[Borgbackup] hundreds of 17-byte files (1744 files out of 1762)

Thomas Waldmann tw at waldmann-edv.de
Sun Aug 29 12:28:22 EDT 2021


> I'm trying to use `par2` on a borg repository that I am
> archiving long term; par2 uses Reed-Solomon coding to produce
> extra files that help recreate the data as long as it's not too
> damaged.
>
> My borg repo is 3646 MB. It has 1762 files, of which 1744 are
> 17-byte files with exactly the same content. This seems to
> completely throw off par2 in terms of performance.

If a few small files "throw off" par2 in terms of performance, what 
would be the case if you had a really big backup?

> I've asked the par2 folks also, but I thought it would be worth
> asking here: why do all those files have exactly the same
> content, and if so why are ther 1744 of them?

This is a (harmless) bug in borg 1.1.x, see the issue tracker.

borg 1.2 will have a cleanup action to remove the superfluous commit files.





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