files, but you can give it a list of
> filenames if you have an idea of how many it will need.

And once again from the fabulous man page


     -S option
    Display an estimate of the backup size and the number of tapes 
required, and exit without actually performing the dump.


There seems to be a limitation in mount_smbfs that will not allow you 
to transfer files greater than 4GB


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