eric kustarz <[EMAIL PROTECTED]> writes:

> I just integrated into snv_62:
> 6529406 zpool history needs to bump the on-disk version
> 
> The original CR for 'zpool history':
> 6343741 want to store a command history on disk
> was integrated into snv_51.
> 
> Both of these are planned to make s10u4.
> 
> But wait, 'zpool history' has existed for several months, aren't we  
> revising, um, history here?
> 
> It was originally believed that even though 'zpool history' added  
> additional on-disk information it didn't need to bump the on-disk  
> version.  My testing verified this to be true.  Turns out my testing  
> was incomplete.  There is an edge case where if you have a pool with  
> history recorded then you cannot move that pool to a pre-snv_51  
> machine if that machine is also a different endianness.  If you do,  
> then the load/import of the pool will cause a panic.  Please note:  
> there is no corruption here.  If the machine is the same endianness,  
> then the load/import will work just fine.

Is this the same panic I observed when moving a FireWire disk from a SPARC
system running snv_57 to an x86 laptop with snv_42a?

6533369 panic in dnode_buf_byteswap importing zpool

        Rainer

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Rainer Orth, Faculty of Technology, Bielefeld University
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