Cannot rsync /proc/kcore to new disk

[Harry Putnam]

Ken D'Ambrosio <ken at jots.org> writes:

>> I suggest just using -x instead of all those excludes:
>>
>>         -x, --one-file-system       don't cross filesystem boundaries
>
> While this is certainly a more elegant solution, I do have a
> philosophical issue with it: I've been bitten by people thinking stuff
> was being backed up when it wasn't.  For backups, I prefer to have to
> explicitly exclude stuff rather than explicitly include it after the
> fact -- and possibly find out something had been overlooked.  (I *do*
> wish there were
>
> $.02,

Thank folks for the input ... 

It's been a good while since I needed to copy one system to a new
disk... Now you've all pointed out the salient facts... I begin to
recall what I once knew ... thank for the poking.