Re: [issue1586] HAMMER: you can mount_hammer a UFS that was a hammer fs before

["Simon 'corecode' Schubert" <corecode@xxxxxxxxxxxx>]

Bill Hacker wrote:
> Jan.Lentfer@web.de wrote:
> > Hi Bill,
> >
> > but the fact is that you can mount the device as hammer fs and use it 
> > as hammer fs and as UFS AT THE SAME TIME, although you have 
> > "formatted" it as UFS. That should not be.
> >
> > Cheers,
> >
> > Jan
> >
> >
> > ----------------------------------------------------------------
> > This message was sent using IMP, the Internet Messaging Program.
>
> What you call 'fact' is simply limited information as to what is going on.
>
> 'dd' a 'before' and 'after' copy of the first MB or so of it to some 
> other media.
>
> Go onto that media and diff those two files.
>
> Take a hex editor to the area(s) of difference and see what is actually 
> happening on-disk.
>
> Likewise look into your logs and see what ~/all.log, ~/messages, ~/dmesg 
> and ~/console.log have to tell you.
>
> DragonFlyBSD just might be a tad smarter than first meets the eye...
>
> ;-)

Bill, what on earth are you talking about?  It is entirely clear what is 
happening.  That's why it is also clear that this is a problem.  Why 
should Jan look at his logs?  *We know what is happening!*

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