Re: Tramp timeout for currently unreachable connections?

[Michael Albinus]

Visuwesh <visuweshm@gmail.com> writes:

> Hello Michael,

Hi Visuwesh,

>>> I know that non-essential=t prevents Tramp from establishing new
>>> connections but is there a way to make Tramp use a very short timeout
>>> when trying to connect to a previously established connection that is
>>> now unreachable?  What I mean is: if I am connected to a remote host via
>>> a ssh connection /ssh:user@remote: and my internet connection goes down,
>>> I do not want Tramp trying to fetch remote resources forever.
>>
>> Use 'M-x tramp-cleanup-connection'.
>
> I can always C-g and execute this command but I would like to do it
> automagically in my lisp programs so, unfortunately, this isn't exactly
> an option.  Half the time, I forget the freezes are due to Tramp
> inability to speak with the remote machine too...

Ah, I thought you're speaking about the interactive case.

>> Play with user option `tramp-connection-timeout'.
>
> If I let-bind tramp-connection-timeout to 1 in the above example, Tramp
> still tries to talk with the remote machine.  :-( Am I misunderstanding
> your suggestion?  Should I be using with-(tramp-)timeout?

tramp-connection-timeout is of help only for establishing a new
connection. That's why I've mentioned it, in conjuntion with
tramp-cleanup-connection.

> Thank you for your answers.

Best regards, Michael.