Suddenly shutdown delayed -
On 23/11/11 15:59, Bob Goodwin wrote:
> For the last several days shutdown of this F-15 computer has
> developed a delay.
> When I click on shutdown it immediately switches to a black
> screen with one line at the top:
> sendmail " some numbers I couldn't copy" unqualified host
> name [box9] unknown sleeping for retry
> There were some punctuation marks I left out too.
> I don't know what I might have done to trigger this but it is
> annoying since shutdown stops for what seems like a minute
> before going through the normal process that I am accustomed to
> Where does it get this qualified host name from? What do I need
> to fix or am I stuck until I install F-16 which I have been
> putting off?
I determined that fail2ban triggers the retry.
Stopping fail2ban restores a normal shutdown.
I guess further investigation of fail2ban configuration is in
order? Any suggestions welcome.
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