Hi all,

I have been reading the discussion about a possible disk-only bacula-sd with
adapted Volume format for disk specific storage.

As I understand it, the current Volume format is strictly serial, which means 
that
there is no block alignment for file content within the Volume, which also means
that any support for block-level de-duplication in the underlying file-system 
will
not be effective.

It would be preferable for the SD to accumulate metadata and file tails in a 
leader
block, flush when full together with the associated [block aligned] full blocks 
of
file content; repeat as needed.

I am spending some considerable time at the moment getting to grips with how
Bacula works, so that I can implement some of the ideas that I have, and finding
that not an easy job ...

Regards, 
 
Howard Thomson

PS There was recent news about a de-duplication FUSE file-system project on 
Sourceforge ...

--
"Only two things are infinite, the universe and human stupidity,
and I'm not sure about the former." -- Albert Einstein 


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