dump | restore fails: unknown tape header type 1853384566
Mikhail T.
mi+thun at aldan.algebra.com
Tue Mar 24 00:02:47 PDT 2009
Daniel O'Connor написав(ла):
> On Tuesday 24 March 2009 11:55:07 Mikhail T. wrote:
>
>> I'm trying to migrate a filesystem from one disk to another using:
>>
>> dump a0hCf 0 32 - /old | restore -rf -
>>
>> (/old is already mounted read-only). The process runs for a while and
>> then stops with:
>>
>> [...]
>> DUMP: 22.85% done, finished in 3:57 at Tue Mar 24 01:03:21 2009
>> DUMP: 24.66% done, finished in 3:50 at Tue Mar 24 01:00:58 2009
>> DUMP: 26.44% done, finished in 3:43 at Tue Mar 24 00:59:14 2009
>> unknown tape header type 1853384566
>> abort? [yn]
>>
>> Any idea, what's going on? Why can't FreeBSD's restore read FreeBSD's
>> dump's output?
>>
>
> What happens if you don't use the cache?
>
No big difference:
dump a0f - /old | restore -rf -
[...]
DUMP: 17.25% done, finished in 3:27 at Tue Mar 24 05:42:00 2009
DUMP: 20.36% done, finished in 3:09 at Tue Mar 24 05:28:13 2009
DUMP: 23.83% done, finished in 2:50 at Tue Mar 24 05:14:32 2009
unknown tape header type -621260722
abort? [yn]
Looks like a junk value somewhere... Unitialized variable or some such.
-mi
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