[clamav-users] No good deed goes unpunished, or, why CVD files don't work

Joel Esler (jesler) jesler at cisco.com
Thu Dec 20 10:23:13 EST 2018


Right.  We only publish at certain times a day.  I think a check once an hour is probably fine.   

Sent from my  iPhone

> On Dec 20, 2018, at 09:55, Paul Kosinski <clamav-users at iment.com> wrote:
> 
> Only DNS TXT queries are done 3-5 times per hour. Freshclam itself is
> only run whenever that reports that there is something new available,
> as determined by the DNS TXT result showing a higher version number
> than the *local* CLD file shows. In practice, this means that freshclam
> is only run a few times per day. (Recently, updates only seem to occur
> at about 03:xx, 11:xx and 19:xx GMT, i.e., three times per day.)
> 
> 
> On Wed, 19 Dec 2018 21:14:58 -0800
> Al Varnell <alvarnell at mac.com> wrote:
> 
>> Note these restrictions:
>> 
>>> How many times per hour shall I run freshclam?
>>> You can check for database update as often as 4 times per hour
>>> provided that you have the following options in freshclam.conf:
>>> 
>>> DNSDatabaseInfo current.cvd.clamav.net
>>> 
>>> DatabaseMirror db.XY.clamav.net
>>> 
>>> DatabaseMirror database.clamav.net
>>> 
>>> Replace XY with your country code. If you don’t have that option,
>>> then you must stick with 1 check per hour.
>> 
>> -Al-
>> 
>>> On Wed, Dec 19, 2018 at 12:26 PM, Paul Kosinski wrote:
>>> They all do DNS TXT queries 3-5 times per hour...
>> 
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