send_query: No buffer space available [SOLVED]

[Pertti Kosunen]

Pertti Kosunen wrote:
> What should i do to avoid these messages from MRTG and dhclient? This 
> happens with some network load on xl0 interface and pf+altq or 
> ipfw+dummynet+statefull rules enabled, even with simple pass rules.
> 
> Increasing kern.ipc.nmbclusters, kern.ipc.nsfbufs, kern.ipc.somaxconn 
> and net.inet.tcp.sendspace doesn't seem to help. FreeBSD 5.3-RELEASE to 
> 6.0-BETA5 have this problem.
> 
> SNMP Error:
> send_query: No buffer space available
> 
> dhclient: send_packet: No buffer space available

Increasing kern.ipc.maxsockbuf seem to solve the problem.