On Fri, Nov 15, 2002 at 08:48:20AM -0500, lvm@interlinx.bc.ca wrote:
> On Fri, Nov 15, 2002 at 01:54:24PM +0100, Heinz J . Mauelshagen wrote:
> >
> > Brian,
>
> Hi Heinz.
>
> > yes, at the end of the day you can't prevent people with the necessary
> > credentials from shooting themselves in the foot anyways.
> > That occasionally includes me.
> > At least at ~4pm in the morning ;)
>
> I hear ya. Me too. :-)
:)
>
> > Because LVM is a block layer service transparent to filesystems or any other
> > arbitrary block device user, it should just cover the necessary block device
> > functionality.
>
> I don't disagree with that.
>
> > Putting additional overloading block/filesystem layer services not necessarily
> > needed there into the kernel is unlikely to be accepted either IMO.
>
> No. No. Not in the kernel. I mean the user space tools can simply
> check what data is on the block device (i.e. look for a known
> signature of given filesystems) and see if it can determine if it is
> indeed a filesystem.
Yep. We share the same opinion I guess.
The user space tool shall be pattern configurable in order to "learn" about
new filesystem types (config file ala /etc/magic).
>
> > Controlling LVM block device and filesystem changes in userspace with an
> > (e2)fsadm tool is a "helping hand" for the unexperienced, not limiting
> > the experienced user.
> > This is our prefered way to go.
>
> That is fair enough. And I don't care that strongly about this issue,
> but just thought of how many tools (in their "interactive mode"
> anyway) stop and ask a user before they are about to do something
> potentially disasterous.
lvreduce warns.
As mkfs does ;)
>
> b.
>
> --
> Brian J. Murrell
--
Regards,
Heinz -- The LVM Guy --
*** Software bugs are stupid.
Nevertheless it needs not so stupid people to solve them ***
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Heinz Mauelshagen Sistina Software Inc.
Senior Consultant/Developer Am Sonnenhang 11
56242 Marienrachdorf
Germany
Mauelshagen@Sistina.com +49 2626 141200
FAX 924446
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