Upgrading over ssh and connection failure

Nils Kassube kassube at gmx.net
Mon Aug 13 14:26:05 UTC 2018


Tom H wrote:
> On Sun, Aug 12, 2018 at 5:43 PM Nils Kassube <kassube at gmx.net> wrote:
> > Nils Kassube wrote:
> >> Colin Law wrote:
> >>> I have several systems that I access via ssh.  When I upgrade
> >>> using
> >>> apt upgrade is there a danger of the upgrade seriously messing up
> >>> if
> >>> the connection goes down in the middle of the operation, while
> >>> upgrading the kernel for example?  When I say say seriously
> >>> messing
> >>> up I mean something like ending up with a non-bootable system.
> >> 
> >> You should install the package "screen". If it finds the screen
> >> application, the upgrade command starts a screen session and you
> >> can
> >> continue an interrupted upgrade if you can connect to the machine
> >> again. It saved me a lot of work when I once accidentally broke the
> >> connection.
> > 
> > Please ignore the nonsense above - I mixed up apt upgrade with the
> > release upgrade. I'm sorry if I created some confusion.
> 
> screen (or tmux) is the right tool.

Sure, it is a good tool. But I claimed that screen is automatically 
started by apt which is wrong.


Nils




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