There are multiple quota objects now since ZFS on linux wanted support
for their model aswell. Be carefull which you have enabled. Refquota
says it should not but I know quota does. Let me test if that is an
issue in docs though. Would be a bad.

The other thing is very Nexenta specific You may want to open a ticket
with them the Community mostly does their own storage servers. Your idea
with the incremental send of that one child dataset will work for sure.
Not sure about a replicated send from the parent I would say no.

Hope this helps
Greetings
Till

On 23.04.20 21:07, Oliver Weinmann via illumos-discuss wrote:
> Hi Till,
> 
> Thanks a lot for your good explanation. It is really confusing as in the 
> manual it states that refquota doesn’t take descendants or snaps into 
> account. I might play around with bookmarks later. For now I guess I can use:
> 
> zfs receive -x refquota to exclude the property?
> 
> 
> How about I have started to recursively replicate a dataset and it failed on 
> one of the child datasets due to the refquota issue. Can I somehow resume the 
> replication of the parent dataset or do I have to replicate the child dataset 
> first using incremental snapshots?
> 
> Normally I only use the built in auto sync feature on our nexenta storage, 
> but this time I have to sync back the data Manually to the nexenta system.
> 
> Cheers,
> Oliver
> 
> Von meinem iPhone gesendet
> 
>> Am 23.04.2020 um 18:04 schrieb Till Wegmüller <[email protected]>:
>>
>> Hi Oliver
>>
>> This is a usage issue with the zfs commands. Every snapshot also counts
>> towards the quota. You may want to switch up and use bookmarks instead
>> of snapshots as send sources. If you are changing the Refquota on a
>> regular basis you will need to update both ends or use zfs send -p to
>> copy all properties as well before the snapshots on the source get too
>> huge again so you cannot send them any more. Another approach is not to
>> save the properties at all and have no quota on the backup servers. You
>> will need another script or config management to reapply the quota in
>> case of a full restore but that would stop you getting this error.
>>
>> Hope this helps you get your backup process more streamlined
>> If you still need help let me know.
>>
>> Greetings
>> Till
>>
>>> On 23.04.20 16:29, oliver.weinmann via illumos-discuss wrote:
>>> Hi folks,
>>>
>>> I'm currently trying to zfs send/recv using netcat between omnios
>>> (sender) and nexenta (receiver). I usually get this error:
>>>
>>> cannot receive incremental stream: destination
>>>
>>> The source datasets have a refquota applied. I googled for the error but
>>> it seems that there is no fix available yet?
>>>
>>> Due to this i'm not able to complete the zfs send / recv. I always have
>>> to adjust the refquota on src and dest in order to proceed. Which is
>>> really annoying as there are huge amount of data that have to be copied. :(
>>>
>>> Best Regards,
>>> Oliver
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