druck  writes:
> On 10/07/2018 14:25, Martin Gregorie wrote:
>> Good practise says you should reboot after any system upgrade to make
>> certain you're running all the latest programs and library code and, for
>> the mildly paranoid like myself, to check that the system will reboot
>> cleanly.
>
> In addition to the excellent advice, you should upgrade and reboot
> before taking your next backup. An upgrade may break something, such
> as overwriting a set-up file, which you may not find out about until
> you next reboot. As long as you haven't overwritten the backup of the
> config file, you can restore the previous copy.

I think this is an argument for keeping multiple backups, rather than
for deferring backups until after a reboot.

--
https://www.greenend.org.uk/rjk/

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