Re: comm_poll_incoming NULL write handler

Darren Steven wrote:
>
> Hi all,
> We are having a problem (maybe two)on one of our boxes (RH6intel
> 2.2.10.ac11: 2048 handles, squid 2.2stable3 - --enable-poll
> --enable-snmp --enable-async-io)
> >From time to time, we get a large number of messages like:
>
> 13:50:02| comm_poll_incoming: NULL write handler 68 - (the 68 is my hack
> to ID FD, which is ICP socket - number changes, but is always the ICP).

You probably have a misconfigured cache_peer which is refusing UDP
queries sent by ICP. Either the peer isn't a ICP peer, or uses another
ICP port than you used in cache_peer.

The actual logging of this "useless" message is a bug in Squid 2.2 and
will be fixed in Squid 2.3.

--
Henrik Nordstrom
Spare time Squid hacker