[clamav-users] A workaround for the major ClamAV DB update delays we have been experiencing

Dennis Peterson dennispe at inetnw.com
Wed Dec 12 23:23:44 EST 2018

I wonder if the file size changed when Joel regenerated the daily.cvd file  (or 
I had in unexplainable file size error). I still use all the technology but no 
longer for big dot coms. The patched files are larger because they have a lot of 
unneeded bits in them.


On 12/12/18 7:43 AM, Paul Kosinski wrote:
> The daily.cvd is still less than half as big as main.cvd:
>    -rw-r--r-- 1 clamav clamav 117892267 Jun  7  2017 main.cvd
>    -rw-r--r-- 1 clamav clamav  53147013 Dec 11 14:03 daily.cvd
> but indeed using the cdiffs could save bandwidth.
> I never tried using cdiffs since the FAQ said "Let freshclam download
> the *.cvd files", and I wasn't sure if "scripted update" would actually
> create a proper cvd for both local mirroring *and* HAVP. Also, I
> figured that we were already saving lots of bandwidth by doing local
> mirroring instead of N separate freshclam external downloads.
> P.S. After retirement there is less pressure, but the technology I deal
> with daily (for my own purposes, rather than for pay) doesn't seem to
> get any simpler.

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