[Dnsmasq-discuss] Possible instability of DNS in 2.45

[Simon Kelley]

Rune Kock wrote:
> After running fine for over a week, my router with dnsmasq 2.45 became
> very unwilling to answer DNS queries (only a few succeeded).  Dumping
> the statistics showed that a significant number of upstream queries
> had failed.  Restarting the router solved the problem.
> 
> I realise that this is an incredibly useless bug-report.  I'm not even
> sure that it is a dnsmasq problem.  So please, Simon, don't waste your
> time on this yet.  I'm only posting this to find out if anyone else
> has experienced something similar.
> 
> I have now enabled log-queries, and I hope that it will tell me what
> happens, should the problem reappear.  I'll report back when I know
> more, but as the problem seems to be infrequent, it may take a long
> time.

Thanks for that: if you see that problem again, running

strace -p <process-id of dnsmasq>

for a couple of minutes and saving the results may be useful, it will
give information helpful in tracing  any problems with the
port-randomisation code.

Cheers,

Simon.

> 
> 
> 
> Rune
> 
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