> Some people have trained their fingers to use the -f option on every
> command that supports it to force the operation.  For instance, how
> often do you do rm -rf vs. rm -r and answer questions about every
> file?
> If various zpool commands (import, create, replace, etc.) are used
> against the wrong disk with a force option, you can clobber a zpool
> that is in active use by another system.  In a previous job, my lab
> environment had a bunch of LUNs presented to multiple boxes.  This was
> done for convenience in an environment where there would be little
> impact if an errant command were issued.  I'd never do that in
> production without some form of I/O fencing in place.

I also have that habit. And It is good practice to bear in mind.


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