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223 interfaces is quite impressive! Let's try and debug at your end
rather than reproduce the bug here for now.

Next test: start dnsmasq with the -d flag, and see what happens.

Next next test: start dnsmasq -d under strace and post the large output.

Cheers,

Simon.


On 18/06/15 16:05, Carlos Carvalho wrote:
> Simon Kelley (si...@thekelleys.org.uk) wrote on Thu, Jun 18, 2015
> at 06:28:08AM BRT: If you could do a quick check and see if 2.73rc9
> behaves the same way, that would be useful. The change most likely
> to have provoked this happened after rc9.
> 
>> No, behavior is the same as 2.73 final.
> 
> On 17/06/15 22:32, Carlos Carvalho wrote:
>>>> I tried 2.73 today but it doesn't run. First, it aborts with
>>>> 
>>>> dnsmasq: failed to create listening socket for 
>>>> fe80::225:90ff:fe4f:6820: Too many open files
>>>> 
>>>> Raising the limit it starts but vanishes:
>>>> 
>>>> hoggar#~ ulimit -n 2048 hoggar#~ dnsmasq
>>>> 
>>>> In the log:
>>>> 
>>>> Jun 17 17:43:11 dnsmasq[26530]: started, version 2.73
>>>> cachesize 10000 Jun 17 17:43:11 dnsmasq[26530]: compile time
>>>> options: IPv6 GNU-getopt no-DBus i1 8n IDN DHCP no-DHCPv6
>>>> no-scripts TFTP no-conntrack ipset auth DNSSEC loop-detect
>>>> inotify [lots of initial stuff omitted] Jun 17 17:43:11
>>>> dnsmasq[26530]: using nameserver 127.0.0.1#53
>>>> 
>>>> and nothing more. The process disappeared. There are no
>>>> messages in any log file.
>>>> 
>>>> I compiled the Debian package with DEB_BUILD_OPTIONS="nodbus 
>>>> noconntrack nodhcp6 noscript"
>>>> 
>>>> 2.72 runs with the same configuration. The machine has 223 
>>>> interfaces.
>>>> 
>>>> Why does 2.73 needs more open files? Is the crash related to
>>>> this?
>>>> 
>>>> _______________________________________________
>>>> Dnsmasq-discuss mailing list
>>>> Dnsmasq-discuss@lists.thekelleys.org.uk 
>>>> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
>>>>
>>
>>
>>>> 
_______________________________________________
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>> Dnsmasq-discuss@lists.thekelleys.org.uk 
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> 
> _______________________________________________ Dnsmasq-discuss
> mailing list Dnsmasq-discuss@lists.thekelleys.org.uk 
> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
> 
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