Re: Gnus hanging

[Richard Riley <rileyrg@googlemail.com>]

lee <lee@yun.yagibdah.de> writes:

> Dave Abrahams <dave@boostpro.com> writes:
>
>> on Wed Jul 06 2011, Richard Riley <rileyrg-AT-googlemail.com> wrote:
>>
>>> I'm frequently on a wireless connection that fails. Gnus hangs if I do a
>>> "g" (or more accurately C-u 5 g) in the group buffer to get new headers
>>> if the link has gone down and come back up again - I assume because of
>>> non valid network stream handles or whatever. What would be the best way
>>> to ensure Gnus closes all network links first and reconnects prior to
>>> the refresh other than quitting or closing/opening from the server
>>> buffer?
>>
>> +1
>>
>> Long-standing issue for me, too.
>
> Trying to trace the problem, I've been watching connections with
> "netstat -t" and found that gnus hangs when the connection to the news
> server is closed.  Gnus reopens the connection and hangs.  I've modified
> the entry for the news server, adding `nntp-connection-timeout' for a
> timeout of 15 seconds:
>
> (add-to-list 'gnus-secondary-select-methods
> 	     '(nntp "news1.open-news-network.org"
> 		    (nntp-connection-timeout 15)))
>
> Because it takes two hours for the connection to time out, I haven't
> been able to see if it works yet.  If it doesn't work, an alternative

Simpy unplug the network or "sudo ifdown -a"?