[Unbound-users] Resource temporarily unavailable and query problem with unbound

[W.C.A. Wijngaards]

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On 11/11/2010 10:11 AM, lst_hoe02 at kwsoft.de wrote:
> Zitat von "W.C.A. Wijngaards" <wouter at NLnetLabs.nl>:
>> I could implement such an option so-sndbuf; would it be easier to just
>> make it be equal to so-rcvbuf?  (saves another config entry?)
> 
> Not sure. The receive sockets are low in number and tend to higher
> latency if the machine is under load and could not process the incoming
> packets fast enough. The send sockets could be much higher in number
> (outgoing-range?) and should in case of UDP only fall behind if the
> available bandwidth is saturated.
> So i guess the send buffer per socket used should be smaller than the
> receive buffers...

The so-rcvbuf is only applied to the port-53 sockets for incoming
queries.  Like you say the outgoing sockets (due to port randomization)
see less traffic per socket.

Best regards,
   Wouter
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