Re: Successful first run of 6TB archiving project

Denis Corbin <[email protected]> Mon, 17 Jul 2023 15:24:59 +0200
Newsgroups gmane.comp.sysutils.backup.dar.support
Message-ID <[email protected]>
On 17/07/2023 01:39, John Goerzen wrote:
> Hi,
> 
> I thought I would mention that my first run of my 6TB archiving project
> has been successful.  It is to a set of 4TB HDDs which I formatted with
> exFAT.  (I know, but it's widely compatible.)
> 
> I whipped up some scripts that are helping me with the slice sizes and
> such.  I'll share them in a little while once I've got them all touched
> up.  It saves 1.29 million inodes, and used approximately 1.2GB RAM
> while doing so.
> 
> I'm going to expand the set of data included, so the next run will add
> about 400,000 inodes.
> 
> Thanks for your work on dar, Denis!  It is a fantastic tool.
> 
> - John
> 

According to the numbers you provided, dar consumed an average of 998 
bytes of RAM per inode... Ignore my questions if you don't have the 
info: it would be interesting to know whether EA and FSA were saved and 
also whether parallel/block compression and/or encryption has been used 
and with how much threads for each (Multi-thread implementation relies 
on memory chunks used to distribute/gather compression work to/from 
worker threads)

Anyway, Thanks for sharing this success story! 😄

Denis
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