Naw, I'm not talking about replacing the current system.  This is just
for making a "modified" copy on a remote server or external disk.  

@Marty: our backup strategies differ.  The only reason I move data
offsite is if my data center is destroyed (ok, there are some other
reasons but you get the point).

Yes, the c/pool directories do contain the hash structure but I'm
talking after the fact.  If I pick a file from my pc directory, I don't
know it's associated (hard linked) file in the pool.  Only after doing
the hash stuff (which I admit I don't fully understand what Craig has
done) can you find the pool link.

- Wade


 

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Paul
Fox
Sent: Wednesday, December 21, 2005 1:52 PM
To: [email protected]
Subject: Re: [BackupPC-users] Cpool question 

 > 
 > I don't see why not.  Just change the hardlink into a file whose 
 > contents are the name of the pool file it pointed to.  That seems
like 
 > trival one liner in a script, both converting and unconverting the 
 > link.  Since it seems too easy, there must be a "gotcha" which I am 
 > missing!

the gotcha i'm aware of comes at cleanup time -- right now, when
the last pc referencing a pool file stops needing the file, the
file in the pool is deleted during cleanup based on the link count
being equal to 1 (since that means there are no references to it).
changing from hard links would become more complicated and less
robust, since you'd either have to have another "who's using this
pool file" list, or you'd have to search all of the pc trees to look
for references, either at cleanup time, or at deletion time.

paul
=---------------------
 paul fox, [EMAIL PROTECTED] (arlington, ma, where it's 24.1
degrees)


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