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Subject: Re: Strange performance characteristics with ZFS
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Claus Guttesen wrote:
>> Aha.  It corrupted data.  Now I have to start the copy over again :/
>>
>> This is not good!  Anything else I can try?  (Hopefully without making
>> the process fail :-p )
> 
> I've only copied data between freebsd using nfs (and zfs on the
> server) which worked so apparently server and client introduces some
> mismacth. Have you tried both tcp and udp?

Both are about the same.  A recent world rebuild on the BSD machine and
an update of the Linux machine improved the situation a lot, although
it's still not where I like it.  Detail forthcoming in the reply to the
next email :)