[Unbound-users] Strange TTL of the SOA record for a noexist domain query

Likun Zhang zlkzhy at gmail.com
Fri May 13 06:54:30 UTC 2011


Hi Wouter,

On Tuesday, May 10, 2011 8:57 PM, Wouter wrote:
> Hi Likun, Luoce,
> 
> On 05/10/2011 10:04 AM, W.C.A. Wijngaards wrote:
> > On 05/10/2011 03:37 AM, Likun Zhang wrote:
> >> I did some quick look at the message and rrset cache, a possible
> >> solution for it maybe:  add a secondary rrset cache for one message
> >> cache, that rrset cache only store the soa record got from the
> >> negative response, so the soa rrset pointer in message cache can
> >> point to normal rrset cache or the secondary rrset cache.
> >
> >> I don't think it's perfect, but maybe it will lower the change to
> >> code.
> >
> > Yes, I think that is the way to solve this.
> 
> It is fixed in the svn trunk of unbound, for the next version.

Thanks for your work.

Likun





More information about the Unbound-users mailing list