Hi Thomas,

When the zone is frozen, all background zone modifications are 
blocked/postponed. An obvious consequence
of that is that the zone shouldn't be frozen for a longer time period than 
necessary.

See 
https://www.knot-dns.cz/docs/2.9/singlehtml/index.html#reading-and-editing-the-zone-file-safely

Best,
Daniel

On 1/12/20 9:52 PM, Thomas wrote:
> Hi Anand,
> 
> ah, cool, thanks!
> Freezing the zone is to lock it for updates? E.g. when someone wants to
> perform a ddns update while I edit the zone manually?
> 
> Thanks,
> Thomas
> 
> On 12.01.20 20:01, Anand Buddhdev wrote:
>> On 12/01/2020 21:13, Thomas wrote:
>>
>> Hi Thomas,
>>
>>> Is it safe to mix dynamic updates and manual editing of a zone?
>>
>> Yes, but only if you follow the proper procedure, as follows:
>>
>> knotc zone-freeze <zone>
>> knotc zone-flush <zone>
>>
>> edit zone file, taking care to increment the serial number
>>
>> knotc zone-reload <zone>
>> knotc zone-thaw <zone>
>>
>> Regards,
>> Anand
>>
> 
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