On Mon, Apr 09, 2007 at 12:05:01PM -0400, Gene Heskett wrote:
> Subtract the 00h, and you have the 254 its currently sitting at, 
> apparently subject to the whims of an individual boot.  If I build md as 
> a module, then md will get 254 and device-mapper (dm_mod) will get 253, 
> and if I build pktcdvd, the packet writing util for burning cd/dvd's, it 
> will get one of those numbers, shoving device-mapper down to 252.  This 
> number does not change AFAIK, for any file/directory on that particular 
> disk.  To demo:

Is it the case, then, that any block device loaded as a module will get
a dynamically generated major device number?  Or just devices which
don't have a fixed major yet?

> Device: fe00h/65024d    Inode: 11534709    Links: 1

> And an inspection of the revelant files says its the decimal version, 
> present as the first number of every line in the file AFTER line 1.  So 
> this is doable by a bash script I believe.  But I'll need a nap and 3 
> more cups before I start that project.

Could you send me a copy of your incremental file?  AFAICT, they're
binary files, so I'm not sure how you're speaking of "lines"..

If there's private info in there, please use tar to make a new
incremental of a non-private directory, rather than munging the file.

Dustin

-- 
        Dustin J. Mitchell
        Storage Software Engineer, Zmanda, Inc.
        http://www.zmanda.com/