Getting access to checksums.

Damien Fleuriot ml at
Fri Jun 10 13:44:27 UTC 2011

On 9 Jun 2011, at 21:15, Dan Carroll <fbsd at> wrote:

> I'm currently working on a system that monitors file changes.
> I'd like to calculate the checksums on each file both to see if a change has occured as well as looking for duplicate files.
> I'm not sure what algorithm I'll end up using but I was wondering if it was possible to get access to ZFS' checksumming?
> Does it happen on a file level or is it block level only?  And if it does, is there an easy way to obtain this information from the system?
> -D
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You will want to look into mtree's man page.
Does exactly what you wanna do :)

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